var imageFiles_30o_1 = new Array();
imageFiles_30o_1['0'] = new Array ('_images/30o_Our_Mill.gif', '_images/30o_Our_MillMouseover.gif');

function image_on_30o_1 (position) {
   var doc = eval("document.image30o_1" + position);
   doc.src = imageFiles_30o_1[position][1];
}

function image_off_30o_1 (position) {
   var doc = eval("document.image30o_1" + position);
   doc.src = imageFiles_30o_1[position][0];
}