Collection of jquery practical code snippets_jquery

加载google的jquery库

<script type="text/javascript"

src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js">

script>

有利于加快加载速度（已经得到验证）。

修改图片src更新图片

<div style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 14px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 21px; PADDING-TOP: 0px">
<span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">$(imageobj).attr('src', $(imageobj).attr('src') </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">+</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> '</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">?</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">' </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">+</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> Math.random() );</span>
</div>

这是很实用的技巧，曾经有人问明河，为什么他已经修改了图片的src，但图片没变化呢？原因在于缓存，给图片路径后加个随机数参数即可。

加载多张图片，判断加载完成状态

<div style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 14px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 21px; PADDING-TOP: 0px">
<span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> totalimages </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">10</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">;<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> loadedimages </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">0</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">;<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px">$("</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">img</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">/</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">>").load(function() {</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">++</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">loadedimages;<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">if</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">(loadedimages </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">==</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> totalimages){<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">//</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">全部图片加载完成时…..</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> }<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> });</span>
</div>

双击不选中文本

<div style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 14px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 21px; PADDING-TOP: 0px">
<span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> clearSelection </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> () {<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">if</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">(document.selection </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">&&</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> document.selection.empty) {<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> document.selection.empty();<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> } </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">else</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">if</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">(window.getSelection) {<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> sel </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> window.getSelection();<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> sel.removeAllRanges();<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> }<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> }<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> $(element).bind('dblclick',</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">(event){<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> clearSelection();<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> });</span>
</div>

对一个列表进行排序

<div style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 14px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 21px; PADDING-TOP: 0px">
<span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">ul</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">li</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">cloud</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">/</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">li></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">li</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">sun</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">/</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">li></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">li</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">rain</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">/</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">li></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">li</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">snow</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">/</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">li></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">/</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">ul</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><BR style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><BR style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> items </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $('.to_order li').get();<BR style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"><BR style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> items.sort(</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">(a,b){<BR style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> keyA </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $(a).text();<BR style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> keyB </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $(b).text();<BR style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">if</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> (keyA </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> keyB) </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">return</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">-</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">1</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">;<BR style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">if</SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> (keyA </SPAN><SPAN style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> keyB) </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">return</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">1</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">;<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">return</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">0</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">;<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> });<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> ul </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $('.to_order');<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> $.each(items, </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">(i, li){<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> ul.append(li);<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> });<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span>
</div>

（中文无效）
绑定右击事件

<div style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 14px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 21px; PADDING-TOP: 0px">
<span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $(document).ready(</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">(){<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> $(document).bind("contextmenu",</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">(e){<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">return</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">false</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">;<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> });<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> });</span>
</div>

 扩展jquery的对象选择器

<div style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 14px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 21px; PADDING-TOP: 0px">
<span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $.extend($.expr[</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">'</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">:</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">'</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">], {<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">//</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">选择器名</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> moreThanAThousand : </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> (a){<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">return</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> parseInt($(a).html()) </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">1000</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">;<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> }<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> });<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> $(document).ready(</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">() {<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> $('td:moreThanAThousand').css('background</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">-</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">color', '#ff0000′);<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> });</span>
</div>

 检查对象是否存在

<div style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 14px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 21px; PADDING-TOP: 0px">
<span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">if</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> ($("#elementid").length) {<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">//</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">……</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">}</span>
</div>

取消一个ajax请求

<div style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 14px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 21px; PADDING-TOP: 0px">
<span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> req </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $.ajax({<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px">type: "POST",<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px">url: "someurl",<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px">data: "id</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">1</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">″,<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px">success: </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">(){<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px">}<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px">});<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">//</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">取消ajax请求</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">req.abort()</span>
</div>

检查cookies是否可用

<div style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 14px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 21px; PADDING-TOP: 0px">
<span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">$(document).ready(</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">() {<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> dt </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">new</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> Date();<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px">dt.setSeconds(dt.getSeconds() </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">+</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">60</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">);<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px">document.cookie </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> "cookietest</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">1</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">; expires</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">" </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">+</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> dt.toGMTString();<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> cookiesEnabled </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> document.cookie.indexOf("cookietest</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">") </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">!=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">-</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">1</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">;<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">if</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">(</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">!</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">cookiesEnabled){<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">//</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">cookies不能用……..</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">}<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px">});</span>
</div>

获取当前元素在元素集内的索引值

<div style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-SIZE: 14px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 21px; PADDING-TOP: 0px">
<span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $("ul </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> li").click(</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> () {<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> index </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $(</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">this</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">).prevAll().length;<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> });<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">//</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">If you are using jquery1.4, Minghe recommends the following method: </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #008000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"><br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $( "ul </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">></span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> li").click(</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">function</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> () {<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; LINE-HEIGHT: 10px; PADDING-TOP: 0px"> </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">var</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> index </span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">=</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'"> $(</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #0000ff; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">this</span><span style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; COLOR: #000000; PADDING-TOP: 0px; FONT-FAMILY: 'Courier New'">).index();<br style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN:"></span>
</div>

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