var ddFixedWidth = new Class({
	
	initialize: function(selector) {

		this.elements = $$(selector);

		this.elements.each(function(item) {
			var size = item.getSize();
			item.setStyle('width', size.x+8);
		});		
	}	
	
});

window.addEvent('domready', initFixedWidth);
function initFixedWidth() {
	topNavMenuItems = new ddFixedWidth('#topnav .menu li');
	footerNavMenuItems = new ddFixedWidth('#footer .menu li');
}