window.addEvent ('domready', function () {
	
	new Asset.images(['/zukes/images/zr/zr-ridge-right-bones.jpg', 
					'/zukes/images/zr/zr-left-back.png', 
					'/zukes/images/zr/zr-mid-back.jpg', 
					'/zukes/images/zr/zr-back.gif',
					'/zukes/images/zr/zr-mid-mid-back.jpg'], {
		onComplete: function(){
			$('zr_right').setStyle ('background-image', 'url(/zukes/images/zr/zr-ridge-right-bones.jpg)');
			$('zr_mid_mid').setStyle ('background-image', 'url(/zukes/images/zr/zr-mid-mid-back.jpg)');
			$('zr_mid').setStyle ('background-image', 'url(/zukes/images/zr/zr-mid-back.jpg)');
			$('zr_left_cont').setStyle ('background-image', 'url(/zukes/images/zr/zr-left-back.png)');
			$('zr_logo').setStyle ('background-image', 'url(/zukes/images/zr/zr-back.gif)');
			$$('.hide_me').setStyle('display', 'none');
			}
		});
		
		$('zr_large_arrow').setStyle('background-image', 'none');
	 	$('zr_large').addEvent('mouseenter', function() {
			$('zr_large_arrow').setStyle('background-image', 'url(/zukes/images/zr/zr-large-hover.png)');
		});
		$('zr_large').addEvent('mouseleave', function() {
			$('zr_large_arrow').setStyle('background-image', 'none');
		});
		
		$('zr_medium_arrow').setStyle('background-image', 'none');
	 	$('zr_medium').addEvent('mouseenter', function() {
			$('zr_medium_arrow').setStyle('background-image', 'url(/zukes/images/zr/zr-medium-hover.png)');
		});
		$('zr_medium').addEvent('mouseleave', function() {
			$('zr_medium_arrow').setStyle('background-image', 'none');
		});
		
		$('zr_small_arrow').setStyle('background-image', 'none');
	 	$('zr_small').addEvent('mouseenter', function() {
			$('zr_small_arrow').setStyle('background-image', 'url(/zukes/images/zr/zr-small-hover.png)');
		});
		$('zr_small').addEvent('mouseleave', function() {
			$('zr_small_arrow').setStyle('background-image', 'none');
		});
		
		$('zr_tiny_arrow').setStyle('background-image', 'none');
	 	$('zr_tiny').addEvent('mouseenter', function() {
			$('zr_tiny_arrow').setStyle('background-image', 'url(/zukes/images/zr/zr-tiny-hover.png)');
		});
		$('zr_tiny').addEvent('mouseleave', function() {
			$('zr_tiny_arrow').setStyle('background-image', 'none');
		});
	
});