if(document.images){
img81 = new Image();img81.src = "/Files/Navigation/BIFO_navi01_off.gif";img81Over = new Image();img81Over.src = "/Files/Navigation/BIFO_navi01_over.gif";
img40 = new Image();img40.src = "/Files/Navigation/BIFO_navi02_off.gif";img40Over = new Image();img40Over.src = "/Files/Navigation/BIFO_navi02_over.gif";
img99 = new Image();img99.src = "/Files/Navigation/BIFO_bifolac_off.gif";img99Over = new Image();img99Over.src = "/Files/Navigation/BIFO_bifolac_over.gif";
img100 = new Image();img100.src = "/Files/Navigation/BIFO_protarget_off.gif";img100Over = new Image();img100Over.src = "/Files/Navigation/BIFO_protarget_over.gif";
img41 = new Image();img41.src = "/Files/Navigation/BIFO_navi03_off.gif";img41Over = new Image();img41Over.src = "/Files/Navigation/BIFO_navi03_over.gif";
img42 = new Image();img42.src = "/Files/Navigation/BIFO_navi04_off.gif";img42Over = new Image();img42Over.src = "/Files/Navigation/BIFO_navi04_over.gif";

}