var w=null;
function windowSubmitForm(f,target,w,h,scroll) {
LeftPosition=(screen.width)?(screen.width-w)/2:100;
TopPosition=(screen.height)?(screen.height-h)/2:100;
settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
w = window.open(f.action, target,settings);
w.focus();
f.submit();
}