var imageFiles_mt_4 = new Array();
imageFiles_mt_4['0'] = new Array ('_images/mt_Alabaster.gif', '_images/mt_AlabasterMouseover.gif');

function image_on_mt_4 (position) {
   var doc = eval("document.imagemt_4" + position);
   doc.src = imageFiles_mt_4[position][1];
}

function image_off_mt_4 (position) {
   var doc = eval("document.imagemt_4" + position);
   doc.src = imageFiles_mt_4[position][0];
}