var imageFiles_6t_13 = new Array();
imageFiles_6t_13['0'] = new Array ('_images/6t_EMERGENCY_SERVICES.gif', '_images/6t_EMERGENCY_SERVICESMouseover.gif');

function image_on_6t_13 (position) {
   var doc = eval("document.image6t_13" + position);
   doc.src = imageFiles_6t_13[position][1];
}

function image_off_6t_13 (position) {
   var doc = eval("document.image6t_13" + position);
   doc.src = imageFiles_6t_13[position][0];
}