function changeTab(n){
    var len=3;
    for(i=1;i<=len;i++){
	    document.getElementById("tab_"+i).style.display=(i==n)?"block":"none";
	    document.getElementById("tab_head_"+i).className=(i==n)?"isactive":"none";
    }
}

var timeout; 
function delayChangeTab(m,n){
    timeout = setTimeout("changeTab("+m+")",n);
}

function cancelChangeTab(){
    clearTimeout(timeout);
}

function show_submenu(ii,len){



  for(i=1;i<=len;i++)
  {
     if (i==ii)
        document.getElementById("menu2_"+i).style.display="";
     else
        document.getElementById("menu2_"+i).style.display="none";
  }
    
  
}

function show_tabfx(ii,len,name,name2)
{
    
  for(i=1;i<=len;i++)
  {
  
     if (i==ii)
     {
        document.getElementById(name+i).style.display="";
        document.getElementById(name2+i).style.fontWeight="bold";
    
     }
     else
     {
        document.getElementById(name+i).style.display="none";
          document.getElementById(name2+i).style.fontWeight="normal";
     }
 }
  
}


function select_menu(ii,len,name)
{
    
  for(i=1;i<=len;i++)
  {
  
     if (i==ii)
     {
        document.getElementById(name+i).className="pinglun3";
    
     }
     else
     {
          document.getElementById(name+i).className="";
     }
 }
  
}

function GetRequest() {
   var url = location.search; //获取url中"?"符后的字串
   var theRequest = new Object();
   if (url.indexOf("?") != -1) { 
      var str = url.substr(1);
      strs = str.split("&");
      for(var i = 0; i < strs.length; i ++) { 
         theRequest[strs[i].split("=")[0]]=unescape(strs[i].split("=")[1]);
      }
   }
   return theRequest;
}