// 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) {
		case_studies_over = newImage("/images/subnav/case_studies_on.gif");
		case_studies_off = newImage("/images/subnav/case_studies_off.gif");
		
		clients_over = newImage("/images/subnav/clients_on.gif");
		clients_off = newImage("/images/subnav/clients_off.gif");
		
		research_over = newImage("/images/subnav/research_on.gif");
		research_off = newImage("/images/subnav/research_off.gif");
		
		design_over = newImage("/images/subnav/design_on.gif");
		design_off = newImage("/images/subnav/design_off.gif");
		
		development_over = newImage("/images/subnav/development_on.gif");
		development_off = newImage("/images/subnav/development_off.gif");
		
		drupal_over = newImage("/images/subnav/drupal_on.gif");
		drupal_off = newImage("/images/subnav/drupal_off.gif");
		
		
		process_over = newImage("/images/subnav/process_on.gif");
		process_off = newImage("/images/subnav/process_off.gif");
		
		people_over = newImage("/images/subnav/people_on.gif");
		people_off = newImage("/images/subnav/people_off.gif");
		
		news_over = newImage("/images/subnav/news_on.gif");
		news_off = newImage("/images/subnav/news_off.gif");
		
		careers_over = newImage("/images/subnav/careers_on.gif");
		careers_off = newImage("/images/subnav/careers_off.gif");
		
		directions_over = newImage("/images/subnav/directions_on.gif");
		directions_off = newImage("/images/subnav/directions_off.gif");
		

		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();