Can you please tell me if I can send a URL to someone that they can click and open the tab for that URL? Which version do I use?
This feature has been moved into the McTabs.
You have to use McTabs for this feature. Please go to the page McTabs - jQuery Tabs
the read the section:
Other Ways to Select a Tab
I am not having any success setting a tab or making the bookmarks function in this version of tabcontent. Do I need to go to McTabs?
Yes you need to go to McTabs - jQuery Tabs
and use it for the bookmark and URL driven feature.