I want to send two Id when I click on linkbutton on client side how to concat this two Id I will show my code
<script type="text/javascript">
function pageOpen() {
var RevisionId = document.getElementById('hdnRevisionId').value;
var ContractId = document.getElementById('ContractId').value;
window.open("ManageClientContracts.aspx?RevisionId=" + RevisionId)
}
</script>
<asp:HiddenField runat="server" ID="hdnRevisionId" Value='<%#Bind("RevisionID") %>'
<asp:HiddenField runat="server" ID="hdnContractId" Value='<%#Bind("ContractId") %>'
<asp:LinkButton ID="lnkSelect" runat="server" Text="Select" OnClientClick="pageOpen();">
</asp:LinkButton>
please give me solution