diff --git a/www/perl-magick.html b/www/perl-magick.html
index 482aa0e..8e5639f 100644
--- a/www/perl-magick.html
+++ b/www/perl-magick.html
@@ -124,7 +124,7 @@
<div class="sponsbox">
<div class="sponsor">
- <a href="http://www.hygi.de">Reinigungsmittel</a><!-- 201002000400+ -->
+ <a href="http://www.abi-stoff.de/abizeitung/" title="Abibuch">Abizeitung</a><!-- 20101101000200 -->
</div>
<div class="sponsor">
<a href="http://www.tomsgutscheine.de">Tom's Gutscheine</a><!-- 201005010360 invendio.de-->
@@ -522,7 +522,7 @@
<tr>
<td valign="top">BlackThreshold</td>
- <td valign="top">threshold=><i>string</i></td>
+ <td valign="top">threshold=><i>string</i>, , channel=>{All, Default, Alpha, Black, Blue, CMYK, Cyan, Gray, Green, Index, Magenta, Opacity, Red, RGB, Yellow}</td>
<td valign="top">force all pixels below the threshold intensity into black</td>
</tr>
@@ -1200,7 +1200,7 @@
<tr>
<td valign="top">WhiteThreshold</td>
- <td valign="top">threshold=><i>string</i></td>
+ <td valign="top">threshold=><i>string</i>, , channel=>{All, Default, Alpha, Black, Blue, CMYK, Cyan, Gray, Green, Index, Magenta, Opacity, Red, RGB, Yellow}</td>
<td valign="top">force all pixels above the threshold intensity into white</td>
</tr>
</tbody>
@@ -2528,7 +2528,7 @@
<span id="linkbar-center">
<a href="http://www.imagemagick.org/discourse-server/">Discourse Server</a> •
<a href="../www/mailing-list.html">Mailing Lists</a> •
- <a href="http://studio.webbyland.com/ImageMagick/MagickStudio/scripts/MagickStudio.cgi">Studio</a>
+ <a href="http://www.imagemagick.org/MagickStudio/scripts/MagickStudio.cgi">Studio</a>
</span>
<span id="linkbar-east"> </span>
</div>