var imageFiles_3t503_7 = new Array();
imageFiles_3t503_7['0'] = new Array ('_images/3t503_Home.gif', '_images/3t503_HomeMouseover.gif');
imageFiles_3t503_7['1'] = new Array ('_images/3t503_Local_Challenge.gif', '_images/3t503_Local_ChallengeMouseover.gif');
imageFiles_3t503_7['2'] = new Array ('_images/3t503_Area_Calendar.gif', '_images/3t503_Area_CalendarMouseover.gif');
imageFiles_3t503_7['3'] = new Array ('_images/3t503_Downloads.gif', '_images/3t503_DownloadsMouseover.gif');
imageFiles_3t503_7['4'] = new Array ('_images/3t503_Southeast_Region.gif', '_images/3t503_Southeast_RegionMouseover.gif');

function image_on_3t503_7 (position) {
   var doc = eval("document.image3t503_7" + position);
   doc.src = imageFiles_3t503_7[position][1];
}

function image_off_3t503_7 (position) {
   var doc = eval("document.image3t503_7" + position);
   doc.src = imageFiles_3t503_7[position][0];
}