function index_nTabs(thisObj,Num){
if(thisObj.className == "active")return;
var tabObj = thisObj.parentNode.id;
var tabList = document.getElementById(tabObj).getElementsByTagName("li");
for(i=0; i < tabList.length; i++)
{
   if (i == Num)
   {
thisObj.className = "active"; 
   document.getElementById(tabObj+"_Content"+i).style.display = "block";
   }else{
tabList[i].className = "normal"; 
document.getElementById(tabObj+"_Content"+i).style.display = "none";
   }
} 
}


function show(event,_this,mess) {
	document.getElementById("preview").style.display = "block";
    event = event || window.event;
    var t1="<table cellspacing='1' cellpadding='10' style='border-color:#CCCCCC;background-color:#FFFFFF; width:360px; height:360px;font-size:12px;border-style:solid;    border-width:thin;text-align:center;'><tr><td><img src='" + _this   + "' width='360' height='360'  ></td></tr></table>";
     document.getElementById("preview").innerHTML =t1;
      //document.getElementById("a1").innerHTML = "<img src='" + _this.src + "' >";
	document.getElementById("preview").style.top   = document.documentElement.scrollTop + event.clientY + 10 + "px";
	document.getElementById("preview").style.left = document.documentElement.scrollLeft + event.clientX + 10 + "px";

}
function hide(_this) {
document.getElementById("preview").innerHTML = "";
document.getElementById("preview").style.display = "none";
}