How can I change a tab from outside?

I need to pass [Tab#] and [URL] from a link located outside the tab area to change the tab content without refresh the page.

I need something like:
<a href="#" onclick="tab_changer('0','page2.php)">link</a>

I'ts that possible?

Thank you.

How can I change a tab from outside the tab area?

I need to pass [Tab#] and [URL] from a link located outside the tab area to change the tab content without refresh the page.

I need something like:
<a href="#" onclick="tab_changer('0','page2.php)">link</a>

I'ts that possible?

Thank you.