var imageFiles_p8_1 = new Array();
imageFiles_p8_1['0'] = new Array ('_images/p8_510___793___8157.gif', '_images/p8_510___793___8157Mouseover.gif');

function image_on_p8_1 (position) {
   var doc = eval("document.imagep8_1" + position);
   doc.src = imageFiles_p8_1[position][1];
}

function image_off_p8_1 (position) {
   var doc = eval("document.imagep8_1" + position);
   doc.src = imageFiles_p8_1[position][0];
}