INFOSERVER
This is an plugin,
which adds commands to inform your players about your Skype,
Facebook, and Youtube account.
It also adds /vote. All is editable in an Config.yml.

Commands:
/skype [Shows your Skype account plus message.]
/youtube [Shows your Youtube account plus message plus link.]
/facebook [Shows your Facebook account plus message plus link.]
/twitter [Shows Twitter Message and Name and link.]
/vote [Shows you vote link (for Votifier or others) plus message]
/news [Shows News]

Permissions:
serverinfo.skype [Allows to use /skype]
serverinfo.youtube [Allows to use /youtube]
serverinfo.facebook [Allows to use /facebook]
serverinfo.twitter [Allows to use /twitter]
serverinfo.vote [Allows to use /vote]
serverinfo.news [Allows to use /news]

Config.yml:

#Server Skype name
skype_name: skypeaccname
#Skype message (shown by /skype)
skype_message: 'Our Skype Account:'
#Youtube name of the Server
youtube_name: youtubeaccname
#Youtube message (shown by /youtube)
youtube_message: 'Our Youtube Account:'
#Link to servers Youtube account
youtube_link: http://www.youtube.com/thedragongott
#Facebook name/page of the server
facebook_name: facebookaccname
#Facebook message (shown by /facebook)
facebook_message: 'Our FaceBook Account:'
#Link to servers Facebook account
facebook_link: http://www.facebook.com/dragonscraft
#Twitter Account of the Server
twitter_name: 'TwitterAccountName'
#Twitter message (shown by /twitter)
twitter_message: 'Our Twitter Account:'
#Link to servers Twitter account
twitter_link: 'http://www.twitter.com'
#Vote message (shown by /vote)
vote_message: 'Our Vote Link:'
#Link to vote
vote_link: http://www.minecraft-server.eu/index.php
#News are shown by /news
#Here you can configurate the News Header
news_header: '-*-*-*-*NEWS*-*-*-*-*-'
#Here you can configurate the News Message
news_line1: 'VeryImportantInformations here'
news_line2: 'VeryImportantInformations here'
news_line3: 'VeryImportantInformations here'
#Here you can configurate the News Footer
news_footer: '-*-*-*-*NEWS*-*-*-*-*-'

Video Stuff:

https://www.youtube.com/watch?v=Ghcw0gYF6_M (Russian Showcase)

InfoServer