protected void btnRemove_Click(object sender, EventArgs e) {
CheckBox chkSelected = null;
HiddenField hdnUserId = null;
foreach (GridViewRow dgItem in gvUsers.Rows) {
hdnUserId = (HiddenField)dgItem.FindControl("hdnUserId");
if (hdnUserId != null) {
chkSelected = (CheckBox)dgItem.FindControl("chkSelected");
Guid guidUsrID = new Guid(hdnUserId.Value);
ExtendedUserData exUsr = new ExtendedUserData(guidUsrID);
if (chkSelected.Checked) {
exUsr.RemoveFromSite(guidSiteID);
}
}
}
Response.Redirect(SiteData.CurrentScriptName + "?id=" + guidSiteID.ToString());
}