function $(id){return document.getElementById(id);}

function init(){
  $('gtshow').innerHTML='';
}

function divenabled(DivName){
	$(DivName).className='enabled';
}
function divdisabled(DivName){
	$(DivName).className='disabled';
}	
var MenuVisible=0;
function MenuVis(DivName){
	$(DivName).MenuVisible=1;
	$(DivName).style.display='block';
}
function MenuHid(DivName, time){
	$(DivName).MenuVisible=0;
	setTimeout("MenuHid2('"+DivName+"');", time);
}
function MenuHid2(DivName){
	if($(DivName).MenuVisible==0){
		$(DivName).style.display='none';
	}
}