var imageFiles_1x_1 = new Array();
imageFiles_1x_1['0'] = new Array ('_images/1x_Hologenic_Workshop.gif', '_images/1x_Hologenic_WorkshopMouseover.gif');

function image_on_1x_1 (position) {
   var doc = eval("document.image1x_1" + position);
   doc.src = imageFiles_1x_1[position][1];
}

function image_off_1x_1 (position) {
   var doc = eval("document.image1x_1" + position);
   doc.src = imageFiles_1x_1[position][0];
}