Make the email address a mailto: link as in SelectSupplier.php.

Resolves forum issue : http://www.weberp.org/forum/showthread.php?tid=8109

SelectCustomer.php

@@ -433,7 +433,7 @@
 				<td class="text">', $myrow['typename'], '</td>
 				<td class="text">', $myrow['phoneno'], '</td>
 				<td class="text">', $myrow['faxno'], '</td>
-				<td class="text">', $myrow['email'], '</td>
+				<td><a href="mailto://'.$myrow['email'].'">' . $myrow['email']. '</a></td>
 			</tr>';
 			$i++;
 			$RowIndex++;