Ubuntu Skype for Linux; direct download link
Here is the direct link to download Skype for Ubuntu:
http://www.skype.com/intl/en-us/get-skype/on-your-computer/linux/post-download/
To test if you webcam is working:
luvcview is a good program
http://www.skype.com/intl/en-us/get-skype/on-your-computer/linux/post-download/
To test if you webcam is working:
luvcview is a good program
Code
sudo apt-get install luvcview && luvcview