/* Functions for Image Ready Buttons */

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function change3Images() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<change3Images.arguments.length; i+=2) {
			document[change3Images.arguments[i]].src = change3Images.arguments[i+1];
		}
	}
}

function changeImagesArray(array) {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<array.length; i+=2) {
			document[array[i]].src = array[i+1];
		}
	}
}

function changeImages() {
	changeImagesArray(changeImages.arguments);
}

function toggleImages() {
	for (var i=0; i<toggleImages.arguments.length; i+=2) {
		if (selected == toggleImages.arguments[i])      changeImagesArray(toggleImages.arguments[i+1]);
	}
}

var selected = '';
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		Books_Base_Art_over = newImage("Button_images/Books_Base-Art-over.gif");
		Books_Base_Art_down = newImage("Button_images/Books_Base-Art-down.gif");
		Books_Base_Art1_over = newImage("Button_images/Books_Base-Art1-over.gif");
		Books_Base_Art1_down = newImage("Button_images/Books_Base-Art1-down.gif");
		Travel_Base_Art_over = newImage("Button_images/Travel_Base-Art-over.gif");
		Travel_Base_Art_down = newImage("Button_images/Travel_Base-Art-down.gif");
		Travel_Base_Art1_over = newImage("Button_images/Travel_Base-Art1-over.gif");
		Travel_Base_Art1_down = newImage("Button_images/Travel_Base-Art1-down.gif");
		Presentations_Base_Art_over = newImage("Button_images/Presentations_Base-Art-over.gif");
		Presentations_Base_Art_down = newImage("Button_images/Presentations_Base-Art-down.gif");
		Shows_Base_Art_over = newImage("Button_images/Shows_Base-Art-over.gif");
		Shows_Base_Art_down = newImage("Button_images/Shows_Base-Art-down.gif");
		Coaching_Base_Art_over = newImage("Button_images/Coaching_Base-Art-over.gif");
		Coaching_Base_Art_down = newImage("Button_images/Coaching_Base-Art-down.gif");
		Coaching_Base_Art1_over = newImage("Button_images/Coaching_Base-Art1-over.gif");
		Coaching_Base_Art1_down = newImage("Button_images/Coaching_Base-Art1-down.gif");
		Guiding_Base_Art_over = newImage("Button_images/Guiding_Base-Art-over.gif");
		Guiding_Base_Art_down = newImage("Button_images/Guiding_Base-Art-down.gif");
		Guiding_Base_Art1_over = newImage("Button_images/Guiding_Base-Art1-over.gif");
		Guiding_Base_Art1_down = newImage("Button_images/Guiding_Base-Art1-down.gif");
		About_Base_Art_over = newImage("Button_images/About_Base-Art-over.gif");
		Contact_Base_Art_over = newImage("Button_images/Contact_Base-Art-over.gif");
		Climb_Base_Art_over = newImage("Button_images/Climb_Base-Art-over.gif");
		preloadFlag = true;
	}
}