var iddown = "";
	var showdowndelay = 0;
	var showdownpause = false;

	function pull(id, start){

		if(start){
			if(iddown!="") document.getElementById(iddown).style.visibility = 'hidden';
			iddown = id;
			showdowndelay = 500;
			showdownpause = true;
			document.getElementById(id).style.visibility = 'visible';
		}
		if(showdowndelay>0 && showdownpause==false) showdowndelay-= 100;
		if(showdowndelay>0)
			setTimeout('pull(\''+id+'\',false)', 100);
		else{
			iddown = "";
			document.getElementById(id).style.visibility = 'hidden';
		}

	}

	function keep(){
		
		showdownpause=false;
		showdowndelay=500;

	}