function popclose(){
	window.close();
}


function subwin(windname){
sub = window.open(windname,"","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,width=770,height=590");
x = (screen.width - 770 ) / 2;
y = (screen.height - 590 ) / 2;
sub.moveTo(x,y);
}

function subwin2(windname){
sub = window.open(windname,"","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,width=900,height=590");
x = (screen.width - 900 ) / 2;
y = (screen.height - 590 ) / 2;
sub.moveTo(x,y);
}

function subwin3(windname){
sub = window.open(windname,"","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,width=1100,height=800");
x = (screen.width - 1100 ) / 2;
y = (screen.height - 900 ) / 2;
sub.moveTo(x,y);
}