var imageFiles_pg_13 = new Array();
imageFiles_pg_13['0'] = new Array ('_images/pg_HOME.gif', '_images/pg_HOMEMouseover.gif');
imageFiles_pg_13['1'] = new Array ('_images/pg_ABOUT_US.gif', '_images/pg_ABOUT_USMouseover.gif');
imageFiles_pg_13['2'] = new Array ('_images/pg_LINEN_RENTAL_CATALOG.gif', '_images/pg_LINEN_RENTAL_CATALOGMouseover.gif');
imageFiles_pg_13['3'] = new Array ('_images/pg_POLICY___PROCEDURES.gif', '_images/pg_POLICY___PROCEDURESMouseover.gif');

function image_on_pg_13 (position) {
   var doc = eval("document.imagepg_13" + position);
   doc.src = imageFiles_pg_13[position][1];
}

function image_off_pg_13 (position) {
   var doc = eval("document.imagepg_13" + position);
   doc.src = imageFiles_pg_13[position][0];
}