Based on the dialog, I say you post 'em full-sized (unless you are bumping up against bandwidth limits).

Jeff

+++++++++++++++++++++++++++++++++++++++++++++++++

"Captain," Spock said reasonably from the back of the bridge. "Perhaps we should try establishing first contact."

"Of course," Kirk replied smoothly. " I was just confused for a moment." He stood up and struck a dramatic pose. "Lieutenant Uhura, open hailing frequencies."

"Hailing frequencies open, Captain." Uhura replied.

"This is...James T. Kirk, Captain of the Federation vessel Enterprise. Please, respond." Kirk said emphatically.

There was a crackling noise coming from the speakers, and then a pictured formed on the screen.

"We are the Alberns," a strange figure replied. It was a tall being, human sized, covered in a thick fur, with antennae on its head. Another joined the first, and this one looked like a normal human woman, except she too had antennae.

++++++++++++++++++++++++++++++++++++++++++++++

: Long day... Sorry...

: Lets see here...

: The 1024w versions are...

: 19 items with a size total of... ... mmmm
: 7.2meg...

: Perhaps I should resize to 640w?

: Please advise... Hailing frequencies open
: Captain...

: -- C