function show(id_name)
{
	
	var submen=document.getElementById(id_name).getAttribute("rel");
	//alert(submen);
	
	
		
			if (submen=="sub_m1")
			{

				 $("#sub_m1").slideDown(400);

				
				document.getElementById("sub_m1").style.display="block";
				document.getElementById("sub_m2").style.display="none";
				document.getElementById("sub_m3").style.display="none";
				

			}
			if (submen=="sub_m2")
			{
				 $("#sub_m2").slideDown(400);
				
				document.getElementById("sub_m1").style.display="none";
				document.getElementById("sub_m2").style.display="block";
				document.getElementById("sub_m3").style.display="none";
			}

			else if (submen=="sub_m3")
			{
				 $("#sub_m3").slideDown(400);
				document.getElementById("sub_m1").style.display="none";
				document.getElementById("sub_m2").style.display="none";
				document.getElementById("sub_m3").style.display="block";
			}
			
			
		
		


}

function disp_none(id_name)
{
	
	var submen=document.getElementById(id_name).getAttribute("rel");
	//alert(submen);

	if (submen=="sub_m1")
			{
			$("#sub_m1").slideUp(400);
			document.getElementById("sub_m1").style.display="block";
			}

	else if (submen=="sub_m2")
			{
			$("#sub_m2").slideUp(400);
			document.getElementById("sub_m2").style.display="block";
			}

	else if (submen=="sub_m3")
			{
			$("#sub_m3").slideUp(400);
			document.getElementById("sub_m3").style.display="block";
			}

				
		

}