var codetext="<img src='/createimage?Rgb=255|0|0' title='验证码看不清楚？&#13;请点击更新为新的验证码！' style='cursor : pointer;' align='absmiddle' id='codeImage' onclick='getNewCode(this.src)'/>";
var codeid=document.getElementById("codeinfo");
codeid.innerHTML=codetext;
//alert(codetext);
function getNewCode(imageUrl){
	var codeImage=document.getElementById("codeImage");
	codeImage.src=imageUrl;	  
}