First hand at the table so no reads thus far

$1/$2 Texas Hold'em - Wednesday, December 14, 23:49:04 EDT 2005
Table Table 65623 (Real Money)
Seat 3 is the button
Total number of players : 10
Seat 1: OnThInIcE911 ( $48 )
Seat 3: carl72 ( $58 )
Seat 4: BBallNYC ( $127.75 )
Seat 5: molsonkc ( $64 )
Seat 6: robizblazin ( $91.50 )
Seat 7: Villian ( $49 )
Seat 8: Standupbear ( $56 )
Seat 9: MrBenney ( $53 )
Seat 10: SvilleTx ( $75.75 )
Seat 2: Hero ( $50 )
BBallNYC posts small blind [$0.50].
molsonkc posts big blind [$1].
Hero posts big blind [$1].
** Dealing down cards **
Dealt to Hero [ 9[img]/images/graemlins/club.gif[/img] 9[img]/images/graemlins/heart.gif[/img] ]
robizblazin folds.
Villian [$2].
Standupbear folds.
MrBenney folds.
SvilleTx folds.
OnThInIcE911 folds.
Hero calls .
carl72 folds.
BBallNYC folds.
molsonkc calls.
(Pot 6.5 SB)
** Dealing Flop ** [ 9[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/spade.gif[/img] ]
molsonkc checks.
Villian checks.
Hero Bets
molsonkc folds
Villian calls
Pot (4.25 BB)
** Dealing Turn ** [ 2[img]/images/graemlins/diamond.gif[/img] ]
Villian checks.
Hero bets .
Villian raises
Hero calls
Pot 8.25 BB
** Dealing River ** [ 4[img]/images/graemlins/diamond.gif[/img] ]
Villian bets
Hero???

Can I call this with no diamond? Any critiques of my flop and turn bets?