function showPic(loc) {
var title = "Tasmanian Aero Club";
var stropt='toolbar=0,location=0,directories=0,status=no,menubar=0,scrollbars=no,resizable=0,width=600,height=580,left='+((screen.availWidth - 600)/2)+",top=8";
var picture = window.open('','Gallery',stropt);
picture.document.writeln('Gallery