function init() {if (!document.getElementById) return
var imgOriginSrc;var imgTemp=new Array();var imgarr=document.getElementsByTagName('img');for (var i=0;i<imgarr.length;i++) { if (imgarr[i].getAttribute('hsrc')){imgTemp[i]=new Image();imgTemp[i].src=imgarr[i].getAttribute('hsrc');imgarr[i].onmouseover=function(){imgOriginSrc=this.getAttribute('src'); this.setAttribute('src',this.getAttribute('hsrc'))} 
imgarr[i].onmouseout=function(){this.setAttribute('src',imgOriginSrc)}}}}
onload=init;