// JavaScript Document

  var current_open_menu = "td1";
   function menu_change(objid){
	   if(objid == current_open_menu){
	      document.getElementById(objid).className="td_list1";
          current_open_menu = objid;
	   }else{
          document.getElementById(objid).className="td_list1";		  
	      document.getElementById(current_open_menu).className="td_list2";
		  current_open_menu = objid;
	   }
       
	}
	

	
/*	var current_open_menu1 = "tr1";
   function menu_change1(objid){
	   if(objid == current_open_menu1){
	      document.getElementById(objid).className="td_list1";
          current_open_menu1 = objid;
	   }else{
          document.getElementById(objid).className="td_list1";		  
	      document.getElementById(current_open_menu1).className="td_list2";
		  current_open_menu1 = objid;
	   }
       
	}
	*/
	/*var current_open_menu1 = "td1"
   function menu_change1(objid){
	   if(objid == current_open_menu1){
	      document.getElementById(objid).className="td_list1";
		  document.getElementById("tr1").style.display="block" ;
          current_open_menu1 = objid;
	   }else{
		   if(current_open_menu!=""){
             document.getElementById(objid).className="td_list1";		  
	      document.getElementById(current_open_menu1).className="td_list2";
		  document.getElementById("tr1").style.display="none" ;
		  current_open_menu1 = objid;		  
		  }
	      document.getElementById(objid).className="td_list1";		  
	      document.getElementById(current_open_menu1).className="td_list2";
		  document.getElementById("tr1").style.display="block" ;
		  current_open_menu1 = objid;		  
		  }
	   }
       
	}


  */
  
  /*var current_open_menu1 = "";  //当前打开的菜单

	function menu_change(objid){
	   if(objid == current_open_menu1){
	      document.getElementById(objid).style.display="none";
          current_open_menu1 = "";
	   }else{
	      if(current_open_menu1!=""){
             document.getElementById(current_open_menu1).style.display="none";		  
		  }
	      document.getElementById(objid).style.display="";
		  current_open_menu1 = objid;
	   }
       
	}
*/