var imageFiles_pp_3 = new Array();
imageFiles_pp_3['0'] = new Array ('_images/pp_Custom_Rides.gif', '_images/pp_Custom_RidesMouseover.gif');

function image_on_pp_3 (position) {
   var doc = eval("document.imagepp_3" + position);
   doc.src = imageFiles_pp_3[position][1];
}

function image_off_pp_3 (position) {
   var doc = eval("document.imagepp_3" + position);
   doc.src = imageFiles_pp_3[position][0];
}