the "Confirm Migration" dialog and the "Converting..." dialog have no skin when you use mozilla, since profile.css for the classic skin have bit rotted.

the fix is to copy over the profile.css from the modern skin.
bug #56274 r=hewitt, a=ben

themes/classic/communicator/profile/profile.css

@@ -20,10 +20,50 @@
  *
  * Contributors:
  *   Ben Goodger <ben@netscape.com>
+ *   Chris Nelson <chrisn@statecollege.com>
  *
  */
 
-#contentarea
-  {
-    padding                : 7px 5px 7px 5px;
-  }  
+@import url(chrome://global/skin/global.css);
+
+window.dialog {
+  padding: none;
+}
+
+.dimmed-highcontrast {
+  color: #99cccc ! important;
+} 
+
+#profiles > treechildren > treeitem > treerow > treecell > .tree-cell-icon {
+  list-style-image: url("chrome://communicator/skin/profile/profileicon-large.gif");
+}
+
+#profiles > treechildren > treeitem > treerow > treecell[rowMigrate="no"] > .tree-cell-icon {
+  list-style-image: url("chrome://communicator/skin/profile/migrate.gif");
+}
+
+/* profile selection dialog */
+html#intro {
+  width: 17em;
+}
+
+box#managebuttons > button {
+  min-width: 8em;
+}
+
+/* display area */
+box#contentarea {
+  border-top: 2px groove #CCCCCC;
+  border-bottom: 2px groove #CCCCCC;
+  padding: 7px;
+}
+
+/* top border on status area */
+box#wizardButtons {
+  padding-top: 1px;
+  padding-bottom: 1px;
+}
+
+box.selection {
+  margin-top: 4px;
+}