//下拉
// JavaScript Document
	function UT12580(ID){
		return document.getElementById(ID);
	}

function changeTag(obj){
	var objvalue = obj.value;
	var strid = "tag_"+objvalue;
	UT12580('hot_tag').innerHTML = UT12580(strid).innerHTML;
}
	
	function zhuanti(i,object){
		var Len = (UT12580(object).getElementsByTagName("li").length+1)/2;
		var objId = "zhuanti"+i;
		var conId = "zt_"+i;
		for(var j=1; j<=Len; j++)
		{
			var strId = "zhuanti"+j;
			var strconId = "zt_"+j;
			if(strId == objId){
				UT12580(objId).className="zt_tab_on";
				UT12580(conId).style.display="block";
				
			}else{
				UT12580(strId).className="zt_tab_off";
				UT12580(strconId).style.display="none";
				
				}
			
		}
	}
	
	function tab12580(object,objectId){
		var Len = document.getElementById(objectId).getElementsByTagName('li').length;
		var objId = object.id;
		for(var i=1;i<=Len;i++){
			var strNav = "tab_"+i;
			var strCon = "con_"+i;
			if(objId == strNav){
				
				UT12580(objId).className="tab_on";
				UT12580(strCon).style.display="block";
			}else{
				UT12580(strNav).className="tab_off";
				UT12580(strCon).style.display="none";
			}
		}
	}

//获取城市列表的位置

	function changeCity(subobj){
		var subobj = document.getElementById(subobj);
		if(subobj){
			subobj.style.display="block";
		}
		
		//var toph = document.getElementById("chinaCity").offsetTop;
		//var lefth = document.getElementById("chinaCity").offsetLeft;
		var zuob = 	getAbsoluteLocation(document.getElementById("chinaCity"));
		var cdiv = document.getElementById("moreCity");
		//alert(zuob.offsetTop);
		//alert(zuob.offsetLeft);
		cdiv.style.left=zuob.offsetLeft+"px";
		cdiv.style.top = zuob.offsetTop+20+"px";
		
	}
  
		//得到绝对位置
	function getAbsoluteLocation(obj){ 
		var element = obj;
		if ( arguments.length != 1 || element == null ) 
		{ 
			return null; 
		} 
		var offsetTop = element.offsetTop; 
		var offsetLeft = element.offsetLeft; 
		var offsetWidth = element.offsetWidth; 
		var offsetHeight = element.offsetHeight; 
		
		var scrollLeft = element.scrollLeft;
		var scrollTop = element.scrollTop;
		
		while( element = element.offsetParent ) 
		{
			offsetTop += element.offsetTop; 
			offsetLeft += element.offsetLeft; 
			
			scrollLeft += element.scrollLeft;
			scrollTop += element.scrollTop;
		} 
	
		return {
			offsetTop   : offsetTop,
			offsetLeft  : offsetLeft,
			offsetWidth : offsetWidth,
			offsetHeight: offsetHeight,
			
			scrollLeft  : scrollLeft,
			scrollTop   : scrollTop
		};
	}

     function overlayclose(subobj){
      document.getElementById(subobj).style.display="none"
      }
	  
function DetectionCharCount(objtextarea,i)
{
	var count_1 =	parseInt(document.getElementById("message"+i).value.length);
	 var mlength=objtextarea.getAttribute? parseInt(objtextarea.getAttribute("maxlength")) : ""
	var objstr = document.getElementById("message"+i).value;
	var count=mlength-count_1;
	//alert(count);
	document.getElementById("Tips_AnaContent_Count"+i).innerHTML=count;
	if (count<0 && parseInt(document.getElementById("Tips_AnaContent_Count"+i).innerHTML)<=0 && objtextarea.value.length>mlength)
    {
		document.getElementById("Tips_AnaContent_Err_Text"+i).innerHTML="";
        document.getElementById("Tips_AnaContent_Count"+i).innerHTML="0";
		objtextarea.value=objtextarea.value.substring(0,mlength);
		return false;
    }
    else
    {
         document.getElementById("Tips_AnaContent_Err_Text"+i).innerHTML="";
         document.getElementById("Tips_AnaContent_Count"+i).innerHTML=count;
		 
     }
}


//tab
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";
  }
} 
}