var imageFiles_fl_1 = new Array();
imageFiles_fl_1['0'] = new Array ('_images/fl_Refer_a_Friend.gif', '_images/fl_Refer_a_FriendMouseover.gif');

function image_on_fl_1 (position) {
   var doc = eval("document.imagefl_1" + position);
   doc.src = imageFiles_fl_1[position][1];
}

function image_off_fl_1 (position) {
   var doc = eval("document.imagefl_1" + position);
   doc.src = imageFiles_fl_1[position][0];
}