Below is the shortcode you should use to insert tabbed content into your site.
Please activate the smartassess [shortcodes] plugin first.
[sa_tabs]
[sa_tab title="Tab One" id="tab_one" active="true"]
Content Goes here
[/sa_tab]
[sa_tab title="Tab Two" id="tab_two"]
Content Goes here
[/sa_tab]
[sa_tab title="Tab Three" id="tab_three"]
Content Goes here
[/sa_tab]
[/sa_tabs]