var imageFiles_x9_1 = new Array();
imageFiles_x9_1['0'] = new Array ('_images/x9_TravelHealth_Medical_Plan.gif', '_images/x9_TravelHealth_Medical_PlanMouseover.gif');

function image_on_x9_1 (position) {
   var doc = eval("document.imagex9_1" + position);
   doc.src = imageFiles_x9_1[position][1];
}

function image_off_x9_1 (position) {
   var doc = eval("document.imagex9_1" + position);
   doc.src = imageFiles_x9_1[position][0];
}