removed font-weight value, it was in pixels and was not valid
changed background color + opacity combo to use rgba bg color + separate rgba value for color text
now uses jquery to create markup so we can cleanly append and configure DOM elements instead of using hard-coded strings. Also created a var reference to $(this) because it was used so dang much
Merge branch 'altmarkupcreation'
Merge pull request #4 from pkarl/master

Swapped markup creation to use jQuery, small CSS tweaks