var imageFiles_1tv_27 = new Array();
imageFiles_1tv_27['0'] = new Array ('_images/1tv_.gif', '_images/1tv_Mouseover.gif');

function image_on_1tv_27 (position) {
   var doc = eval("document.image1tv_27" + position);
   doc.src = imageFiles_1tv_27[position][1];
}

function image_off_1tv_27 (position) {
   var doc = eval("document.image1tv_27" + position);
   doc.src = imageFiles_1tv_27[position][0];
}