var imageFiles_57_9 = new Array();
imageFiles_57_9['0'] = new Array ('_images/57_Home.gif', '_images/57_HomeMouseover.gif');
imageFiles_57_9['1'] = new Array ('_images/57_Board_of_Directors.gif', '_images/57_Board_of_DirectorsMouseover.gif');
imageFiles_57_9['2'] = new Array ('_images/57_Contact.gif', '_images/57_ContactMouseover.gif');
imageFiles_57_9['3'] = new Array ('_images/57_Treatment.gif', '_images/57_TreatmentMouseover.gif');
imageFiles_57_9['4'] = new Array ('_images/57_DUI.gif', '_images/57_DUIMouseover.gif');
imageFiles_57_9['5'] = new Array ('_images/57_Prevention.gif', '_images/57_PreventionMouseover.gif');

function image_on_57_9 (position) {
   var doc = eval("document.image57_9" + position);
   doc.src = imageFiles_57_9[position][1];
}

function image_off_57_9 (position) {
   var doc = eval("document.image57_9" + position);
   doc.src = imageFiles_57_9[position][0];
}