window.onerror=null;
// that was to turn off error reporting...

if (document.images) {
names = new Array(  "zero" , "one", "two", "three", "four", "five");
        buttons = new Array(10);
for (m=0; m<=9; m++) {
buttons[m] = new Image(); }
        buttons[0].src = "../_images/bio1.gif";
        buttons[1].src = "../_images/practice1.gif";
        buttons[2].src = "../_images/service1.gif";
        buttons[3].src = "../_images/clients1.gif";  
        buttons[4].src = "../_images/contact1.gif";
        buttons[5].src = "../_images/bio2.gif";
        buttons[6].src = "../_images/practice2.gif";  
        buttons[7].src = "../_images/service2.gif";
        buttons[8].src = "../_images/clients2.gif";
        buttons[9].src = "../_images/contact2.gif";   }

function swap(des,num) {
if (document.images) {
document.images[names[des]].src = buttons[num].src;  }}