var imageFiles_zd_1 = new Array();
imageFiles_zd_1['0'] = new Array ('_images/zd_Letters_from_Dr__Jim.gif', '_images/zd_Letters_from_Dr__JimMouseover.gif');
imageFiles_zd_1['1'] = new Array ('_images/zd_Client_Info__Sheets.gif', '_images/zd_Client_Info__SheetsMouseover.gif');
imageFiles_zd_1['2'] = new Array ('_images/zd_Wellness_Center.gif', '_images/zd_Wellness_CenterMouseover.gif');
imageFiles_zd_1['3'] = new Array ('_images/zd__ILSI_Home.gif', '_images/zd__ILSI_HomeMouseover.gif');
imageFiles_zd_1['4'] = new Array ('_images/zd_Contact_and_Map_Us.gif', '_images/zd_Contact_and_Map_UsMouseover.gif');

function image_on_zd_1 (position) {
   var doc = eval("document.imagezd_1" + position);
   doc.src = imageFiles_zd_1[position][1];
}

function image_off_zd_1 (position) {
   var doc = eval("document.imagezd_1" + position);
   doc.src = imageFiles_zd_1[position][0];
}