// Main Menu Script
var currentMenuItem = new Array();

function initmenu(skinpath)
{
	if(typeof skinpath == 'undefined'){skinpath='skins';}
	var i;
	if (document.getElementById) {
		var x = document.getElementById('mainmenu').getElementsByTagName('IMG');
	}
	else if (document.all) {
		var x = document.all['mainmenu'].all.tags('IMG');
	}
	else return;
    var preloads = new Object();
	for (i=0;i<x.length;i++)
	{
		if(x[i].id != ''){
			y = x[i].parentNode.parentNode.parentNode.parentNode; //get the mainmenuflyout div of this menu item
			filetype=x[i].src.substr(x[i].src.lastIndexOf('.')+1);
			preloads['n'+x[i].id] = new Image;
			preloads['n'+x[i].id].src = skinpath + '/'+ x[i].id + '.' + filetype;
			preloads['o'+x[i].id] = new Image;
			preloads['o'+x[i].id].src = skinpath + '/'+ x[i].id + '_mo.' + filetype;
			preloads['o'+x[i].id].onerror = function () {this.src=skinpath + '/mm_home.' + filetype}
			if(y.className=='menuactive'){
			    currentMenuItem[0] = x[i];
			    currentMenuItem[1] = preloads['o'+x[i].id].src;
			    currentMenuItem[2] = preloads['n'+x[i].id].src;
			}else{
			    y.onmouseover = function () {toggleDefault('off');this.getElementsByTagName('img')[0].src=preloads['o'+this.getElementsByTagName('img')[0].id].src;}
			    y.onmouseout  = function () {toggleDefault('on'); this.getElementsByTagName('img')[0].src=preloads['n'+this.getElementsByTagName('img')[0].id].src;}
			}
		}
	}
    toggleDefault('on');
}
function toggleDefault(toggle){
    if(typeof(currentMenuItem[1])!='undefined'){
        switch(toggle){
            case 'off':
                currentMenuItem[0].src=currentMenuItem[2];
            break;
            case 'on':
                currentMenuItem[0].src=currentMenuItem[1];
            break;
            default:
                return;
            break;
        }
    }
    return;
}