var imageFiles_5_28 = new Array();
imageFiles_5_28['0'] = new Array ('_images/5_Home.gif', '_images/5_HomeMouseover.gif');
imageFiles_5_28['1'] = new Array ('_images/5_About_Us.gif', '_images/5_About_UsMouseover.gif');
imageFiles_5_28['2'] = new Array ('_images/5_Email_Us.gif', '_images/5_Email_UsMouseover.gif');
imageFiles_5_28['3'] = new Array ('_images/5_Directions.gif', '_images/5_DirectionsMouseover.gif');

function image_on_5_28 (position) {
   var doc = eval("document.image5_28" + position);
   doc.src = imageFiles_5_28[position][1];
}

function image_off_5_28 (position) {
   var doc = eval("document.image5_28" + position);
   doc.src = imageFiles_5_28[position][0];
}