function showsub(divid){
	if(document.getElementById(divid).style.display=='none'){
		document.getElementById(divid).style.display='block';
		createCookie('openedSub', divid, 1);
	}else{
		document.getElementById(divid).style.display='none';
	}
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	
	document.cookie = name+"="+value+expires+"; path=/";
	//alert('cookie '+ document.cookie);
}