var $ = function(id){ return document.getElementById(id)};
function tagsHeader(){
mmoGameHeader();
}
function tagsFooter(){
mmoFooter();
}
function gotoTab(menuId,ele,num){
  tabs=$(ele).getElementsByTagName("ul");
  menus=$(menuId).getElementsByTagName("li");
  for(var i=0;i<tabs.length;i++){
	 tabs[i].style.display = "none" 
  }
  for(var i=0;i<menus.length;i++){
	 menus[i].className = "" 
  }
	 tabs[num].style.display = ""
	 menus[num].className = "on" 
}
function rankTab(menuId,ele,num){
  tabs=$(ele).getElementsByTagName("dl");
  menus=$(menuId).getElementsByTagName("li");
  for(var i=0;i<tabs.length;i++){
	 tabs[i].style.display = "none" 
  }
  for(var i=0;i<menus.length;i++){
	 menus[i].className = "" 
  }
	 tabs[num].style.display = ""
	 menus[num].className = "on" 
}
function styleChange(box_id,on_class,off_class){
	var box = $(box_id);
	var boxlist = box.getElementsByTagName( "div" );
	for( var i = 0; i < boxlist.length; i++ ){
		if(boxlist[i].className == off_class){
			boxlist[i].onmouseover = function(){
				this.className = on_class;
			}
			boxlist[i].onmouseout = function(){
			    this.className = off_class;
		    }
		}
	}
}function setTab(m,n){
	var tli=$("tab").getElementsByTagName("li");
	var mli=$("tabmain").getElementsByTagName("ul");
	for(var i=0;i<tli.length;i++){
	   tli[i].className = i==n? 'on':'';
	   mli[i].className = i==n? "block" : "none";
	}
}