/*function showSubMenu( sName ) {
	var obj = document.getElementById(sName);
	if (obj != null) {
		if (obj.style.display == "none") {
			//collapseSubMenus();
			expandSubMenu( sName );
		} else {
			collapseSubMenu( sName );
		}
	}
}
*/

function showSubMenu( sName ) {
	collapseSubMenus();
	var obj = document.getElementById(sName);
	if (obj != null) {
		if (obj.style.display == "none") {
			// anzeigen
			obj.style.display = "block";
		} else {
			// verstecken
			obj.style.display = "none";
		}
	}
}
/*
function showCurrent( sName ) {
	//collapseSubMenus();
	var obj = document.getElementById(sName);
	if (obj != null) {
		if (obj.style.display == "none") {
			obj.style.display = "block";
		} else {
			// verstecken
			obj.style.display = "none";
		}
	}(
}
*/

function collapseSubMenu( sName ) {
	var obj = document.getElementById(sName);
	if (obj != null) { obj.style.display = "none"; }
}
function expandSubMenu( sName ) {
	collapseSubMenus()
	var obj = document.getElementById(sName);
	if (obj != null) { obj.style.display = "block"; }
}


// onLoad alle Menues zusammenklappen
function collapseSubMenus() {
	collapseSubMenu( 'submenu1' );
	collapseSubMenu( 'submenu2' );
	collapseSubMenu( 'submenu3' );
	collapseSubMenu( 'submenu4' );
	collapseSubMenu( 'submenu5' );
}