var imageFiles_17h_31 = new Array();
imageFiles_17h_31['0'] = new Array ('_images/17h_Home.gif', '_images/17h_HomeMouseover.gif');
imageFiles_17h_31['1'] = new Array ('_images/17h_Hospital_Directory.gif', '_images/17h_Hospital_DirectoryMouseover.gif');
imageFiles_17h_31['2'] = new Array ('_images/17h_Contact_Us.gif', '_images/17h_Contact_UsMouseover.gif');
imageFiles_17h_31['3'] = new Array ('_images/17h_Physician_Directory.gif', '_images/17h_Physician_DirectoryMouseover.gif');
imageFiles_17h_31['4'] = new Array ('_images/17h_Employment.gif', '_images/17h_EmploymentMouseover.gif');
imageFiles_17h_31['5'] = new Array ('_images/17h_News___Events.gif', '_images/17h_News___EventsMouseover.gif');

function image_on_17h_31 (position) {
   var doc = eval("document.image17h_31" + position);
   doc.src = imageFiles_17h_31[position][1];
}

function image_off_17h_31 (position) {
   var doc = eval("document.image17h_31" + position);
   doc.src = imageFiles_17h_31[position][0];
}