var imageFiles_4u5_1 = new Array();
imageFiles_4u5_1['0'] = new Array ('_images/4u5_E_Mail_Us.gif', '_images/4u5_E_Mail_UsMouseover.gif');
imageFiles_4u5_1['1'] = new Array ('_images/4u5_Gift_Items.gif', '_images/4u5_Gift_ItemsMouseover.gif');

function image_on_4u5_1 (position) {
   var doc = eval("document.image4u5_1" + position);
   doc.src = imageFiles_4u5_1[position][1];
}

function image_off_4u5_1 (position) {
   var doc = eval("document.image4u5_1" + position);
   doc.src = imageFiles_4u5_1[position][0];
}