var imageFiles_6o_4 = new Array();
imageFiles_6o_4['0'] = new Array ('_images/6o_HOME.gif', '_images/6o_HOMEMouseover.gif');

function image_on_6o_4 (position) {
   var doc = eval("document.image6o_4" + position);
   doc.src = imageFiles_6o_4[position][1];
}

function image_off_6o_4 (position) {
   var doc = eval("document.image6o_4" + position);
   doc.src = imageFiles_6o_4[position][0];
}