Controlling the tab Index Property


/*
JavaScript Bible, Fourth Edition
by Danny Goodman

John Wiley & Sons CopyRight 2001
*/

<HTML>
<HEAD>
<TITLE>tabIndex Property</TITLE>
<SCRIPT LANGUAGE="JavaScript">
function invert() {
var form = document.lab
for (var i = 0, j = form.elements.length; i < form.elements.length;
i++, j--) {
form.elements[i].tabIndex = j
}
}
function skip2() {
document.lab.text2.tabIndex = -1
}
function resetTab() {
var form = document.lab
for (var i = 0; i < form.elements.length; i++) {
form.elements[i].tabIndex = 0
}
}
</SCRIPT>
</HEAD>
<BODY>
<H1>tabIndex Property Lab</H1>
<HR>
<FORM NAME="lab">
Text box no. 1: <INPUT TYPE="text" NAME="text1"><BR>
Text box no. 2: <INPUT TYPE="text" NAME="text2"><BR>
<INPUT TYPE="button" VALUE="A Button"><BR>
<INPUT TYPE="checkbox">And a checkbox
</FORM>
<HR>
<FORM NAME="control">
<INPUT TYPE="button" VALUE="Invert Tabbing Order" TABINDEX=-1 onClick="invert()"><BR>
<INPUT TYPE="button" VALUE="Skip Text box no. 2 (IE Only)" TABINDEX=-1
onClick="skip2()"><BR>
<INPUT TYPE="button" VALUE="Reset to Normal Order" TABINDEX=-1 onClick="resetTab()">
</FORM>
</BODY>
</HTML>

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