function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_callJS(jsStr) { //v2.0
  return eval(jsStr)
}

function Browser() {

  this.isIE    = false;  // Internet Explorer
  this.isNS    = false;  // Netscape
  this.isGood = false;

  if (document.all) {
    this.isIE = true;
	}
  else if(document.layers){
  	this.isNS = true;
  }
  else {
  	this.isGood = true;	
  }
}

Browser();
var myMenuID = "blank";
var myTimeID = "0";

var sideNavID = "blank";
var sideTimeID = "0";

function buttonDown(sideID, url) {
	//a menu is currently open
	if (sideNavID != "blank") {
		
		//clicked on the open menu
		if (sideNavID == sideID) {
		
			//if this is the 'current category', url will exist
			if (url != null && url != "") {
				//goto url
				window.location.href = url;
				return;
			}
			
			window.clearTimeout(sideTimeID);
			hideSideMenu();
			sideNavID = "blank";
			return;
		}
		else {
			window.clearTimeout(sideTimeID);
			hideSideMenu();
		}
		
	}
	
	sideNavID = sideID;
	showSideMenu();
}

function buttonOver(menuID){
	if(myMenuID != "blank"){
		window.clearTimeout(myTimeID);
		hideSubMenu();
	}
	myMenuID = menuID;
	showSubMenu();
}

function buttonOut(menuID){
	myMenuID = menuID;
	myTimeID = setTimeout("hideMenus()", 200);
}

function hideMenus(){
	hideSubMenu();
}

function menuOver(menuID){
	window.clearTimeout(myTimeID);
}

function menuOut(menuID){
	myMenuID = menuID;
	myTimeID = setTimeout("hideMenus()", 200);
}

function clearMenuTimeout(){
	window.clearTimeout(myTimeID);
	myTimeID = "0"
}


function showSubMenu(){
	obj = MM_findObj(myMenuID);
	if (!obj) return;
	//obj.style.visibility = 'visible';
	obj.style.display = 'block';
	
	buttonID = myMenuID + 'Button';
	obj = MM_findObj(buttonID);
	if (!obj) return;
	obj.className = 'menuOver';
}
function showSideMenu() {
	obj = MM_findObj(sideNavID);
	if (!obj) return;
	obj.style.display = 'block';
}

function hideSubMenu(){
	obj = MM_findObj(myMenuID)
	if (!obj) return;
	//obj.style.visibility = 'hidden';
	obj.style.display = 'none';
	
	buttonID = myMenuID + 'Button';
	obj = MM_findObj(buttonID);
	if (!obj) return;
	obj.className = 'menuButton';
}
function hideSideMenu() {
	obj = MM_findObj(sideNavID)
	if (!obj) return;
	//obj.style.visibility = 'hidden';
	obj.style.display = 'none';
}