var imageFiles_a0_5 = new Array();
imageFiles_a0_5['0'] = new Array ('_images/a0_Contact.gif', '_images/a0_ContactMouseover.gif');

function image_on_a0_5 (position) {
   var doc = eval("document.imagea0_5" + position);
   doc.src = imageFiles_a0_5[position][1];
}

function image_off_a0_5 (position) {
   var doc = eval("document.imagea0_5" + position);
   doc.src = imageFiles_a0_5[position][0];
}