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

function changeImages() {
	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(imageset) {
	if (document.images) {

	switch(imageset) {
	
		case("main"):
		home_top_over = newImage("/images/nav/home_top_over.gif");
		community_over = newImage("/images/nav/community_over.gif");
		contests_promotions_over = newImage("/images/nav/contests_promotions_over.gif");
		diane_magazine_over = newImage("/images/nav/diane_magazine_over.gif");
		health_wellness_over = newImage("/images/nav/health_wellness_over.gif");
		my_journal_over = newImage("/images/nav/my_journal_over.gif");
		products_over = newImage("/images/nav/products_over.gif");
		recipes_over = newImage("/images/nav/recipes_over.gif");
		tools_resources_over = newImage("/images/nav/tools_resources_over.gif");

		home_over = newImage("/images/nav/footer/home_over.gif");
		copyright_legal_over = newImage("/images/nav/footer/copyright_legal_over.gif");
		privacy_policy_over = newImage("/images/nav/footer/privacy_policy_over.gif");
		curves_over = newImage("/images/nav/footer/curves_over.gif");
		site_credit_over = newImage("/images/nav/footer/site_credit_over.gif");
		break;
		
		case("community"):
		community_involvement_over = newImage("/images/nav/community/community_involvement_over.gif");
		message_boards_over = newImage("/images/nav/community/message_boards_over.gif");
		polls_over = newImage("/images/nav/community/polls_over.gif");
		suggestion_box_over = newImage("/images/nav/community/suggestion_box_over.gif");
		blogs_over = newImage("/images/nav/community/blogs_over.gif");
		break;

		case("diane_magazine"):
		featured_articles_over = newImage("/images/nav/diane_magazine/featured_articles_over.gif");
		success_stories_over = newImage("/images/nav/diane_magazine/success_stories_over.gif");
		the_curves_way_over = newImage("/images/nav/diane_magazine/the_curves_way_over.gif");
		archived_articles_over = newImage("/images/nav/diane_magazine/archived_articles_over.gif");
		break;
		
		case("health_wellness"):
		health_wellness_program_over = newImage("/images/nav/health_wellness/health_wellness_program_over.gif");
		workout_over = newImage("/images/nav/health_wellness/workout_over.gif");
		six_week_solution_over = newImage("/images/nav/health_wellness/6_week_solution_over.gif");
		articles_over = newImage("/images/nav/health_wellness/articles_over.gif"); 
		break; 
		
		case("tools_resources"):
		fitness_calc_over = newImage("/images/nav/tools_resources/fitness_calc_over.gif");
		travel_planner_over = newImage("/images/nav/tools_resources/travel_planner_over.gif");
		shopping_lists_over = newImage("/images/nav/tools_resources/shopping_lists_over.gif");
		nutritional_info_over = newImage("/images/nav/tools_resources/nutritional_info_over.gif");
		member_benefits_over = newImage("/images/nav/tools_resources/member_benefits_over.gif");
		break;
		
		case("products"):
		curvaceous_over = newImage("/images/nav/products/curvaceous_over.gif");
		supplements_over = newImage("/images/nav/products/supplements_over.gif");
		break;
		
		case("my_journal"):
		my_journal_over = newImage("/images/nav/my_journal/my_journal_over.gif");
		motivational_minute_over = newImage("/images/nav/my_journal/motivational_minute_over.gif");
		break;
		
		case("admin"):
		members_over = newImage("/images/admin/nav/members_over.gif");
		blogs_over = newImage("/images/admin/nav/blogs_over.gif");
		polls_over = newImage("/images/admin/nav/polls_over.gif");
		quotes_over = newImage("/images/admin/nav/quotes_over.gif");
		recipes_over = newImage("/images/admin/nav/recipes_over.gif");
		health_articles_over = newImage("/images/admin/nav/health_articles_over.gif");
		break;
		

		}
		preloadFlag = true;
	}
}