var currentPage="";

var loc = location.search;

currentPage=loc.substring(1);

var numtag = Number(currentPage);

if (!numtag)
{
	numtag = 1;
}	

function divassign(sVal)
{
	var headVar = "head";
	var pageVar = "Cont";
	
	for(i=1; i<=2; i++)
	{
		var headr = headVar+i;
		var contnt = pageVar+i;
		document.getElementById(headr).className = "cs-submenu-item";
		document.getElementById(contnt).style.display = "none";
		
	}
	
	document.getElementById(headVar+sVal).className = "cs-submenu-item cs-sub-current";
	document.getElementById(pageVar+sVal).style.display = "block";
		
}


function sert()
{
	divassign(numtag);
}

sert();