//preload images

var loaded = new Array();
var ImgPath = "images/"
function loadRoll(image) 
{
	image.out = new Image();
	image.out.src = ImgPath + image.name + "1.gif";
	image.over = new Image();
	image.over.src = ImgPath + image.name + "2.gif";
	loaded[image.name] = image;
}
function Iroll(imageName,over) 
{
	if (document.images) 
	{
		if (over) { imageObject = "over"; }
		else	  { imageObject = "out"; }
		image = loaded[imageName];
		if (image)
		{
			ref = eval("image."+imageObject);
			if (ref) image.src = eval("image."+imageObject+".src");
		}	
	}
}