First install Greasemonkey for Firefox or Tampermonkey for Chrome
Main Website : http://userscripts.org/
1)Anti-AdBlock Killer - http://userscripts.org/scripts/show/155840
2)YouTube - Auto-Buffer/Auto-HD - http://userscripts.org/scripts/show/49366
or YouTube HD (Firefox Addon not a script) https://addons.mozilla.org/en-US/firefox/addon/youtube-high-definition/
3)Ad Skipper IGN.com - http://userscripts.org/scripts/show/665
4)Ads Skipper - http://userscripts.org/scripts/show/118033
or AdsFight! - http://userscripts.org/scripts/show/89322
Best ones so far, I'm avoiding any that don't have reviews/comments as there are probably some unsafe scripts available. Use at your own risk
Main Website : http://userscripts.org/
1)Anti-AdBlock Killer - http://userscripts.org/scripts/show/155840
2)YouTube - Auto-Buffer/Auto-HD - http://userscripts.org/scripts/show/49366
or YouTube HD (Firefox Addon not a script) https://addons.mozilla.org/en-US/firefox/addon/youtube-high-definition/
3)Ad Skipper IGN.com - http://userscripts.org/scripts/show/665
4)Ads Skipper - http://userscripts.org/scripts/show/118033
or AdsFight! - http://userscripts.org/scripts/show/89322
Best ones so far, I'm avoiding any that don't have reviews/comments as there are probably some unsafe scripts available. Use at your own risk