var imageFiles_3_13 = new Array();
imageFiles_3_13['0'] = new Array ('_images/3_Home.gif', '_images/3_HomeMouseover.gif');
imageFiles_3_13['1'] = new Array ('_images/3_About_Us.gif', '_images/3_About_UsMouseover.gif');
imageFiles_3_13['2'] = new Array ('_images/3_Services.gif', '_images/3_ServicesMouseover.gif');
imageFiles_3_13['3'] = new Array ('_images/3_Menu.gif', '_images/3_MenuMouseover.gif');
imageFiles_3_13['4'] = new Array ('_images/3_Feedback.gif', '_images/3_FeedbackMouseover.gif');
imageFiles_3_13['5'] = new Array ('_images/3_Contact_Us.gif', '_images/3_Contact_UsMouseover.gif');

function image_on_3_13 (position) {
   var doc = eval("document.image3_13" + position);
   doc.src = imageFiles_3_13[position][1];
}

function image_off_3_13 (position) {
   var doc = eval("document.image3_13" + position);
   doc.src = imageFiles_3_13[position][0];
}