function nTabs(thisObj,Num){
    if(thisObj.className == "current")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 = "current";
            document.getElementById(tabObj+"_Content"+i).style.display = "block";
        }else{
            tabList[i].className = "";
            document.getElementById(tabObj+"_Content"+i).style.display = "none";
        }
    }
}


function changTab(thisObj,id){
    if(thisObj.className == "current")return;
    var tabObj = thisObj.parentNode.id;
    var tabList = document.getElementById(tabObj).getElementsByTagName("li");
    var vtab = tabs.split(",");
     for(i=0; i <tabList.length; i++)
    {
        if (vtab[i] == id)
        {
            thisObj.className = "current";
            document.getElementById(vtab[i] ).style.display = "block";
        }else{
            tabList[i].className = "";
            document.getElementById(vtab[i] ).style.display = "none";
        }
    }
}