// menu boven
	nieuwson = new Image();
    nieuwson.src = "images/but_nieuws_hi.gif";
    nieuwsoff = new Image();
    nieuwsoff.src = "images/but_nieuws.gif";

	doralon = new Image();
    doralon.src = "images/but_doral_hi.gif";
    doraloff = new Image();
    doraloff.src = "images/but_doral.gif";

	biografieon = new Image();
    biografieon.src = "images/but_biografie_hi.gif";
    biografieoff = new Image();
    biografieoff.src = "images/but_biografie.gif";

	agendaon = new Image();
    agendaon.src = "images/but_agenda_hi.gif";
    agendaoff = new Image();
    agendaoff.src = "images/but_agenda.gif";

	resultatenon = new Image();
    resultatenon.src = "images/but_resultaten_hi.gif";
    resultatenoff = new Image();
    resultatenoff.src = "images/but_resultaten.gif";

	reisverslagenon = new Image();
    reisverslagenon.src = "images/but_reisverslagen_hi.gif";
    reisverslagenoff = new Image();
    reisverslagenoff.src = "images/but_reisverslagen.gif";

	sponsoringon = new Image();
    sponsoringon.src = "images/but_sponsoring_hi.gif";
    sponsoringoff = new Image();
    sponsoringoff.src = "images/but_sponsoring.gif";

	sponsorenon = new Image();
    sponsorenon.src = "images/but_sponsoren_hi.gif";
    sponsorenoff = new Image();
    sponsorenoff.src = "images/but_sponsoren.gif";

	// tussenstukjes
	endoff = new Image();
	endoff.src = "images/but_off-end.gif";

	endon = new Image();
	endon.src = "images/but_on-end.gif";

	tussenoffoff = new Image();
	tussenoffoff.src = "images/but_off-off.gif";
			
	tussenonoff = new Image();
	tussenonoff.src = "images/but_on-off.gif";
			
	tussenoffon = new Image();
	tussenoffon.src = "images/but_off-on.gif";

	tussenonon = new Image();
	tussenonon.src = "images/but_on-on.gif";


	// menu onder
	tipson = new Image();
    tipson.src = "images/but_tips_hi.gif";
    tipsoff = new Image();
    tipsoff.src = "images/but_tips.gif";
    
	photoon = new Image();
    photoon.src = "images/but_photo_hi.gif";
    photooff = new Image();
    photooff.src = "images/but_photo.gif";
    
	presson = new Image();
    presson.src = "images/but_press_hi.gif";
    pressoff = new Image();
    pressoff.src = "images/but_press.gif";
    
	linkson = new Image();
    linkson.src = "images/but_links_hi.gif";
    linksoff = new Image();
    linksoff.src = "images/but_links.gif";
    
	contacton = new Image();
    contacton.src = "images/but_contact_hi.gif";
    contactoff = new Image();
    contactoff.src = "images/but_contact.gif";
    
	homeon = new Image();
    homeon.src = "images/but_home_hi.gif";
    homeoff = new Image();
    homeoff.src = "images/but_home.gif";

	// tussenstukjes
	beginoff = new Image();
	beginoff.src = "images/but_off-start-bot.gif";

	beginon = new Image();
	beginon.src = "images/but_on-start-bot.gif";

	tussenoffoffbot = new Image();
	tussenoffoffbot.src = "images/but_off-off-bot.gif";
			
	tussenonoffbot = new Image();
	tussenonoffbot.src = "images/but_on-off-bot.gif";
			
	tussenoffonbot = new Image();
	tussenoffonbot.src = "images/but_off-on-bot.gif";

	tussenononbot = new Image();
	tussenononbot.src = "images/but_on-on-bot.gif";
    
       
	function  img_act(imgName)
    	    {
	        	imgOn = eval(imgName + "on.src");
   	    		document [imgName].src = imgOn;
    	    }

	function  img_Replace(imgName, imgNew)
    	    {
	        	imgOn = eval(imgNew + ".src");
   	    		document [imgName].src = imgOn;
    	    }
 	
	function img_inact(imgName)   	  
    	    {
	        	imgOff = eval(imgName + "off.src");
       			document [imgName].src = imgOff;
    	    }