dynamic annotation

[N Dhanasekar]

hi to all
   
  i am trying to generate online map as per user requirement, so i want put a dynamic annotation layer on map. i am using php_mapscript4.2, any one can help me how to add a dynamic annotation layer or change the text string in my annotation layer dynamically
   
  my .map contain a annotation layer like this
  LAYER
  NAME "NICHEAD2"
  STATUS ON
  TRANSFORM FALSE
  TYPE ANNOTATION
      FEATURE
     # POINTS 0.045164250 0.030654
     POINTS 300 50
          END
  END
  CLASS
   TEXT "Severe Mal-Nourished Children"
    LABEL
      TYPE TRUETYPE
      FONT arial-bold
      SIZE 15
      ANTIALIAS TRUE
            COLOR 255 204 0
     POSITION UR
      FORCE TRUE
    END
  END
END
   
  i want to chage the text dynamically
  thanks
   
  nds
   

		
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