<!--
function openPopup(destinationURL, windowName, windowWidth, windowHeight) {

	if (!windowName) windowName = 'popup';
	if (!windowWidth) windowWidth = 600;
	if (!windowHeight) windowHeight = 450;
	
	windowLeft = (screen.width - windowWidth) / 2;
	windowTop = (screen.height - windowHeight) / 2;
	if (windowLeft < 0) windowLeft = 0;
	if (windowTop < 0) windowTop = 0;

	windowOptions = 'width=' + windowWidth + ',height=' + windowHeight + ',top=' + windowTop + ',left=' + windowLeft + ',location=no,status=no,resizable=no,menubars=no,toolbars=no,scrollbars=yes';
	window.open(destinationURL, windowName, windowOptions);

}

function swapImage(elementID, newImgSrc) {
	
	if (document.getElementById) {
		theElement = document.getElementById(elementID);
	} else if (document.all) {
		theElement = document.all[elementID];
	}
	
	if (theElement) {
		theElement.src = newImgSrc;
	}
	
}
//-->