<!--

if (document.images) {           
            img1on = new Image();      
            img1on.src = "images/balk1b.jpg";

            img1off = new Image(); 
            img1off.src = "images/balk1.jpg"; 
            
            img2on = new Image();      
            img2on.src = "images/balk2b.jpg";

            img2off = new Image(); 
            img2off.src = "images/balk2.jpg"; 

            img3on = new Image();      
            img3on.src = "images/balk3b.jpg";

            img3off = new Image(); 
            img3off.src = "images/balk3.jpg"; 
            
            img4on = new Image();      
            img4on.src = "images/balk4b.jpg";

            img4off = new Image(); 
            img4off.src = "images/balk4.jpg"; 

            img5on = new Image();      
            img5on.src = "images/balk5b.jpg";

            img5off = new Image(); 
            img5off.src = "images/balk5.jpg"; 
            

       }


function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");
        }
}


function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
        }
}



function Validate()
{
if (form.email.value.indexOf("@") == -1 || form.email.value.indexOf(".") == -1)
{
alert("Vul een geldig emailadres in aub");
form.email.focus;
return false;
}
}
// -->