my $thead = "\n\n". ntable('#cccccc', 2).
'<TR><TH BGCOLOR="#dcdcdc"><FONT SIZE=-1>Quan.</FONT></TH>'.
'<TH BGCOLOR="#dcdcdc"><FONT SIZE=-2>Primary</FONT></TH>'.
my $thead = "\n\n". ntable('#cccccc', 2).
'<TR><TH BGCOLOR="#dcdcdc"><FONT SIZE=-1>Quan.</FONT></TH>'.
'<TH BGCOLOR="#dcdcdc"><FONT SIZE=-2>Primary</FONT></TH>'.