Set Id for Apex insert Tag

How to set Id parameter for Apex insert Tag

I came to an interesting question on community. the above. you might want to check (reply from sforce2009, its me :) ).

http://community.salesforce.com/t5/Visualforce-Development/How-to-set-Id-parameter-for-Apex-insert-Tag/m-p/179534#M23338

Thanks,
Srinivas