// JavaScript Document

	function shan(ddd){
		document.getElementById('asw').style.display='none';
		document.getElementById(ddd).style.display='block';
		}
		
		
		function product (pro){
		document.getElementById('ank1').style.display='none';
		document.getElementById('ank2').style.display='none';
		document.getElementById('ank3').style.display='none';
	    
		  if (pro != '') 
	       { document.getElementById(pro).style.display='block'; }
		}