var imageFiles_3l_13 = new Array();
imageFiles_3l_13['0'] = new Array ('_images/3l_LAND_PLANNING_.gif', '_images/3l_LAND_PLANNING_Mouseover.gif');

function image_on_3l_13 (position) {
   var doc = eval("document.image3l_13" + position);
   doc.src = imageFiles_3l_13[position][1];
}

function image_off_3l_13 (position) {
   var doc = eval("document.image3l_13" + position);
   doc.src = imageFiles_3l_13[position][0];
}