function changeHeading(heading)
{
  image_top = "/images/heading.php?" + Math.floor(Math.random()*11);
  document.heading_top.src = image_top;
}

function popUp(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=720,height=450');");
}


function getCheckedValue(radioObj) {
	if(!radioObj)
		return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked)
			return radioObj.value;
		else
			return "";
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}

function calc_total()
{

  
  if (getCheckedValue(document.forms['register'].elements['service']) == "b")
  {
    if (getCheckedValue(document.forms['register'].elements['duration']) == "3")
      cost = "$66"
    if (getCheckedValue(document.forms['register'].elements['duration']) == "6")
      cost = "$110"
    if (getCheckedValue(document.forms['register'].elements['duration']) == "12")
      cost = "$220"
  }
  else if (getCheckedValue(document.forms['register'].elements['service']) == "s")
  {
    if (getCheckedValue(document.forms['register'].elements['duration']) == "3")
      cost = "$165"
    if (getCheckedValue(document.forms['register'].elements['duration']) == "6")
      cost = "$275"
    if (getCheckedValue(document.forms['register'].elements['duration']) == "12")
      cost = "$550"
  }
  else if (getCheckedValue(document.forms['register'].elements['service']) == "pr")
  {
    if (getCheckedValue(document.forms['register'].elements['duration']) == "3")
      cost = "$330"
    if (getCheckedValue(document.forms['register'].elements['duration']) == "6")
      cost = "$550"
    if (getCheckedValue(document.forms['register'].elements['duration']) == "12")
      cost = "$1100"
  }
  else if (getCheckedValue(document.forms['register'].elements['service']) == "pl")
  {
    if (getCheckedValue(document.forms['register'].elements['duration']) == "3")
      cost = "$660"
    if (getCheckedValue(document.forms['register'].elements['duration']) == "6")
      cost = "$1100"
    if (getCheckedValue(document.forms['register'].elements['duration']) == "12")
      cost = "$2200"
  }
  else if (getCheckedValue(document.forms['register'].elements['service']) == "g")
  {
    if (getCheckedValue(document.forms['register'].elements['duration']) == "3")
      cost = "$1320"
    if (getCheckedValue(document.forms['register'].elements['duration']) == "6")
      cost = "$2200"
    if (getCheckedValue(document.forms['register'].elements['duration']) == "12")
      cost = "$4400"
  }
  else
  {
    cost = "unknown"
  }

  document.register.total.value = cost;
}

function checkRegisterValues()
{
  var errmsg = "";
  var warnmsg = "";
  var ret = true;

  // check fields..
  if (document.register.title.value == "" || document.register.first.value == "" || document.register.last.value == "" || document.register.address1.value == "" || document.register.location.value == "" || document.register.state.value == "" || document.register.postcode.value == "" || document.register.phone.value == "" || document.register.fax.value == "" || document.register.email.value == "" || document.register.business_name.value == "" || document.register.business_abn.value == "" || document.register.business_url.value == "" || document.register.business_location.value == "" || document.register.business_desc.value == ""
     )
    errmsg = "All fields must be filled in.\n"; 

  if (errmsg != "")				// There has been an error message set..
  {
    alert(errmsg);
    return false;
  }
}

function checkFreeregValues()
{
  var errmsg = "";
  var warnmsg = "";
  var ret = true;

  // check fields..
  if (document.freereg.title.value == "" || document.freereg.first.value == "" || document.freereg.last.value == "" || document.freereg.address1.value == "" || document.freereg.location.value == "" || document.freereg.state.value == "" || document.freereg.postcode.value == "" || document.freereg.phone.value == "" || document.freereg.fax.value == "" || document.freereg.email.value == "" || document.freereg.business_name.value == "" || document.freereg.business_abn.value == "" || document.freereg.business_url.value == "" || document.freereg.business_location.value == "" || document.freereg.business_desc.value == ""
     )
    errmsg = "All fields must be filled in.\n"; 

  if (errmsg != "")				// There has been an error message set..
  {
    alert(errmsg);
    return false;
  }
}