if (document.layers) {navigator.family = "nn4"}
if (document.all) {navigator.family = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {navigator.family = "gecko"}
var isNav = (navigator.appName.indexOf("Netscape") !=-1);

var galleryLst = new Array();
galleryLst[0] = "support/images/background1.jpg";
galleryLst[1] = "support/images/background2.jpg";
galleryLst[2] = "support/images/background3.jpg";
galleryLst[3] = "support/images/background4.jpg";
galleryLst[4] = "support/images/background5.jpg";
galleryLst[5] = "support/images/background6.jpg";
galleryLst[6] = "support/images/background7.jpg";

//Select random value
function pickRandom(range) 
{
	if (Math.random) 
		return Math.round(Math.random() * (range-1)); 
	else 
	{ 
		var now = new Date();
		return (now.getTime() / 1000) % range; 
	} 
} 
//Set random background
pickGallery = function()
{
	var ranval = pickRandom(galleryLst.length);
	document.body.style.backgroundImage = "url("+galleryLst[ranval]+")";
}
init = function()
{
	pickGallery();
	var mainbg = document.getElementById("main-bg");

	if (window.innerHeight && window.scrollMaxY) {// Firefox
		mainbg.style.height = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		mainbg.style.height = document.body.scrollHeight;
	} else { // works in Explorer 6 Strict, Mozilla (not FF) and Safari
		mainbg.style.height = document.body.offsetHeight;
  	}
	var MenuBar = new Spry.Widget.MenuBar("MenuBar-l", {imgDown:"../../widgets/menubar/SpryMenuBarDownHover.gif", imgRight:"../../widgets/menubar/SpryMenuBarRightHover.gif"});
}
//menu
toggleMenu = function(m) {
	var divs = document.getElementsByTagName('div');
	for(var i=0; i<divs.length; i++)
	{
		if (divs[i].id.indexOf('_submenu') > 1) {
			if (divs[i].id == m + '_submenu') {
				if (divs[i].style.opacity > 0 ) 
					Spry.Effect.AppearFade(divs[i].id , {duration:1000,from:80,to:0,toggle:false});
				else
					Spry.Effect.AppearFade(divs[i].id , {duration:1000,from:0,to:80,toggle:false});
			}
			else
			{
 				if (divs[i].style.opacity > 0 ) {
					Spry.Effect.AppearFade(divs[i].id , {duration:1000,from:80,to:0,toggle:false});
				}
			}
		}
	}
}