<HTML><HEAD>
<!--
--------------
Frames Grabber
--------------
-->
<SCRIPT LANGUAGE="JavaScript"><!-- hide from old browsers
/*
THE JAVASCRIPT COOKBOOK by Erica Sadun, webrx@mindspring.com
Copyright (c)2000 by Charles River Media. All Rights Reserved.
This applet can only be re-used or modifed by license holders of the
JavaScript Cookbook CD-ROM. Credit must be given in the source
code and this copyright notice must be maintained. If you do
not hold a license to the JavaScript Cookbook, you may NOT
duplicate or modify this code for your own use.
Use at your own risk. No warranty is given or implied of the suitability
of this applet for any specific application. Neither Erica Sadun nor
Charles River Media will be held responsible for any unwanted effects
due to the use of this applet or any derivative.
*/
function recurseFrames(aFrame, level)
{
// report the name
for (var i = 0; i < level; i++) document.write(" ")
if (aFrame.name == "")
document.writeln("<b><unnamed frame></b>")
else
document.writeln("<b>"+aFrame.name+"</b>")
// recurse the children
for (var i = 0; i < aFrame.frames.length; i++)
recurseFrames(aFrame.frames[i], level+1)
}
<!-- done hiding --></SCRIPT></HEAD>
<BODY bgcolor="ffffff" link="0000ff" vlink="770077">
<FONT COLOR="007777"><H1><IMG SRC="../GRAFX/SPICE.JPG" WIDTH=37 HEIGHT=72
ALIGN = LEFT>Frame Grabber</H1></FONT>
<BLOCKQUOTE><FONT SIZE=4>
This script traverses the frame tree from the
<FONT COLOR="770000">_Top</FONT> on down and
reports the contents of this window.
</FONT></BLOCKQUOTE>
<SCRIPT>
document.write('<BLOCKQUOTE><PRE>')
recurseFrames(top, 0)
document.write('</PRE></BLOCKQUOTE>')
</SCRIPT>
<br><br>
<FONT COLOR="007777"><H2>Discussion</H2></FONT>
<FONT SIZE=4>
Preformatted text provides proper
indentation as the script traverses the frame tree.
The parameter <FONT COLOR="770000">level</FONT>
stores the degree of recursion--and, hence, the
current level of indentation.
</FONT>
<FONT COLOR="770000"><PRE>
function recurseFrames(aFrame, level)
{
// report the name
for (var i = 0; i < level; i++) document.write(" ")
if (aFrame.name == "")
document.writeln("<b>&lt;unnamed frame&gt;</b>")
else
document.writeln("<b>"+aFrame.name+"</b>")
// recurse for children
for (var i = 0; i < aFrame.frames.length; i++)
recurseFrames(aFrame.frames[i], level+1)
}
</PRE></FONT>
<h5>Copyright ©1996 by Charles River Media, All Rights Reserved</h5>
</BODY>
</HTML>