Create a logical tab order through links, form controls, and objects.
<input type="text" name="first_name" id="first_name" tabindex="1" />
<input type="text" name="last_name" id="last_name" tabindex="2" />
<input type="text" name="org" id="org" tabindex="3" />
<input type="text" name="phone" id="phone" tabindex="4" />
<input type="text" name="email" id="email" tabindex="5" />
<input type="submit" tabindex="6" />
Specifying a logical tab order - WAI recommended technique.
View WAI Checkpoint 9.4 - Create a logical tab order through links, form controls, and objects.