if(document.images !=null){preload()}







function preload() {
	nav01 = new Image();
	nav01.src = "images/nav_about.gif";
	nav02 = new Image();
	nav02.src = "images/nav_services.gif";
	nav03 = new Image();
	nav03.src = "images/nav_work.gif";
	nav04 = new Image();
	nav04.src = "images/nav_start.gif";
	nav05 = new Image();
	nav05.src = "images/nav_contact.gif";
	nav06 = new Image();
	nav06.src = "images/nav_client.gif";


	nav01on = new Image();
	nav01on.src = "images/nav_about_on.gif";
	nav02on = new Image();
	nav02on.src = "images/nav_services_on.gif";
	nav03on = new Image();
	nav03on.src = "images/nav_work_on.gif";
	nav04on = new Image();
	nav04on.src = "images/nav_start_on.gif";
	nav05on = new Image();
	nav05on.src = "images/nav_contact_on.gif";
	nav06on = new Image();
	nav06on.src = "images/nav_client_on.gif";
    

}







function switchImages(title, title_name){



	if(document.images != null){



		var titleOn = (title.length == 7);



		title = eval(title + ".src");



		document[title_name].src = title;



		title = title_name + "_arrow";



		



	}



}