var imageFiles_dh_31 = new Array();
imageFiles_dh_31['0'] = new Array ('_images/dh_Home.gif', '_images/dh_HomeMouseover.gif');
imageFiles_dh_31['1'] = new Array ('_images/dh_About_Us.gif', '_images/dh_About_UsMouseover.gif');
imageFiles_dh_31['2'] = new Array ('_images/dh_Contact_Us.gif', '_images/dh_Contact_UsMouseover.gif');
imageFiles_dh_31['3'] = new Array ('_images/dh_Links.gif', '_images/dh_LinksMouseover.gif');
imageFiles_dh_31['4'] = new Array ('_images/dh_Restoration.gif', '_images/dh_RestorationMouseover.gif');
imageFiles_dh_31['5'] = new Array ('_images/dh_Clearance.gif', '_images/dh_ClearanceMouseover.gif');

function image_on_dh_31 (position) {
   var doc = eval("document.imagedh_31" + position);
   doc.src = imageFiles_dh_31[position][1];
}

function image_off_dh_31 (position) {
   var doc = eval("document.imagedh_31" + position);
   doc.src = imageFiles_dh_31[position][0];
}