var imageFiles_42n_1 = new Array();
imageFiles_42n_1['0'] = new Array ('_images/42n_Head_Home.gif', '_images/42n_Head_HomeMouseover.gif');

function image_on_42n_1 (position) {
   var doc = eval("document.image42n_1" + position);
   doc.src = imageFiles_42n_1[position][1];
}

function image_off_42n_1 (position) {
   var doc = eval("document.image42n_1" + position);
   doc.src = imageFiles_42n_1[position][0];
}