var imageFiles_x_13 = new Array();
imageFiles_x_13['0'] = new Array ('_images/x_Home.gif', '_images/x_HomeMouseover.gif');
imageFiles_x_13['1'] = new Array ('_images/x_About_Us.gif', '_images/x_About_UsMouseover.gif');
imageFiles_x_13['2'] = new Array ('_images/x_Contact_Us.gif', '_images/x_Contact_UsMouseover.gif');
imageFiles_x_13['3'] = new Array ('_images/x_Feedback.gif', '_images/x_FeedbackMouseover.gif');
imageFiles_x_13['4'] = new Array ('_images/x_FAQ.gif', '_images/x_FAQMouseover.gif');

function image_on_x_13 (position) {
   var doc = eval("document.imagex_13" + position);
   doc.src = imageFiles_x_13[position][1];
}

function image_off_x_13 (position) {
   var doc = eval("document.imagex_13" + position);
   doc.src = imageFiles_x_13[position][0];
}