Full page ad:
$375 ($340 if run 4+ times)
W: 4.5 in (11.43 cm and 324px)
H: 7.5 in. (19.05 cm and 540px)

Half page ad:
$225 ($190 if run 4+ times)
W: 4.5 in (11.43cm or 324px)
H: 3.75 in (9.525 or and 265px)

Quarter Page ad:
$150 ($115 if run 4+ times)
W: 4.5 in (11.43cm or 324px)
H: 2.25 in (5.71cm or 162px)