addEvent(window, "load", enableButtonActions, false);

function enableButtonActions() {
	//activate the rollovers on images
	buttons = getElementsByClass("activeButton", null, "img");
	for (i=0;i<buttons.length;i++) {
		addEvent(buttons[i], "mouseover", mouseDidEnter, false);
		addEvent(buttons[i], "mouseout", mouseDidLeave, false);
	}
}

function selectedImageSrc(aURL) {
if (!aURL) aURL = window.event.srcElement.src;
	aURL = aURL.replace(new RegExp ('.jpg', 'gi'), "_select.jpg");
	aURL = aURL.replace(new RegExp ('.gif', 'gi'), "_select.gif");
	return aURL;
}

function mouseDidEnter(theEvent) {
if (!theEvent) var theEvent = window.event;
var targetImage = (theEvent.target) ? theEvent.target : theEvent.srcElement;
if (!targetImage.src) return;
targetImage.orginalSrc = targetImage.src;
targetImage.src = selectedImageSrc(targetImage.src);
}

function mouseDidLeave(theEvent) {
if (!theEvent) var theEvent = window.event;
var targetImage = (theEvent.target) ? theEvent.target : theEvent.srcElement;
if (!targetImage.src) return;
targetImage.src = targetImage.orginalSrc;
}

function setupFeedBackUI(sender) {
	document.getElementById('feedbackSubmit').disabled = true;
}

function updateFeedBackUI(sender) {
	if (sender.value == "Type your message here") sender.value = "";
	document.getElementById('feedbackSubmit').disabled = (sender.value.length < 1);
}