// JavaScript Document


window.onload=show;

function show(id) {
	for (var i = 0; i<=12; i++) {
		for (var j = 0; j<=12; j++) {
			for (var k = 0; k<=12; k++) {
				// close 3rd level menu
				if (document.getElementById('smenu'+i+'_'+j+'_'+k)) {document.getElementById('smenu'+i+'_'+j+'_'+k).style.display='none';}
			}
			// close 2nd level menu
			if (document.getElementById('smenu'+i+'_'+j)) {document.getElementById('smenu'+i+'_'+j).style.display='none';}
		}
		// close top level menu
		if (document.getElementById('smenu'+i)) {document.getElementById('smenu'+i).style.display='none';}
	}

	// if no menu selected STOP
	if (id == undefined)
		return true;

	// open top level menu

	var pos = id.indexOf('_');
	if (pos > 0) {
		// open top level menu
		var top_level_menu = document.getElementById(id.substring(0,id.indexOf('_')));
		if (top_level_menu) top_level_menu.style.display='block';
	}

		// open current menu
		var selected_menu = document.getElementById(id);
		if (selected_menu) selected_menu.style.display='block';

}