function SetUniqueRadioButton(nameregex, current)
{
   re = new RegExp(nameregex);
   for(i = 0; i < document.forms[0].elements.length; i++)
   {
      elm = document.forms[0].elements[i]
      if (elm.type == 'radio')
      {
         if (re.test(elm.name))
         {
            elm.checked = false;
         }
      }
   }
   current.checked = true;
   
   var seminar = current.value.split('|');
   var seminarLocation = document.getElementById("<%= hfSeminarLocation.ClientID %>");
   var seminarDateTime = document.getElementById("<%= hfSeminarDateTime.ClientID %>");
   var seminarSelected = document.getElementById("<%= hfSeminarSelected.ClientID %>");
   
   seminarLocation.value = seminar[0];
   seminarDateTime.value = seminar[1];
   seminarSelected.value = 1;
}

function validateDateSelected()
{
   var isSelected = false;
   re = new RegExp("rptSeminars.*seminars");
   for(i = 0; i < document.forms[0].elements.length; i++)
   {
      elm = document.forms[0].elements[i]
      if (elm.type == 'radio')
      {
         if (re.test(elm.name))
         {
            if(elm.checked)
            {
                isSelected = true;
            }
         }
      }
   }
    return isSelected;
}