var imageFiles_72_1 = new Array();
imageFiles_72_1['0'] = new Array ('_images/72_Wheel_Harvester.gif', '_images/72_Wheel_HarvesterMouseover.gif');
imageFiles_72_1['1'] = new Array ('_images/72_2010_Harvester.gif', '_images/72_2010_HarvesterMouseover.gif');
imageFiles_72_1['2'] = new Array ('_images/72_Defoliators.gif', '_images/72_DefoliatorsMouseover.gif');

function image_on_72_1 (position) {
   var doc = eval("document.image72_1" + position);
   doc.src = imageFiles_72_1[position][1];
}

function image_off_72_1 (position) {
   var doc = eval("document.image72_1" + position);
   doc.src = imageFiles_72_1[position][0];
}