var pwd = "";

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (pwd != changeImages.arguments[0]) {
		if (document.images && (preloadFlag == true)) {
			for (var i=0; i<changeImages.arguments.length; i+=2) {
				document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
			}
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		contact_over    = newImage("/images/nav/contact_over.gif");
		news_over       = newImage("/images/nav/news_over.gif");
		calculator_over        = newImage("/images/nav/calculator_over.gif");
		newsletter_over = newImage("/images/nav/newsletter_over.gif");
		careers_over    = newImage("/images/nav/careers_over.gif");
		about_over     			 = newImage("/images/left_nav/about_over.gif");
		about_ourteam_over		 = newImage("/images/left_nav/about_ourteam_over.gif");
		about_marcus_over		 = newImage("/images/left_nav/about__marcus_over.gif");
		about_tinawi_over		 = newImage("/images/left_nav/about_tinawi_over.gif");
		about_harris_over		 = newImage("/images/left_nav/about_harris_over.gif");
		about_baughman_over		 = newImage("/images/left_nav/about_baughman_over.gif");
		about_karasik_over		 = newImage("/images/left_nav/about_karasik_over.gif");
		about_mccluskey_over	 = newImage("/images/left_nav/about_mccluskey_over.gif");
		about_herzenberg_over	 = newImage("/images/left_nav/about_herzenberg_over.gif");
		about_ourapproach_over	 = newImage("/images/left_nav/about_ourapproach_over.gif");
		about_emso_over		 	 = newImage("/images/left_nav/about_emso_over.gif");
		about_testimonials_over	 = newImage("/images/left_nav/about_testimonials_over.gif");
		about_newseventsnoplus_over	= newImage("/images/left_nav/about_newseventsnoplus_over.gif");
		about_careers_over		 = newImage("/images/left_nav/about_careers_over.gif");
		services_over  			 = newImage("/images/left_nav/services_over.gif");
		services_planning_over	 = newImage("/images/left_nav/services_planning_over.gif");
		services_staffing_over	 = newImage("/images/left_nav/services_staffing_over.gif");
		services_billing_over	 = newImage("/images/left_nav/services_billing_over.gif");
		stories_over    		 = newImage("/images/left_nav/stories_over.gif");
		success_novato_over	     = newImage("/images/left_nav/stories_novato_over.gif");
		success_sf_over			 = newImage("/images/left_nav/stories_sf_over.gif");
		success_sutter_over		 = newImage("/images/left_nav/stories_sutter_over.gif");
		success_santacruz_over		= newImage("/images/left_nav/stories_santacruz_over.gif");
		success_midtown_over		 = newImage("/images/left_nav/stories_midtown_over.gif");
		library_over    		 = newImage("/images/left_nav/library_over.gif");
		ref_physicianguide_over	 = newImage("/images/left_nav/ref_physicianguide_over.gif");
		ref_questions_over		 = newImage("/images/left_nav/ref_questions_over.gif");
		ref_whitepapers_over	 = newImage("/images/left_nav/ref_whitepapers_over.gif");
		ref_corpbrochure_over	 = newImage("/images/left_nav/ref_corpbrochure_over.gif");
		ref_newsletters_over	 = newImage("/images/left_nav/ref_newsletters_over.gif");
		ref_professionalorgs_over	= newImage("/images/left_nav/ref_professionalorgs_over.gif");
		faq_over        		 = newImage("/images/left_nav/faq_over.gif");
		faq_whydevelop_over		 = newImage("/images/left_nav/faq_whydevelop_over.gif");
		faq_whychoose_over		 = newImage("/images/left_nav/faq_whychoose_over.gif");
		faq_consultant_over		 = newImage("/images/left_nav/faq_consultant_over.gif");
		faq_benefits_over		 = newImage("/images/left_nav/faq_benefits_over.gif");
		faq_services_over		 = newImage("/images/left_nav/faq_services_over.gif");
		faq_potential_over		 = newImage("/images/left_nav/faq_potential_over.gif");
		preloadFlag = true;
	}
	
	var delim = "";
	var dirtest = document.location.pathname.split('/');
	var delim = dirtest.length > 2 ? '/' : '.';
	var directory = document.location.pathname.split(delim);
	pwd = directory[1];
	
	if (pwd == "about")      { document.about.src      = "/images/nav/about_over.gif"      }
	if (pwd == "services")   { document.services.src   = "/images/nav/services_over.gif"   }
	if (pwd == "success")    { document.stories.src    = "/images/nav/stories_over.gif"    }
	if (pwd == "library")    { document.library.src    = "/images/nav/library_over.gif"    }
	if (pwd == "faqs")       { document.faq.src        = "/images/nav/faq_over.gif"        }
	if (pwd == "contact")    { document.contact.src    = "/images/nav/contact_over.gif"    }
	if (pwd == "newsevents") { document.news.src       = "/images/nav/news_over.gif"       } 
	if (pwd == "calculator") { document.calculator.src = "/images/nav/calculator_over.gif" }
	if (pwd == "newsletter") { document.newsletter.src = "/images/nav/newsletter_over.gif" }
	if (pwd == "careers")    { document.careers.src    = "/images/nav/careers_over.gif"    }	

}