/**** Window Effects ****/
function WindowEffects()
{
	this.InitPopUps = function()
	{
		var match_class = "open_popup";
		var kids = document.getElementsByTagName("A");
		
		for(var i=0; i < kids.length; i++)
		{
			if(kids[i].className.search(match_class) != -1)
			{
				kids[i].onclick = this.PopUpClick;
			}
		}
	}
	
	this.PopUpClick = function()
	{
		var win_dims = this.rel.split('x');
		
		window_options = 'toolbar=no,location=no,resizable=yes,scrollbars=yes,menubar=no,width=' + win_dims[0] + ',height=' + win_dims[1];
		new_window = window.open(this.href, 'newWin', window_options);
		
		return false;
	}
	
	return this;
}


/* Image Rollovers */
WindowEffects.prototype.RolloverConstruct = function()
{
	this.rollover_parent = "section_site_nav";
	this.rollover_location = window.image_rollovers;
}

WindowEffects.prototype.InitRollovers = function()
{
	ob_win_eff.RolloverConstruct();
	
	var kids = document.getElementById(ob_win_eff.rollover_parent).getElementsByTagName("IMG");
	
	for(var i=0; i < kids.length; i++)
	{
		if(kids[i].className == "image_rollover")
		{
			kids[i].onmouseover = ob_win_eff.DoRollovers;
			kids[i].onmouseout = ob_win_eff.UndoRollovers;
		}
	}
}

WindowEffects.prototype.DoRollovers = function()
{
	var new_image = new Image;
	new_image.src = ob_win_eff.rollover_location + this.name;
	this.src = new_image.src;
}

WindowEffects.prototype.UndoRollovers = function()
{
	var new_image = new Image;
	new_image.src = ob_win_eff.rollover_location + this.id;
	this.src = new_image.src;
}