// Neil P. Arnold - 7/21/2004
// begin rollover script
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function preloadImages() {
	if (document.images) {
		home_over = newImage("/images/header/home_on.jpg");
		home_off = newImage("/images/header/home.jpg");
		
		about_us_over = newImage("/images/header/our_company_on.jpg");
		about_us_off = newImage("/images/header/our_company.jpg");
		
		projects_over = newImage("/images/header/projects_on.jpg");
		projects_off = newImage("/images/header/projects.jpg");
		
		jobs_over = newImage("/images/header/jobs_on.jpg");
		jobs_off = newImage("/images/header/jobs.jpg");
		
		what_we_do_over = newImage("/images/header/what_we_do_on.jpg");
		what_we_do_off = newImage("/images/header/what_we_do.jpg");
		
		
		preloadFlag = true;
	}
}


function Off(target) {
	if (document.images && preloadFlag){
		document[target].src = eval(target + "_off.src");
	}
}

function Over(target) {
	if (document.images && preloadFlag){
		document[target].src = eval(target + "_over.src");
	}
}

//end rollover script

var preloadFlag = false;
preloadImages();