(function() {
	Window.addListener('ready', function() {
		if (OS.isMac && Browser.isFirefox) {
			$$('#mainContent, #mainCol, #mainCol .right, #mainCol ul, #mainCol a')
				.invoke(Element.prototype.setCSS, {
					opacity: '1',
					background: 'transparent'
				});
			$$('#mainCol .right')
				.invoke(Element.prototype.setCSS, {
					background: 'url(resources/images/whitepx.png)'
				});
			$$('#mainCol ul ul li')
				.invoke(Element.prototype.setCSS, {
					background: 'url(resources/images/whitepx80.png)'
				});
			$$('#mainCol .menu li').each(function() {
				this.addListener('mouseover', function() {
					this.setCSS({background: 'url(resources/images/'+((this.getAncestor('li'))? 'd9px80.png' : 'd9px.png')+')'});
					if (this.$$('ul').isEmpty())
						this.$$('> a').invoke(Element.prototype.setCSS, {
							background: 'url(resources/images/'+ ((this.getAncestor('li'))? 'line-line2.png' : 'line-line95.png') +') no-repeat center 50%'
						});
					else
						this.$$('> a').invoke(Element.prototype.setCSS, {
							background: 'url(resources/images/line-arrow95.png) no-repeat center 50%'
						});
				});
				this.addListener('mouseout', function() {
					this
						.setCSS({background: ((this.getAncestor('li'))? 'url(resources/images/whitepx80.png)' : 'transparent') })
						.$$('> a').invoke(Element.prototype.setCSS, {background: 'transparent'});
				});
			});
		}
	});
})();