var siSTR='';if (ie||fire) { siSTR+='<script language=javascript src="js/menu_ie.js"></script>'; }if (ns4) { siSTR+='<script language=javascript src="js/menu_ns4.js"></script>'; }if (ns6||mz7) { siSTR+='<script language=javascript src="js/menu_ns6.js"></script>'; }if (op5&&!mac) { siSTR+='<script language=javascript src="js/menu_op5.js"></script>'; }document.write(siSTR);