(function(){
QQMenuInt=_QQMenuInt;
moveQQmenu=_moveQQmenu;
function _QQMenuInt(){
QQMenu.style.position="absolute";
QQMenu.style.display="";
if(parseInt(document.documentElement.offsetWidth)>1024){
QQMenuPosition.Left =(parseInt(document.documentElement.offsetWidth)-1024-20);
}
if(QQMenuPosition.isRight){
QQMenu.style.right=QQMenuPosition.Left "px";
}else{
QQMenu.style.left=QQMenuPosition.Left "px";
}
QQMenu.style.top=QQMenuPosition.Top "px";
moveQQmenu();
}
function _moveQQmenu(){
var from=parseInt(QQMenu.style.top,10);
var yOffset;
var to=window.pageYOffset?window.pageYOffset:document.documentElement.scrollTop;
to=to QQMenuPosition.Top;
if(to!=from){
yOffset = Math.ceil(Math.abs(to-from)/20);
if(tovar oldTop=parseInt(QQMenu.style.top,10);
QQMenu.style.top=(oldTop yOffset) "px";
}
if(QQMenu.style.display!="none"){
window.setTimeout("moveQQmenu()",QQMenuPosition.timeout);
}
}
})()
使用方法: 1、引入上面的js
2、在页面的最后面加上
QQMenu is the outermost ID of the floating layer
QQMenuPosition is to set the parameters related to the floating layer
Left: the offset of the layer relative to the left side. If isRight is true, it is the offset relative to the right
Top: The offset of the layer relative to the top
timeout: The layer movement time interval, the larger the time, the slower
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