diff -r e7bc083fa9dc -r 9172f4c6ad70 src/cm/models.py
--- a/src/cm/models.py	Thu Jun 27 16:54:29 2013 +0200
+++ b/src/cm/models.py	Fri Jun 28 15:10:23 2013 +0200
@@ -194,11 +194,11 @@
 
     from django.utils.safestring import mark_safe
 
-    category_1 = models.CharField(ugettext_lazy("Label for the first category of comments"), help_text=mark_safe(_("Paragraphs including at least one comment of this category will have a vertical bar with this color: ") + '<span style="width: 2px; height: 5px; background-color: #1523f4">&nbsp;</span><br />' + _("Leave blank to use the value configured for the workspace.") + '<br />' + _("To disable this category for this text whatever the configuration for the workspace, enter: ") + '<em>none</em>'), max_length=20, null=True, blank=True)
-    category_2 = models.CharField(ugettext_lazy("Label for the second category of comments"), help_text=mark_safe(_("Paragraphs including at least one comment of this category will have a vertical bar with this color: ") + '<span style="width: 2px; height: 5px; background-color: #f4154f">&nbsp;</span><br />' + _("Leave blank to use the value configured for the workspace. ") + '<br />' + _("To disable this category for this text whatever the configuration for the workspace, enter: ") + '<em>none</em>'), max_length=20, null=True, blank=True)
-    category_3 = models.CharField(ugettext_lazy("Label for the third category of comments"), help_text=mark_safe(_("Paragraphs including at least one comment of this category will have a vertical bar with this color: ") + '<span style="width: 2px; height: 5px; background-color: #09ff09">&nbsp;</span><br />' + _("Leave blank to use the value configured for the workspace. ") + '<br />' + _("To disable this category for this text whatever the configuration for the workspace, enter: ") + '<em>none</em>'), max_length=20, null=True, blank=True)
-    category_4 = models.CharField(ugettext_lazy("Label for the fourth category of comments"), help_text=mark_safe(_("Paragraphs including at least one comment of this category will have a vertical bar with this color: ") + '<span style="width: 2px; height: 5px; background-color: #bc39cf">&nbsp;</span><br />' + _("Leave blank to use the value configured for the workspace. ") + '<br />' + _("To disable this category for this text whatever the configuration for the workspace, enter: ") + '<em>none</em>'), max_length=20, null=True, blank=True)
-    category_5 = models.CharField(ugettext_lazy("Label for the fifth category of comments"), help_text=mark_safe(_("Paragraphs including at least one comment of this category will have a vertical bar with this color: ") + '<span style="width: 2px; height: 5px; background-color: #ffbd08">&nbsp;</span><br />' + _("Leave blank to use the value configured for the workspace. ") + '<br />' + _("To disable this category for this text whatever the configuration for the workspace, enter: ") + '<em>none</em>'), max_length=20, null=True, blank=True)
+    category_1 = models.CharField(ugettext_lazy("Label for the first category of comments"), max_length=20, null=True, blank=True)
+    category_2 = models.CharField(ugettext_lazy("Label for the second category of comments"), max_length=20, null=True, blank=True)
+    category_3 = models.CharField(ugettext_lazy("Label for the third category of comments"), max_length=20, null=True, blank=True)
+    category_4 = models.CharField(ugettext_lazy("Label for the fourth category of comments"), max_length=20, null=True, blank=True)
+    category_5 = models.CharField(ugettext_lazy("Label for the fifth category of comments"), max_length=20, null=True, blank=True)
 
     text = models.ForeignKey("Text")