Rendering Options for Report Specific

Hi,

I want to Set Rendering Extension Report based,

Example

Report 1 should have the rendering options of EXCEL and PDF.

Report 2 should have the rendering extension of EXCL only.

I referred below link for change the rendering extension.

http://ift.tt/1lSjNP3 

but its for all the reports format.

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GVRSPK VENI