Compatible with IE and Firefox's up and down, left and right cycle uninterrupted scrolling JS code_javascript skills

Marqueen in HTML can also realize scrolling of content, but the scrolling is intermittent. During a scrolling cycle, a blank period will appear. If the scrolling area is relatively large, the appearance of space will make the page look ugly. Using JavaScript can improve this problem and achieve uninterrupted scrolling.

Scroll up and down the code:

Copy the code The code is as follows:

< ;div id="demo1">
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444444444444444< ;br>
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<script> <br>var t=getid("demo"),t1=getid(" demo1"),t2=getid("demo2"),sh=getid("show"); <br>var inter; <br>t2.innerHTML=t1.innerHTML; <br>function qswhMarquee(){ <br> if(t2.offsetTop<=t.scrollTop) <BR>t.scrollTop-=t1.offsetHeight; <BR>else <BR>t.scrollTop; <BR>} <BR>inter=setInterval(qswhMarquee,30); <BR>function getid(id){ <BR>return document.getElementById(id); <BR>} <BR></script>

Text scroll left and right code:

Copy code The code is as follows:

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