/*
Copyright(c) 2007 Daniel Lear all Rights Reserved
lear@flamingpoodle.com.au
*/


var MultiMenu =
{
	register: function(menu_id)
	{
		//return;
		if(BrowserDetect.browser != 'Explorer') return;
		if(BrowserDetect.version > 6) return;
		this._burrow( document.getElementById(menu_id), 0 )
	},

	_burrow: function( node, depth )
	{
		depth++
		if(depth>1)
			return;
		var i=0, n, len = node.childNodes.length
		while(i<len)
		{
			n = node.childNodes[i]
			switch(n.nodeName)
			{
				case "LI":
					this._create_events_for_LI(n)
				case "UL": 
					this._burrow(n, depth)
			}
			i++
		}
	},

	_create_events_for_LI: function(node)
	{
		if( isInClass(node,'path') )
		{
			var i = node.childNodes.length
			while(i--)
				if(node.childNodes[i].nodeName == 'UL')
					node.childNodes[i].style.display = 'block'
			return;
		}
	
		var i = node.childNodes.length
		while(i--)
		{
			var child = node.childNodes[i]
			if(child.nodeName == 'A')
			{
				child.onmouseover = function()
				{
					var j = this.parentNode.childNodes.length
					while(j--)
					{
						var c = this.parentNode.childNodes[j]
						if(c.nodeName == 'UL')
							c.style.display = 'block'
					}
				}
				child.onmouseout = function()
				{
					var j = this.parentNode.childNodes.length
					while(j--)
					{
						var c = this.parentNode.childNodes[j]
						if(c.nodeName == 'UL')
							c.style.display = 'none'
					}
				}
			}
		}
			
		node.onmouseover = function()
		{
			addClass(this,'leafOver')
		}
		node.onmouseout = function()
		{
			removeClass(this,'leafOver')
		}
	}
}