Here is one way:
   
  plot(100 * ((c - selectedvalue(c))/c), "", 
  colorred);
   
  
  ----- Original Message ----- 
  
  
  Sent: Saturday, April 28, 2007 6:46 
  AM
  Subject: [amibroker] Y axis as % of current 
  value
 
  
> 
  Hi Guys,
> 
> Is there any way I can change the Y axis scale to 
  show percentage +-
> variation from the current or selected bar.
> 
  
> Failing that, create a chart and draw some horizontal lines 
  (similar
> to fibonacci drawing tool style) on the chart showing 
  percentage +-
> variation from the current or selected bar.
> 
  
> Possibly dividing the visible chart Y scale price value rang into 
  five
> percentage values.
> 
> Regards
> Peter
> 
  
> 
> 
> 
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