sending Parameters in reportings
                            
                         
                        
                     
                 
                
                    hai 2 all
i have created 2 reports in ssrs .
1st report is select * from Categories
fileds
categoryid ----categoryname ---categorydiscrption
2nd report is select * from products where fkey_Categoriesid=Categryid
now my question is
 how to pass the perameters from one report to another and how to use that perameters
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if we onclick at categoryname..then in the subreport the related products of that category hav to display..how to do that.?