anchor.diff:                      n.scroll(fun e -> clearTimer() :> obj) |> ignore
   
   
  -    /// Check if the position of the cursor over the textbuffer is within 
  +    /// Check if the position of the cursor over the textbuffer is within
       /// the bounds of the error block
       let private matchError (pos:TextBuffer.IPoint) (err: DTO.Error) =
  -        float err.StartLine    <=  pos.row     && 
  +        float err.StartLine    <=  pos.row     &&
           float err.EndLine      >=  pos.row     &&
  -        float err.StartColumn  <=  pos.column  && 
  +        float err.StartColumn  <=  pos.column  &&
           float err.EndColumn    >=  pos.column
   
       /// Draw a line of dashes the same length as the longer string
       let dashes (s1:string) (s2:string) =
           String.concat "" ["\n"; String.replicate (max s1.Length s2.Length) "-";"\n"]
  -        
  +
   
       let private handler (o : DTO.TooltipResult) =
           event |> Option.iter(fun e ->
           tooltip.[0].firstElementChild
  -        |> fun n -> 
  +        |> fun n ->
               if (jq "body /deep/ span.fsharp:hover").length > 0. then
                   let pixpos = pixelPositionFromMouseEvent e ed
                   let bufpos = bufferPositionFromMouseEvent e ed
  -                let err = errorArr |> Array.tryFind (matchError bufpos) 
  +                let err = errorArr |> Array.tryFind (matchError bufpos)
                   let n' = jq'(n)
                   n'.empty() |> ignore
  -                let errTip s = 
  +                let errTip s =
                       if err.IsNone then "" else
                       let err, emsg = err.Value, err.Value.Message
                       String.concat "" [(dashes s emsg);":: Error - ";err.Subcategory;" ::\n"; emsg ]
  
positive.code:                 |> fun n -> n.Replace("\\n", "</br>")
                  |> fun n -> n.Replace("\n" , "</br>")
                  |>  n'.append |> ignore
                  tooltip.css("left"  , pixpos.left + 40.) |> ignore
                  tooltip.css("top"   , e.clientY   + 20.) |> ignore
                  tooltip.fadeTo(300., 60.) |> ignore
          )
  
  
negative.code:         element |> jq'
          |> fun n -> n.mousemove( fun e ->
              let pos = getPosition e editor
              if pos  =
                  lastPosition then () :> obj else
                  clearTimer()
                  lastPosition <- pos
                  timer <- Some ( Globals.setTimeout(( fun _ ->
                      if unbox<obj>(editor.buffer.file) <> null then
                          let path = editor.buffer.file.path
                          event <- Some e
  