/*

rollover.js

*/

function RollOver(id, startURL, rollURL) {
	this.id = id;
	this.startURL = startURL;
	this.rollURL = rollURL;
	this.element = document.getElementById(id);
	this.element.alt = rollCount-1;
	this.element.onmouseover = function() {
		var rollObj = rollovers[parseInt(this.alt)];
		this.src = rollObj.rollURL;
	};
	this.element.onmouseout = function() {
		var rollObj = rollovers[parseInt(this.alt)];
		this.src = rollObj.startURL;
	};
	// preload the image
	var img = new Image(200, 260);
	img.src = rollURL;
}
rollovers = [];
rollCount = 0;