var imageFiles_3y_17 = new Array();
imageFiles_3y_17['0'] = new Array ('_images/3y_Manufacturers.gif', '_images/3y_ManufacturersMouseover.gif');

function image_on_3y_17 (position) {
   var doc = eval("document.image3y_17" + position);
   doc.src = imageFiles_3y_17[position][1];
}

function image_off_3y_17 (position) {
   var doc = eval("document.image3y_17" + position);
   doc.src = imageFiles_3y_17[position][0];
}