var imageFiles_w1_1 = new Array();
imageFiles_w1_1['0'] = new Array ('_images/w1_Click_Here.gif', '_images/w1_Click_HereMouseover.gif');

function image_on_w1_1 (position) {
   var doc = eval("document.imagew1_1" + position);
   doc.src = imageFiles_w1_1[position][1];
}

function image_off_w1_1 (position) {
   var doc = eval("document.imagew1_1" + position);
   doc.src = imageFiles_w1_1[position][0];
}