var imageFiles_c_21 = new Array();
imageFiles_c_21['0'] = new Array ('_images/c_Home.gif', '_images/c_HomeMouseover.gif');

function image_on_c_21 (position) {
   var doc = eval("document.imagec_21" + position);
   doc.src = imageFiles_c_21[position][1];
}

function image_off_c_21 (position) {
   var doc = eval("document.imagec_21" + position);
   doc.src = imageFiles_c_21[position][0];
}