unable to open exporttoExcel in new window

[Priya]

i have a widget which has a grid.I m importing inbuilt export functionality of RadControl.on clicking ExportToExcel icon, postBack occurs and my radgrid shows all those columns only that i want to show in exported document,and all the radgrid columns becom disable i.e. its ajaxenable property becomes false..i referred telerik export demo 

[Shinu]

Hello Priya,

The exporting feature of the control work with regular postbacks only. Check the following help documentation which explains how to export ajaxified RadGrid.
Export from Ajaxified Grid.

-Shinu.