private bool UnAssignUserRoleAndMenu()
{
GridViewRow row = gvDisplayUserInfo.SelectedRow;
objRole = new Role();
objRoleBiz = new RoleBiz();
objRole.UserId = Convert.ToInt16(gvDisplayUserInfo.DataKeys[row.RowIndex].Values[0].ToString());
objRole.RoleId = Convert.ToByte(ddlUserRoleList.SelectedValue);
objRole.UpdatedBy = Convert.ToInt16(Session["UserId"].ToString());
objRoleBiz.UnAssignUserRoleAndMenu(objRole);
return(true);
}