function GetPhoneNum()
{
    document.aspnetForm._ctl0_MainContent_UpdateAccount1_txtPhoneNum.value = document.aspnetForm._ctl0_MainContent_UpdateAccount1_txtPhoneNum1.value +
    document.aspnetForm._ctl0_MainContent_UpdateAccount1_txtPhoneNum2.value + document.aspnetForm._ctl0_MainContent_UpdateAccount1_txtPhoneNum3.value;
}

function show() {
  document.getElementById('disablingLayer').style.display='block';
  document.getElementById('dialog1').style.display='block';
}

function hide() {
  document.getElementById('dialog1').style.display='none';
  document.getElementById('disablingLayer').style.display='none';
}

function switchImage(imgID, action) 
{
    var imgObj = document.getElementById(imgID);
    if (action=='on')
        imgObj.src = imgObj.src.replace('_off.', '_' + action + '.');
    else 
        imgObj.src = imgObj.src.replace('_on.', '_' + action + '.');
        
    return true;
}