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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<style>
#div1 {width:100px; height:200px; background:#CCC; position:absolute; left:-100px;}
#div1 span {width:20px; height:60px; line-height:20px; text-align:center; left:100px; top:70px; background:yellow; position:absolute;}
</style>
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<script type="text/javascript">
window.onload=function (){
var oDiv=document.getElementById('div1');
oDiv.onmouseover=function (){
hui(0);
}
oDiv.onmouseout=function (){
hui(-100);
}
}
var timer=null;
function hui(hhc){
var oDiv=document.getElementById('div1');
clearInterval(timer);
timer=setInterval(function (){
var iSpeed=0;
if(oDiv.offsetLeft<hhc){
iSpeed=10;
}else{
iSpeed=-10;
}
if(oDiv.offsetLeft==hhc){
clearInterval(timer);
}else{
oDiv.style.left=oDiv.offsetLeft+iSpeed+'px';
}
}, 30);
}
</script>
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