var imageFiles_3y_7 = new Array();
imageFiles_3y_7['0'] = new Array ('_images/3y_Manufacturers.gif', '_images/3y_ManufacturersMouseover.gif');

function image_on_3y_7 (position) {
   var doc = eval("document.image3y_7" + position);
   doc.src = imageFiles_3y_7[position][1];
}

function image_off_3y_7 (position) {
   var doc = eval("document.image3y_7" + position);
   doc.src = imageFiles_3y_7[position][0];
}