if (document.images) {            // Active Images
            img1on = new Image();      
            img1on.src = "images/b_oorsprong_o.gif";
            img2on = new Image();      
            img2on.src = "images/b_groothandel_o.gif";
            img3on = new Image();      
            img3on.src = "images/b_recycling_o.gif";
            img4on = new Image();      
            img4on.src = "images/b_eindproducten_o.gif";
            img5on = new Image();      
            img5on.src = "images/b_estock_o.gif";
            img6on = new Image();      
            img6on.src = "images/b_leek_o.gif";
			img7on = new Image();      
            img7on.src = "images/b_bosel_o.gif";
			img8on = new Image();      
            img8on.src = "images/b_nl_o.gif";
			img9on = new Image();      
            img9on.src = "images/b_de_o.gif";
			img10on = new Image();      
            img10on.src = "images/b_fr_o.gif";
			img11on = new Image();      
            img11on.src = "images/b_gb_o.gif";
            img12on = new Image();      
            img12on.src = "images/b_contact_o.gif";
			
            img1off = new Image(); 
            img1off.src = "images/b_oorsprong.gif";
            img2off = new Image(); 
            img2off.src = "images/b_groothandel.gif";
            img3off = new Image(); 
            img3off.src = "images/b_recycling.gif";
            img4off = new Image(); 
            img4off.src = "images/b_eindproducten.gif";
            img5off = new Image(); 
            img5off.src = "images/b_estock.gif";
			img6off = new Image(); 
            img6off.src = "images/b_leek.gif";
			img7off = new Image(); 
            img7off.src = "images/b_bosel.gif";
			img8off = new Image(); 
            img8off.src = "images/b_nl_n.gif";
			img9off = new Image(); 
            img9off.src = "images/b_de_n.gif";
			img10off = new Image(); 
            img10off.src = "images/b_fr_n.gif";
			img11off = new Image(); 
            img11off.src = "images/b_gb_n.gif";
            img12off = new Image(); 
            img12off.src = "images/b_contact.gif";
        }

// 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");
        }
}