Fixed Bug with strip width calculation

$strip.width() would return the original size.

Instead we have to manually get the width of all the li elements and use that as our strip width.

This caused the problem if the text was < strip width, the text would jump rather than coming from the side of the strip
Merge pull request #8 from JetFault/patch-1

Fixed Bug with strip width calculation

Thanks for the pull request; I had fixed all the rest seems to have skipped the initial check.