// JavaScript Documentif (document.images) {

if (document.images) {            // Active Images
            imgStarton = new Image();      
            imgStarton.src = "pics/buttons/start_down.jpg";

            imgStartoff = new Image(); 
            imgStartoff.src = "pics/buttons/start_up.jpg";  
			
			imgStartpress = new Image(); 
            imgStartpress.src = "pics/buttons/start_press.jpg";
			
			imgOprittenon = new Image();      
            imgOprittenon.src = "pics/buttons/opritten_down.jpg";

            imgOprittenoff = new Image(); 
            imgOprittenoff.src = "pics/buttons/opritten_up.jpg";

            imgOprittenpress = new Image(); 
            imgOprittenpress.src = "pics/buttons/opritten_press.jpg";
			
			imgTerrassenon = new Image();      
            imgTerrassenon.src = "pics/buttons/terrassen_down.jpg";

            imgTerrassenoff = new Image(); 
            imgTerrassenoff.src = "pics/buttons/terrassen_up.jpg";  

            imgTerrassenpress = new Image(); 
            imgTerrassenpress.src = "pics/buttons/terrassen_press.jpg";  
			
			imgVoortuinenon = new Image();      
            imgVoortuinenon.src = "pics/buttons/voortuinen_down.jpg";

            imgVoortuinenoff = new Image(); 
            imgVoortuinenoff.src = "pics/buttons/voortuinen_up.jpg";  

            imgVoortuinenpress = new Image(); 
            imgVoortuinenpress.src = "pics/buttons/voortuinen_press.jpg";  
			
			imgGrondwerkenon = new Image();      
            imgGrondwerkenon.src = "pics/buttons/grondwerken_down.jpg";

            imgGrondwerkenoff = new Image(); 
            imgGrondwerkenoff.src = "pics/buttons/grondwerken_sel.jpg";  

            imgGrondwerkenpress = new Image(); 
            imgGrondwerkenpress.src = "pics/buttons/grondwerken_press.jpg";  
			
			imgContacton = new Image();      
            imgContacton.src = "pics/buttons/contact_down.jpg";

            imgContactoff = new Image(); 
            imgContactoff.src = "pics/buttons/contact_up.jpg";  

            imgContactpress = new Image(); 
            imgContactpress.src = "pics/buttons/contact_press.jpg";  
			
			imgInlichtingenon = new Image();      
            imgInlichtingenon.src = "pics/buttons/inlichtingen_down.jpg";

            imgInlichtingenoff = new Image(); 
            imgInlichtingenoff.src = "pics/buttons/inlichtingen_up.jpg";  

            imgInlichtingenpress = new Image(); 
            imgInlichtingenpress.src = "pics/buttons/inlichtingen_press.jpg";  
			
			imgIndexon = new Image();      
            imgIndexon.src = "pics/buttons/home_down.jpg";

            imgIndexoff = new Image(); 
            imgIndexoff.src = "pics/buttons/home_up.jpg";  
			
            imgIndexpress = new Image(); 
            imgIndexpress.src = "pics/buttons/home_press.jpg";  

      }

// Function to 'activate' images.
function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");
        }
}

// Function to 'deactivate' images.
function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
        }
}

// Function when images are 'pressed'.
function imgPress(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "press.src");
        }		
}