// JavaScript Document
function Timer(num) {

	   if (num == '1'){
       document.getElementById('new').style.visibility="hidden"; 
	   document.getElementById('new2').style.visibility="hidden"; 
	    setTimeout("Timer('2')",500);
	   }else{
       document.getElementById('new').style.visibility="visible"; 
	   document.getElementById('new2').style.visibility="visible"; 
	    setTimeout("Timer('1')",500);
	   }
      
   }