Urgent: Adding Multiple Filter Fields in Backgrid ServerSide Filter

[ramsunvtech]

I would like to add two checkboxes with Search text boxes as a filter through Backgrid. is there any option is exist or any API is exist or we have append through jQuery after search filter textbox ?

or How to extend the Backgrid.Extension.ServerSideFilter?

[Pleochism]

https://gist.github.com/martindrapeau/9812237