function ChangeImage(strName, strSource) {
	document.images[strName].src = strSource;
}

function PreloadImages() {
	var objArgs = PreloadImages.arguments;
	var objImg = new Image;
	for (var intCount = 0; intCount < objArgs.length; intCount++) {
		objImg.src = objArgs[intCount];
	}
}

function JumpTo(objField, intSkip) {
	if (!intSkip) intSkip = 0;
	if ((objField.selectedIndex + 1) > intSkip) {
		document.location.href = objField.options[objField.selectedIndex].value
	}
}