This test examines the BUTTON and INPUT elements with the attribute TYPE set to "submit" and the usage of the TABINDEX attribute. While navigating through the controls, the first element to get the focus should be the first button, then the second button, the third button, the third textbox, the second textbox and the first textbox (FORM element with the attribute METHOD set to "POST"). If any of the buttons is pressed, nothing should happens other than reload the page.