function getObject(objectId)//»ñÈ¡idµÄº¯Êý 
    {
	    if(document.getElementById && document.getElementById(objectId)) {
	    // W3C DOM
	    return document.getElementById(objectId);
	    } else if (document.all && document.all(objectId)) {
	    // MSIE 4 DOM
	    return document.all(objectId);
	    } else if (document.layers && document.layers[objectId]) {
	    // NN 4 DOM.. note: this won't find nested layers
	    return document.layers[objectId];
	    } else {
	    return false;
	    }
    }
function showCnt(l,n){
			getObject("d"+l).style.display=""
			getObject("a"+l).onmouseout=function (){getObject("d"+l).style.display="none"}

}
function 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";
  }
} 
}