how to access maintimeline functions and variables from a nested movieclip in as3

This is the biggest problem for actionscript coders those who migrate from actionscript 2.0 and actionscript 1.0 to actionscript 3.0. In as1,as2 we can access the main timeline functions and variables from a nested movieclips just using _root.varName or _root.functionName, But in as3 we cant access the maintimline variables and functions this way.following is a sample code to access the maintimeline variable and functions from a nested movieclip.


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