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function processExists pProcess
   // Declare  the variables.
   local tTempValueStorage,tProcesses,tProcessResult
   
   // Back up current settings. (So it doesn't interfere with your app if ever.)
   put the hideConsoleWindows into tTempValueStorage
   
   // Hide the console windows.
   set the hideConsoleWindows to true
   
   // Get the result from Windows' "tasklist" console.
   put shell("tasklist /NH /FO CSV") into tProcesses
   
   // Set default return value.
   put false into tProcessResult
   
   // Check the results.
   set the itemDel to quote
   repeat for each line tProcessLine in tProcesses
      delete char 1 of tProcessLine
      put item 1 of tProcessLine into tProcessLine
      if tProcessLine is pProcess then
         put true into tProcessResult
         exit repeat
      end if
   end repeat
   
   // Return the old value of the hideConsoleWindows property.
   set the hideConsoleWindows to tTempValueStorage
   
   // Output the result.
   return tProcessResult
end processExists

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on mouseUp
   answer processExists("notepad.exe")
end mouseUp