/* Copyright (c) Fluid Creativity, 2007 */

var initImageReplace = function(){
	$$('#nav a').each(function(el){
		el.setHTML('<img src="images/nav-' + urlFormat(el.innerHTML) + '.gif" alt="' + el.innerHTML.replace(/"/, "'") + '">');
	});
}

Window.addEvent('domready', initImageReplace);

var urlFormat = function(input){
	return input.trim().toLowerCase().replace(/[^a-z0-9-]/g, '-');
}