// Allows for preloading & swapping images (for roll-overs, etc.)

function swapImgRestore()
{
	var i,x,a=document.sr;
	for (i = 0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++)
		x.src=x.oSrc;
}

function preloadImages()
{
	var d = document;
	if (d.images)
	{
		if (!d.p)
			d.p=new Array();
		var i,j=d.p.length,a=preloadImages.arguments;
		for (i=0;i<a.length;i++)
		if (a[i].indexOf("#")!=0)
		{
			d.p[j] = new Image;
			d.p[j++].src=a[i];
		}
	}
}

function findObj(n, d)
{
	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=findObj(n,d.layers[i].document);
	if (!x && d.getElementById)
		x=d.getElementById(n);
	return x;
}

function swapImage()
{
	var i,j=0,x,a=swapImage.arguments;
	document.sr = new Array;
	for (i=0;i<(a.length-2);i+=3)
	if ((x=findObj(a[i]))!=null)
	{
		document.sr[j++]=x;
		if(!x.oSrc)
			x.oSrc=x.src;
		x.src=a[i+2];
	}
}