--- a/pages/Login.nsi	Wed May 27 01:15:21 2009 -0400
+++ b/pages/Login.nsi	Wed May 27 01:17:11 2009 -0400
@@ -30,5 +30,7 @@
   StrCmp $admin_email "" 0 +3
     MessageBox MB_OK|MB_ICONEXCLAMATION "Please enter your e-mail address."
     Abort
+    
+  LockWindow on
 FunctionEnd