/**
* Preloads an image into the browser's cache.
* Useful for image rollovers (prevents delay caused by loading)
*/
function MM_preloadImages()
{
	//v3.0
	var d = document;
	if (d.images)
	{
		if (!d.MM_p)
		{
			d.MM_p = new Array();
		}
		var i, j = d.MM_p.length, a = MM_preloadImages.arguments;
		for (i=0; i<a.length; i++)
		{
			if (a[i].indexOf("#") != 0)
			{
				d.MM_p[j] = new Image();
				d.MM_p[j++].src = a[i];
			}
		}
	}
}

/**
* Finds an object/element on the page and across all frames (if present)
*/
function MM_findObj(n, d)
{
	//v4.01
	var p, i, x;
	if (!d)
	{
		d = document;
	}
	if ((p=n.indexOf("?"))>0 && parent.frames.length)
	{
		d = parent.frames[n.substring(p+1)].document;
		n = n.substring(0, p);
	}
	if (!(x=d[n]) && d.all)
	{
		x = d.all[n];
	}
	for (i=0; !x && i<d.forms.length; i++)
	{
		x = d.forms[i][n];
	}
	for (i=0; !x && d.layers && i<d.layers.length; i++)
	{
		x = MM_findObj(n, d.layers[i].document);
	}
	if (!x && d.getElementById)
	{
		x = d.getElementById(n);
	}
	return x;
}

/**
* Swaps an image
*/
function MM_swapImage()
{
	//v3.0
	var i, j = 0, x, a = MM_swapImage.arguments;
	document.MM_sr = new Array();
	for (i=0; i<(a.length-2); i += 3)
	{
		if ((x=MM_findObj(a[i])) != null)
		{
			document.MM_sr[j++] = x;
			if (!x.oSrc)
			{
				x.oSrc = x.src;
			}
			x.src = a[i+2];
		}
	}
}

/**
* Automatically restores an image swap
*/
function MM_swapImgRestore()
{
	//v3.0
	var i, x, a = document.MM_sr;
	for (i=0; a && i<a.length && (x=a[i]) && x.oSrc; i++)
	{
		x.src = x.oSrc;
	}
}

/**
* Creates popup window
*/
function MM_openBrWindow(theURL,winName,features) 
{
	window.open(theURL,winName,features);
}