var imageFiles_337_1 = new Array();
imageFiles_337_1['0'] = new Array ('_images/337_Stallions.gif', '_images/337_StallionsMouseover.gif');
imageFiles_337_1['1'] = new Array ('_images/337_Mares.gif', '_images/337_MaresMouseover.gif');

function image_on_337_1 (position) {
   var doc = eval("document.image337_1" + position);
   doc.src = imageFiles_337_1[position][1];
}

function image_off_337_1 (position) {
   var doc = eval("document.image337_1" + position);
   doc.src = imageFiles_337_1[position][0];
}