window.onload=showsubmenu;
function showsubmenu(id,adet){	
	var submenu = document.getElementById('s'+id);
	for(i=1;i<=adet;i++){
		if(i==id){
			submenu.style.display="block";
		} else {
			document.getElementById('s'+i).style.display="none";
		}
	}
}