<asp:HiddenField ID="IsSelected" runat="server" />
window. Onload = function()
{
var IsSelected= Dom.get("FieldControl_emails_0_IsSelected");
if((IsSelected !='undefined'))
IsSelected.value='True'
var isBlankRadioButton = Dom.get("IsBlankRadioButton");
var isNotBlankRadioButton = Dom.get("IsNotBlankRadioButton");
if(isBlankRadioButton !='undefined' || isBlankRadioButton. Checked ||(isNotBlankRadioButton != 'undefined' || isNotBlankRadioButton. Checked))
};
Can anyone help me out to resolve the issue