Configure a Web Cam on Ubuntu 10.04

I have an Acer Aspire 6930 and i want to Configure the Web Cam, Crystal Eye. i read that put some command on terminal and will show a list like this one.
eduardo@eduardo-laptop:~$ lsmod
Module Size Used by
binfmt_misc 6587 1
snd_hda_codec_intelhdmi 11622 1
snd_hda_codec_realtek 203168 1
ppdev 5259 0
fbcon 35102 71
tileblit 2031 1 fbcon
font 7557 1 fbcon
bitblit 4707 1 fbcon
softcursor 1189 1 bitblit
vga16fb 11385 0
vgastate 8961 1 vga16fb
joydev 8708 0
snd_hda_intel 21877 4
snd_hda_codec 74201 3 snd_hda_codec_intelhdmi,snd_hda_codec_realtek,snd_hda_intel
snd_hwdep 5412 1 snd_hda_codec
snd_pcm_oss 35308 0
snd_mixer_oss 13746 1 snd_pcm_oss
snd_pcm 70662 4 snd_hda_intel,snd_hda_codec,snd_pcm_oss
snd_seq_dummy 1338 0
arc4 1153 2
snd_seq_oss 26726 0
snd_seq_midi 4557 0
snd_rawmidi 19056 1 snd_seq_midi
snd_seq_midi_event 6003 2 snd_seq_oss,snd_seq_midi
i915 282354 3
snd_seq 47263 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event
iwlagn 105566 0
snd_timer 19098 2 snd_pcm,snd_seq
snd_seq_device 5700 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq
iwlcore 105922 1 iwlagn
uvcvideo 56990 0
mac80211 204922 2 iwlagn,iwlcore
snd 54148 20 snd_hda_codec_intelhdmi,snd_hda_codec_realtek,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
psmouse 63245 0
acer_wmi 13861 0
serio_raw 3978 0
led_class 2864 2 iwlcore,acer_wmi
videodev 34361 1 uvcvideo
v4l1_compat 13251 2 uvcvideo,videodev
drm_kms_helper 29297 1 i915
lp 7028 0
intel_agp 24177 2 i915
drm 162471 4 i915,drm_kms_helper
i2c_algo_bit 5028 1 i915
cfg80211 126485 3 iwlagn,iwlcore,mac80211
soundcore 6620 1 snd
snd_page_alloc 7076 2 snd_hda_intel,snd_pcm
agpgart 31724 2 intel_agp,drm
video 17375 1 i915
output 1871 1 video
parport 32635 2 ppdev,lp
usb_storage 39425 1
ahci 32008 2
atl1e 28018 0
eduardo@eduardo-laptop:~$

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