<!--    

function check(form)
{
  var message = ""
  var showmsg = "no"
	
	if (get_radio_value(document.form.Q1) == 0)
	{
	  showmsg = "yes";
		message = "Question 1 needs to be answered";
		window.location.hash="anchor_Q1";
	}
	else if (get_radio_value(document.form.Q1) == "F" && document.form.Q1_Other.value == "")
	{
	  showmsg = "yes";
		message = "Question 1 you chose Other, please enter details";
		window.location.hash="anchor_Q1";
	}
	else if (get_radio_value(document.form.Q2) == 0)
	{
	  showmsg = "yes";
		message = "Question 2 needs to be answered";
		window.location.hash="anchor_Q2";
	}
	else if (get_radio_value(document.form.Q2) == "E" && document.form.Q2_Other.value == "")
	{
	  showmsg = "yes";
		message = "Question 2 you chose Other, please enter details";
		window.location.hash="anchor_Q2";
	}
	else if (get_radio_value(document.form.Q3) == 0)
	{
	  showmsg = "yes";
		message = "Question 3 needs to be answered";
		window.location.hash="anchor_Q3";
	}
	else if (get_radio_value(document.form.Q3) == "D" && document.form.Q3_Other.value == "")
	{
	  showmsg = "yes";
		message = "Question 3 you chose Other, please enter details";
		window.location.hash="anchor_Q3";
	}
	
	else if (get_radio_value(document.form.Q4) == 0)
	{
	  showmsg = "yes";
		message = "Question 4 needs to be answered";
		window.location.hash="anchor_Q4";
	}
	else if (get_radio_value(document.form.Q5) == 0)
	{
	  showmsg = "yes";
		message = "Question 5 needs to be answered";
		window.location.hash="anchor_Q5";	
	}
	else if (get_radio_value(document.form.Q5) == "B" && document.form.Q5_Other.value == "")
	{
	  showmsg = "yes";
		message = "Question 5 you selected B, please specify";
		window.location.hash="anchor_Q5";
	}
	else if (document.form.name.value == "")
	{
	  showmsg = "yes";
		message = "Your Name  required";
		window.location.hash="anchor_name";
	}
	else if (!EmailAddr(document.form.email.value))
	{
	  showmsg = "yes";
		message = "Your Email address  required";
		window.location.hash="anchor_email";
	}
	else if (get_radio_value(document.form.extraQuestion) == 0)
	{
	  showmsg = "yes";
		message = "Are you left handed";
		window.location.hash="anchor_extra";	
	}
	
  if (showmsg == "yes")
    alert (message);
  else
    form.submit()
} 


function get_radio_value(radioname)
{
  var rad_val = 0;
	
	for (var i=0; i < radioname.length; i++)
  {
    if (radioname[i].checked)
    {
      rad_val = radioname[i].value;
    }
  }
	
	return rad_val;
}

function EmailAddr(email)
{
  var result = false
  var theStr = new String(email)
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}
   

function Numeric(sText)
{
  
  var ValidChars = "0123456789.";
  var Number = true;
  var Char;

  if (sText != "")
  {
    for (i = 0; i < sText.length && Number == true; i++) 
    { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
      {
        Number = false;
      }
    }
    return Number;
  }
}

 
var browserType;

if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {browserType= "gecko"}
 
//-->