function extscripttest()
{
alert('External Javascript Working');
}


    function openmap()
{
window.open('http://maps.google.co.uk/maps?f=q&hl=en&geocode=&q=SA31+1NE++++++++++++++++++++++++++++++&ie=UTF8&z=16&iwloc=addr','mywindow','width=800,height=600,toolbar=yes,location=yes,directories=yes,status=yes,menubar=yes,scrollbars=yes,copyhistory=yes,resizable=yes');
}