diff --git a/UI/Contacts/UIxContactsListViewContainer.m b/UI/Contacts/UIxContactsListViewContainer.m
index d7da42448..ebfdbc700 100644
--- a/UI/Contacts/UIxContactsListViewContainer.m
+++ b/UI/Contacts/UIxContactsListViewContainer.m
@@ -147,7 +147,7 @@
    [self _setupContext];
    vertical = [moduleSettings objectForKey: @"DragHandleVertical"];
 
-   return (vertical ? [vertical stringByAppendingFormat: @"px"] : nil);
+   return ((vertical && [vertical intValue] > 0) ? [vertical stringByAppendingFormat: @"px"] : nil);
 }
 
 - (NSString *) horizontalDragHandleStyle
@@ -157,17 +157,17 @@
    [self _setupContext];
    horizontal = [moduleSettings objectForKey: @"DragHandleHorizontal"];
 
-   return (horizontal ? [horizontal stringByAppendingFormat: @"px"] : nil);
+   return ((horizontal && [horizontal intValue] > 0) ? [horizontal stringByAppendingFormat: @"px"] : nil);
 }
 
 - (NSString *) contactsListContentStyle
 {
-   int height;
+  NSString *height;
 
-   [self _setupContext];
-   height = [[moduleSettings objectForKey: @"DragHandleVertical"] intValue];
+  [self _setupContext];
+  height = [moduleSettings objectForKey: @"DragHandleVertical"];
 
-   return (height ? [NSString stringWithFormat: @"%ipx", (height - 27)] : nil);
+   return ((height && [height intValue] > 0) ? [NSString stringWithFormat: @"%ipx", ([height intValue] - 27)] : nil);
 }
 
 @end
diff --git a/UI/MailerUI/UIxMailMainFrame.m b/UI/MailerUI/UIxMailMainFrame.m
index 669c078ea..b0956fdf9 100644
--- a/UI/MailerUI/UIxMailMainFrame.m
+++ b/UI/MailerUI/UIxMailMainFrame.m
@@ -270,7 +270,7 @@
    [self _setupContext];
    vertical = [moduleSettings objectForKey: @"DragHandleVertical"];
    
-   return (vertical ? [vertical stringByAppendingFormat: @"px"] : nil);
+   return ((vertical && [vertical intValue] > 0) ? [vertical stringByAppendingFormat: @"px"] : nil);
 }
 
 - (NSString *) horizontalDragHandleStyle
@@ -280,7 +280,7 @@
    [self _setupContext];
    horizontal = [moduleSettings objectForKey: @"DragHandleHorizontal"];
 
-   return (horizontal ? [horizontal stringByAppendingFormat: @"px"] : nil);
+   return ((horizontal && [horizontal intValue] > 0) ? [horizontal stringByAppendingFormat: @"px"] : nil);
 }
 
 - (NSString *) mailboxContentStyle
@@ -290,7 +290,7 @@
    [self _setupContext];
    height = [moduleSettings objectForKey: @"DragHandleVertical"];
 
-   return (height ? [NSString stringWithFormat: @"%ipx", ([height intValue] - 27)] : nil);
+   return ((height && [height intValue] > 0) ? [NSString stringWithFormat: @"%ipx", ([height intValue] - 27)] : nil);
 }
 
 - (WOResponse *) saveDragHandleStateAction
diff --git a/UI/Scheduler/UIxCalMainView.m b/UI/Scheduler/UIxCalMainView.m
index c8af7875e..f470afaff 100644
--- a/UI/Scheduler/UIxCalMainView.m
+++ b/UI/Scheduler/UIxCalMainView.m
@@ -126,18 +126,22 @@ static NSMutableArray *yearMenuItems = nil;
 
 - (NSString *) verticalDragHandleStyle
 {
+  NSString *vertical;
+  
   [self _setupContext];
+  vertical = [moduleSettings objectForKey: @"DragHandleVertical"];
 
-  return [[moduleSettings objectForKey: @"DragHandleVertical"]
-	   stringByAppendingString: @"px"];
+  return ((vertical && [vertical intValue] > 0) ? [vertical stringByAppendingFormat: @"px"] : nil);
 }
 
 - (NSString *) horizontalDragHandleStyle
 {
-  [self _setupContext];
+  NSString *horizontal;
 
-  return [[moduleSettings objectForKey: @"DragHandleHorizontal"]
-	   stringByAppendingString: @"px"];
+  [self _setupContext];
+  horizontal = [moduleSettings objectForKey: @"DragHandleHorizontal"];
+
+  return ((horizontal && [horizontal intValue] > 0) ? [horizontal stringByAppendingFormat: @"px"] : nil);
 }
 
 - (NSString *) eventsListViewStyle
@@ -147,7 +151,7 @@ static NSMutableArray *yearMenuItems = nil;
   [self _setupContext];
   height = [moduleSettings objectForKey: @"DragHandleVertical"];
 
-  return (height ? [NSString stringWithFormat: @"%ipx", ([height intValue] - 27)] : nil);
+  return ((height && [height intValue] > 0) ? [NSString stringWithFormat: @"%ipx", ([height intValue] - 27)] : nil);
 }
 
 - (WOResponse *) saveDragHandleStateAction