var imageFiles_e3_13 = new Array();
imageFiles_e3_13['0'] = new Array ('_images/e3_Photo_Gallery.gif', '_images/e3_Photo_GalleryMouseover.gif');
imageFiles_e3_13['1'] = new Array ('_images/e3_Video_Gallery.gif', '_images/e3_Video_GalleryMouseover.gif');

function image_on_e3_13 (position) {
   var doc = eval("document.imagee3_13" + position);
   doc.src = imageFiles_e3_13[position][1];
}

function image_off_e3_13 (position) {
   var doc = eval("document.imagee3_13" + position);
   doc.src = imageFiles_e3_13[position][0];
}