// VALIDATION - 2 POSSIBLE ANSWERS --------------------------------------------------------------------------
function validateAnswer(obj)
{
var error = "";

if (obj.quiz[0].checked != true & obj.quiz[1].checked != true)
	{
		error += "Please select an answer." + "\n";
	}
// ERROR -------------------------------
if (error != "")
  { 
    alert(error);
    return (false);
  } else {
    return (true);
  }

}
	
	
	
// VALIDATION - 3 POSSIBLE ANSWERS --------------------------------------------------------------------------
function validateAnswer3pos(obj)
{
var error = "";

if (obj.quiz[0].checked != true & obj.quiz[1].checked != true & obj.quiz[2].checked != true)
	{
		error += "Please select an answer." + "\n";
	}
// ERROR -------------------------------
if (error != "")
  { 
    alert(error);
    return (false);
  } else {
    return (true);
  }

}
	
	
// VALIDATION - 4 POSSIBLE ANSWERS --------------------------------------------------------------------------
function validateAnswer4pos(obj)
{
var error = "";

if (obj.quiz[0].checked != true & obj.quiz[1].checked != true & obj.quiz[2].checked != true & obj.quiz[3].checked != true)
	{
		error += "Please select an answer." + "\n";
	}
	
// ERROR -------------------------------
if (error != "")
  { 
    alert(error);
    return (false);
  } else {
    return (true);
  }

}
	

// VALIDATION - 6 POSSIBLE ANSWERS --------------------------------------------------------------------------
function validateAnswer6pos(obj)
{
var error = "";

if (obj.quiz[0].checked != true & obj.quiz[1].checked != true & obj.quiz[2].checked != true & obj.quiz[3].checked != true & obj.quiz[4].checked != true & obj.quiz[5].checked != true)
	{
		error += "Please select an answer." + "\n";
	}

// ERROR -------------------------------
if (error != "")
  { 
    alert(error);
    return (false);
  } else {
    return (true);
  }

}