function selectAllClicked()
{
    var selectAllCheckBox = document.getElementById("ctl00_indexBody_Wizard2_ctlRegistration_1_main_ctlPayment_selectAllCheckbox");
    var paymentCheckBoxList = document.getElementById("ctl00_indexBody_Wizard2_ctlRegistration_1_main_ctlPayment_paymentCheckBoxList");
    var index;
    if (selectAllCheckBox.checked == true)
    {   
        if (paymentCheckBoxList != null)
            
        //for (index = 0; index < paymentCheckBoxList.cells.length; index++)
        for (index = 0; index < 6; index++)
        {
            document.getElementById("ctl00_indexBody_Wizard2_ctlRegistration_1_main_ctlPayment_paymentCheckBoxList_" + index).checked = true;
            document.getElementById("ctl00_indexBody_Wizard2_ctlRegistration_1_main_ctlPayment_paymentCheckBoxList_" + index).disabled = true;
        }
    }
    else
    {   
        for (index = 0; index < 6; index++)
        {
            document.getElementById("ctl00_indexBody_Wizard2_ctlRegistration_1_main_ctlPayment_paymentCheckBoxList_" + index).checked = false;
            document.getElementById("ctl00_indexBody_Wizard2_ctlRegistration_1_main_ctlPayment_paymentCheckBoxList_" + index).disabled = false;
        }
    }
}

function otherPaymentClicked()
{
    var otherPaymentCheckBox = document.getElementById("ctl00_indexBody_Wizard2_ctlRegistration_1_main_ctlPayment_otherPaymentCheckbox");
    var otherPaymentTextBox = document.getElementById("ctl00_indexBody_Wizard2_ctlRegistration_1_main_ctlPayment_otherPaymentTextBox");
    
    if (otherPaymentCheckBox.checked == true)
        otherPaymentTextBox.disabled = false;
    else
    {
        otherPaymentTextBox.disabled = true;
        otherPaymentTextBox.innerText = "";
    }
}<!--vicweb01-->