// JavaScript Document

var menuTimeout = null;
var subMenuTimeout = null;

function changeDiv(the_div,the_change) {
	if ((document.getElementById) || (document.all)) {
		var the_style = getStyleObject(the_div);
		if (the_style != false) {
			the_style.visibility = the_change;
		}
	}
}

function hideAllMenus() {
	if ((document.getElementById) || (document.all)) {
		var d1 = getStyleObject('m01');
		var d2 = getStyleObject('m02');
		var d3 = getStyleObject('m03');
		var d4 = getStyleObject('m01a');
		if (d1 != false) d1.visibility = 'hidden';
		if (d2 != false) d2.visibility = 'hidden';
		if (d3 != false) d3.visibility = 'hidden';
		if (d4 != false) d4.visibility = 'hidden';
	}
}

function hideSubMenus() {
	if ((document.getElementById) || (document.all)) {
		var d4 = getStyleObject('m01a');
		if (d4 != false) d4.visibility = 'hidden';
	}
}

function getStyleObject(objectId) {
	if (document.getElementById && document.getElementById(objectId)) {
		return document.getElementById(objectId).style;
	} else if (document.all && document.all(objectId)) {
		return document.all(objectId).style;
	} else {
		return false;
	}
}