//导航切换
function changeNav(o,n){
	 o.className="selected";
	 var t;
	 var id;
	 var s;
	 for(var i=1;i<=n;i++){
	   id ="nav"+i;
	   t = document.getElementById(id);
	   s = document.getElementById("sub"+i);
	   if (t != null && s != null) {
	   if(id != o.id){
	   	 t.className="hide";
	   	 s.style.display = "none";
	   }
	   else{
			s.style.display = "block";
	   }
	   }
	 }
}

function changeNew(o,n){
	 o.className="selected";
	 var t;
	 var t1;
	 var id;
	 var s;
	 var newid;
	 
	 for(var i=1;i<=n;i++){
	 	newid="top_news"+i
	 	t1 = document.getElementById(newid);
	 	t1.className="gray_div";
	 }
	 
	 for(var i=1;i<=n;i++){
	   id ="new"+i;
	   newid="top_news"+i
	   t = document.getElementById(id);
	   t1 = document.getElementById(newid);
	   if(id != o.id){
	   	 t.className="hide";
	   	 t1.className="gray_div hide";
	   }
	 }
}

function changeLaw(o,n){
	 o.className="selected";
	 var t;
	 var t1;
	 var t2;
	 var id;
	 var s;
	 var law_lid;
	 var law_rid;
	 
	 for(var i=1;i<=n;i++){
	 	law_lid="law_left"+i
	 	law_rid="law_right"+i;
	 	
	 	t1 = document.getElementById(law_lid);
	 	t2 = document.getElementById(law_rid);
	 	
	 	t1.className="fl";
	 	t2.className="fr";
	 }
	 
	 for(var i=1;i<=n;i++){
	   id ="law"+i;
	   law_lid="law_left"+i
	   law_rid="law_right"+i;
	   
	   t = document.getElementById(id);
	   t1 = document.getElementById(law_lid);
	 	t2 = document.getElementById(law_rid);
	 	
	   if(id != o.id){
	   	 t.className="hide";
	   	 t1.className="fl hide";
	   	 t2.className="fr hide";
	   }
	 }
}

function changeRmqlb(o,n){
	 o.className="selected";
	 var t;
	 var t1;
	 var id;
	 var s;
	 var newid;
	 
	 for(var i=1;i<=n;i++){
	 	newid="top_news_rmqlb"+i
	 	t1 = document.getElementById(newid);
	 	t1.className="yc"
	 }
	 
	 for(var i=1;i<=n;i++){
	   id ="new"+i;
	   newid="top_news_rmqlb"+i
	   t = document.getElementById(id);
	   t1 = document.getElementById(newid);
	   if(id != o.id){
	   	 t.className="hide";
	   	 t1.className="yc hide";
	   }
	 }

}


//投票验证
function check_votes(allowCount) {
var voteItems=document.getElementsByName('itemIds');
  var count = 0;
  for(var i=0;i<voteItems.length;i++)
  {
   if(voteItems[i].checked){
     count++;
   }
  }
  if(count==allowCount&&allowCount>1){
   for(var i=0;i<voteItems.length;i++){
     if(!voteItems[i].checked){
       voteItems[i].disabled = true;
     }
   }
   return true;
  }
  else{
    for(var i=0;i<voteItems.length;i++){
       voteItems[i].disabled = false;
    }
  }
  if(count==0){
	  alert("对不起，请至少选择一个投票项！");
	  return false;0
  }
  return true;
}


/***
* 参数e 是对象传递的触发事件 FF下想访问event对象必须传递event参数
* 参数o 是目标DIV对象
*/   
function fun(e,o) { 
        /* FF 下判断鼠标是否离开DIV */
        if(window.navigator.userAgent.indexOf("Firefox")>=1) { 
            var x = e.clientX + document.body.scrollLeft;
            var y = e.clientY + document.body.scrollTop ;
            var left = o.offsetLeft;
            var top = o.offsetTop;
            var w = o.offsetWidth;
            var h = o.offsetHeight;
            
            if(y < top || y > (h + top) || x > left + w || x<left ) { 
                changeNav(nav1,8);
            }
        }

        /* IE */
        if(o.contains(event.toElement ) == false    ) 
			changeNav(nav1,8);
        
}



//显示所有往届会议
function showWjhy(url){

	var a_name= url+"_all" ;
	var b_name= url+"_top5" ;
	a = document.getElementById(a_name);
	b = document.getElementById(b_name);
	
	var c_name= url+"all" ;
	var d_name= url+"top5" ;
	c = document.getElementById(c_name);
	d = document.getElementById(d_name);
	
	a.style.display = "block";

	c.style.display = "none";
	d.style.display = "block";
}

//隐藏部分往届会议
function hideWjhy(url){
	
	
	var a_name= url+"_all" ;
	var b_name= url+"_top5" ;
	a = document.getElementById(a_name);
	b = document.getElementById(b_name);
	
	var c_name= url+"all" ;
	var d_name= url+"top5" ;
	c = document.getElementById(c_name);
	d = document.getElementById(d_name);
	
	a.style.display = "none";

	c.style.display = "block";
	d.style.display = "none";
}