;(function($){
	/* preload images */
	$(['health','directors','clients','projects','contact']).each(function(){
		$('<img />').attr('src','/images/nav1_'+this+'.jpg');
		$('<img />').attr('src','/images/nav1_'+this+'-over.jpg');		
	});
	
	$(document).ready(function(){
		var projects = ['healthcare','education','recreational','government','community','commercial'];
		var randomnumber=Math.floor(Math.random()*projects.length)
		$('#mainNavProject').attr('href','/projects/'+projects[randomnumber]+'/1.html');
		
		$('#nav a').filter(function(){
			return (!($('img', this).attr('src').toString().indexOf('over') >= 0));
		}).bind('mouseover',function(){
			$('img',$(this)).attr('src', $('img',$(this)).attr('src').replace('.jpg','-over.jpg'));	
		}).bind('mouseout',function(){
			$('img',$(this)).attr('src', $('img',$(this)).attr('src').replace('-over.jpg','.jpg'));
		});
		
		$('#nav img[src*=over]').parent().bind('click mouseover mouseout',function(e){
			e.preventDefault();
			$(this).css('cursor','default');
			return false;
		});
		
	});
})(jQuery);

function errorHandling(){return true;}

window.onerror = errorHandling;