function openmenu(id) {
  if (document.getElementsByClassName) {
		var submenus = document.getElementsByClassName('submenu');
                
		for (var i = 0; i < submenus.length; i++) {
			submenus[i].style.display = 'none';
		}
  } else {
		i = 0;
		a = document.getElementsByTagName("ul");
		while (element = a[i++]) {
			if (element.className == "submenu" && element.className == "current") {
				a[i-1].style.display = 'block';
			}
                        else if (element.className == "submenu") {
				a[i-1].style.display = 'none';
			}
		}
	}
	document.getElementById(id).style.display = 'block';
}

function initmenu()
{
    if (document.getElementsByClassName) {

        var li = document.getElementsByTagName("li");
        i =0;

        while (element = li[i++]) {
            //alert(element.className);
            if (element.className.search("current") != -1) {
                if (element.parentNode.className.search("submenu") != -1) {
                    li[i-1].parentNode.style.display = 'block';
                }
            }
        }
    }
}