var imageFiles_18_31 = new Array();
imageFiles_18_31['0'] = new Array ('_images/18_Home.gif', '_images/18_HomeMouseover.gif');
imageFiles_18_31['1'] = new Array ('_images/18_About_Us.gif', '_images/18_About_UsMouseover.gif');
imageFiles_18_31['2'] = new Array ('_images/18_Offerings.gif', '_images/18_OfferingsMouseover.gif');
imageFiles_18_31['3'] = new Array ('_images/18_Calendar.gif', '_images/18_CalendarMouseover.gif');
imageFiles_18_31['4'] = new Array ('_images/18_Retreat_Services.gif', '_images/18_Retreat_ServicesMouseover.gif');
imageFiles_18_31['5'] = new Array ('_images/18_Products.gif', '_images/18_ProductsMouseover.gif');
imageFiles_18_31['6'] = new Array ('_images/18_Publications.gif', '_images/18_PublicationsMouseover.gif');
imageFiles_18_31['7'] = new Array ('_images/18_Our_Clients.gif', '_images/18_Our_ClientsMouseover.gif');
imageFiles_18_31['8'] = new Array ('_images/18_Testimonials.gif', '_images/18_TestimonialsMouseover.gif');
imageFiles_18_31['9'] = new Array ('_images/18_Contact_Us.gif', '_images/18_Contact_UsMouseover.gif');

function image_on_18_31 (position) {
   var doc = eval("document.image18_31" + position);
   doc.src = imageFiles_18_31[position][1];
}

function image_off_18_31 (position) {
   var doc = eval("document.image18_31" + position);
   doc.src = imageFiles_18_31[position][0];
}