Index: trunk/MagicSoft/Mars/datacenter/db/builddatasets.php
===================================================================
--- trunk/MagicSoft/Mars/datacenter/db/builddatasets.php	(revision 9505)
+++ trunk/MagicSoft/Mars/datacenter/db/builddatasets.php	(revision 9506)
@@ -421,5 +421,5 @@
 
                     //set observation mode
-                    if ($_SESSION["sequoff"]==" ")
+                    if ($_SESSION["sequoff"]=="")
                         $obsmode="Wobble";
                     else
@@ -618,6 +618,6 @@
                         if ($obskey!=$_SESSION["obsmode"])
                         {
-                            printf("<li style='color:%s'>%s: You have a mistake in your observation mode. </li>\n",
-                                   $color["ERROR"], "ERROR");
+                            printf("<li style='color:%s'>%s: You have a mistake in your observation mode. %s - %s</li>\n",
+                                   $color["ERROR"], "ERROR", $obskey, $_SESSION["obsmode"]);
                             $numerr=$numerr+1;
                         }
@@ -676,5 +676,5 @@
 
                         printf("SequencesOn: %s<br>\n", $_SESSION["sequon"]);
-                        if ($_SESSION["sequoff"]!=" ")
+                        if ($_SESSION["sequoff"]!="")
                             printf("SequencesOff: %s<br>\n", $_SESSION["sequoff"]);
 
@@ -721,5 +721,5 @@
                         printf("<tr><td>Next DataSet# in DB: </td><td>%s</td></tr>", $dataset);
                         printf("<tr><td valign='top'>SequencesOn:</td><td> %s</td></tr>", $_SESSION["sequon"]);
-                        if ($_SESSION["sequoff"]!=" ")
+                        if ($_SESSION["sequoff"]!="")
                         {
                             printf("<tr><td valign='top'>SequencesOff:</td><td> %s</td></tr>", $_SESSION["sequoff"]);
@@ -727,5 +727,5 @@
                         }
                         printf("<tr><td>SourcenamesOn [%s]: </td><td>%s</td></tr>", str_word_count($sourceson, 0, "1234567890+"), $sourceson);
-                        if ($_SESSION["sequoff"]!=" ")
+                        if ($_SESSION["sequoff"]!="")
                             printf("<tr><td>SourcenamesOff [%s]: </td><td>%s</td></tr>", str_word_count($sourcesoff, 0, "1234567890+"), $sourcesoff);
                         printf("</table>\n");