var preloadFlag = false;

if (document.images)
	{
	// preload navigation button images
	apply_now_st = newImage("/images/Button/apply_now.gif");
	apply_now_ov = newImage("/images/Button/apply_now_ov.gif");
	save_to_jobbox_st = newImage("/images/Button/save_to_jobbox.gif");
	save_to_jobbox_ov = newImage("/images/Button/save_to_jobbox_ov.gif");
	email_similar_job_st = newImage("/images/Button/email_similar_job.gif");
	email_similar_job_ov = newImage("/images/Button/email_similar_job_ov.gif");
	email_to_friend_st = newImage("/images/Button/email_to_friend.gif");
	email_to_friend_ov = newImage("/images/Button/email_to_friend_ov.gif");
	print_this_job_st = newImage("/images/Button/print_this_job.gif");
	print_this_job_ov = newImage("/images/Button/print_this_job_ov.gif");
	back_to_search_result_st = newImage("/images/Button/back_to_search_result.gif");
	back_to_search_result_ov = newImage("/images/Button/back_to_search_result_ov.gif");
	preloadFlag = true;
	}