Do you fold on the river here?

***** Hand History for Game 4294773784 *****
$100 NL Texas Hold'em - Wednesday, May 17, 18:23:07 ET 2006
Table Table 95986 (Real Money)
Seat 4 is the button
Total number of players : 6
Seat 1: JAMESBLAZER ( $93.75 )
Seat 2: Tigerhans ( $93.70 )
Seat 4: KSCKID ( $142.80 )
Seat 5: NiceFriend ( $48.63 )
Seat 3: arennhack ( $125.10 )
Seat 6: eagleraven ( $99 )
NiceFriend posts small blind [$0.50].
eagleraven posts big blind [$1].
** Dealing down cards **
Dealt to arennhack [ :Jd: ]
>You have options at Three Suns Table!.
JAMESBLAZER folds.
Tigerhans folds.
>You have options at Three Suns Table!.
arennhack raises [$3].
KSCKID calls [$3].
NiceFriend calls [$2.50].
eagleraven calls [$2].
** Dealing Flop ** [ , :Ad:, ]
NiceFriend checks.
eagleraven checks.
arennhack checks.
KSCKID checks.
** Dealing Turn ** [ :Qd: ]
>You have options at Three Suns Table!.
NiceFriend checks.
eagleraven checks.
arennhack checks.
KSCKID checks.
** Dealing River ** [ ]
NiceFriend checks.
eagleraven bets [$4].
arennhack raises [$10].
>You have options at Three Suns Table!.
KSCKID raises [$54.99].
NiceFriend folds.
eagleraven folds.
arennhack ???

Is it best to bet out the flop, checkraise or check call here?

***** Hand History for Game 4295539527 *****
$100 NL Texas Hold'em - Wednesday, May 17, 19:48:06 ET 2006
Table Middle Sea (Real Money)
Seat 1 is the button
Total number of players : 6
Seat 2: alma41 ( $166.02 )
Seat 4: Teletran1 ( $99.85 )
Seat 5: Miekish ( $72.95 )
Seat 6: Floatable ( $196.78 )
Seat 3: arennhack ( $100 )
Seat 1: Danthecook ( $98.50 )
alma41 posts small blind [$0.50].
arennhack posts big blind [$1].
** Dealing down cards **
Dealt to arennhack [ ]
Teletran1 folds.
Miekish folds.
Floatable raises [$3].
>You have options at Table 95420 Table!.
Danthecook folds.
alma41 folds.
arennhack calls [$2].
** Dealing Flop ** [ , :Td:, ]
arennhack checks.
Floatable bets [$4].
arennhack raises [$11].
>You have options at Table 95420 Table!.
Floatable raises [$14].
arennhack calls [$7].
** Dealing Turn ** [ :Ad: ]
arennhack checks.
Floatable bets [$25].
arennhack ??