[antlr-interest] problem to run antlr 2.7.6

[=?gb2312?q?=CB=EF=BC=CD=B8=D5=20Jigang=20(Robert)=20Sun?=]

I enter a command:
  d: java -cp d:\antlr276\antlr.jar antlr.tool p.g 
   
  error message:
  Exception in thread "main" java.lang.NoClassDefFonudError:antlr/tool
   
  Could anyone tell me the reason?
   
  Cheer.
   
  Jigang

		
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