var imageFiles_x_13 = new Array();
imageFiles_x_13['0'] = new Array ('_images/x_Common_Problems.gif', '_images/x_Common_ProblemsMouseover.gif');
imageFiles_x_13['1'] = new Array ('_images/x_Pediatrics.gif', '_images/x_PediatricsMouseover.gif');
imageFiles_x_13['2'] = new Array ('_images/x_Well_Travelled__50__.gif', '_images/x_Well_Travelled__50__Mouseover.gif');
imageFiles_x_13['3'] = new Array ('_images/x_Sports_Injury.gif', '_images/x_Sports_InjuryMouseover.gif');
imageFiles_x_13['4'] = new Array ('_images/x_Overworked_Feet.gif', '_images/x_Overworked_FeetMouseover.gif');
imageFiles_x_13['5'] = new Array ('_images/x_Diabetics.gif', '_images/x_DiabeticsMouseover.gif');
imageFiles_x_13['6'] = new Array ('_images/x_Newsletter.gif', '_images/x_NewsletterMouseover.gif');

function image_on_x_13 (position) {
   var doc = eval("document.imagex_13" + position);
   doc.src = imageFiles_x_13[position][1];
}

function image_off_x_13 (position) {
   var doc = eval("document.imagex_13" + position);
   doc.src = imageFiles_x_13[position][0];
}