// JavaScript Document
$(document).ready(function()
{
	var theWindow = $(window),
	$bg = $("#bg"),
	aspectRatio = $bg.width() / $bg.height();

	function resizeBg()
	{
		if ( (theWindow.width() / theWindow.height()) < aspectRatio )
		{
			$bg
				.removeClass()
				.addClass('bgheight');
		}
		else
		{
			$bg
				.removeClass()
				.addClass('bgwidth');
		}
	}
	theWindow.resize(function()
	{
		resizeBg();
	})
	.trigger("resize");
});