window.addEvent('domready', function() {
	var topMenuItems = $('headerNavigation').getElement('ul').getChildren();
		topMenuItems.each(function(elem, idx) {
		elem.setStyle('background-image', 'url(/images/template/chakra-'+(idx+1)+'.png)');
		elem.grab(new Element('span', {
						styles: {opacity: 0, 'background-image': 'url(/images/template/chakra-'+(idx+1)+'-over.png)'}
		}));
		elem.getElement('a').addEvent('mouseenter',function(el){
			elem.getElements('span')[1].tween('opacity',0,1);
			elem.getElement('a').tween('color','#336600','#fff');
		});
		elem.getElement('a').addEvent('mouseleave',function(el){
			elem.getElements('span')[1].tween('opacity',1,0);
			elem.getElement('a').tween('color','#fff','#336600');
		});
	});

	var topMenuItems = $('pageNavigation').getElement('ul').getChildren();
		topMenuItems.each(function(elem, idx) {
		elem.setStyle('background-image', 'url(/images/template/sanskrit/'+(idx<16?idx+1:idx-15)+'.png)');
		elem.getElement('a').addEvent('mouseenter',function(el){
			elem.getElement('a').tween('border-color', '#666','#000');
			elem.getElement('a').setStyle('color', '#000');
			elem.getElement('a').setStyle('background-color', '#E3F1D3');
		});
		elem.getElement('a').addEvent('mouseleave',function(el){
			elem.getElement('a').tween('border-color','#000', '#666');
			elem.getElement('a').setStyle('color', '#666');
			elem.getElement('a').setStyle('background-color', '#F0F7E7');
		});
	});

});