function show1(form1,form2,form3)
	{
		document.getElementById(form1).style.display='block';
		document.getElementById(form2).style.display='none';
		document.getElementById(form3).style.display='none';
	}
	
	function show2(form1,form2,form3)
	{
		document.getElementById(form1).style.display='none';
		document.getElementById(form2).style.display='block';
		document.getElementById(form3).style.display='none';
	}
		function show3(form1,form2,form3)
	{
		document.getElementById(form1).style.display='none';
		document.getElementById(form2).style.display='none';
		document.getElementById(form3).style.display='block';
	}