function collapse_menu(x,test)
{
	var menu = document.getElementById("Sub" + x);
	if (menu.style.display == "none")
	menu.style.display = "block";
	else menu.style.display = "none";
}

function collapse_main_headers(x)
{
	var menu = document.getElementById("header_blok_" + x);
	if (menu.style.display == "none")
	menu.style.display = "block";
	else menu.style.display = "none";
}