var imageFiles_ty_1 = new Array();
imageFiles_ty_1['0'] = new Array ('_images/ty_Driving_Directions.gif', '_images/ty_Driving_DirectionsMouseover.gif');
imageFiles_ty_1['1'] = new Array ('_images/ty_CCC_Ratings.gif', '_images/ty_CCC_RatingsMouseover.gif');
imageFiles_ty_1['2'] = new Array ('_images/ty_CCC_Current_Points.gif', '_images/ty_CCC_Current_PointsMouseover.gif');
imageFiles_ty_1['3'] = new Array ('_images/ty_Download_CCC_Rules.gif', '_images/ty_Download_CCC_RulesMouseover.gif');
imageFiles_ty_1['4'] = new Array ('_images/ty_Head_Home.gif', '_images/ty_Head_HomeMouseover.gif');

function image_on_ty_1 (position) {
   var doc = eval("document.imagety_1" + position);
   doc.src = imageFiles_ty_1[position][1];
}

function image_off_ty_1 (position) {
   var doc = eval("document.imagety_1" + position);
   doc.src = imageFiles_ty_1[position][0];
}