function openWin(url) {
  popUpWin = window.open(url,
                         'HelpWin',
                         'titlebar=0,toolbar=0,location=no,top=30,left=340,directories=0,status=0,'+
                         'menubar=no,scrollbars=0,resizable=no,'+
                         'Height=450,Width=420');
}

function openVideo(url) {
  popUpWin = window.open(url,
                         'HelpWin',
                         'titlebar=0,toolbar=0,location=no,top=30,left=340,directories=0,status=0,'+
                         'menubar=no,scrollbars=0,resizable=no,'+
                         'Height=430,Width=760');
}

function BuildMailTo() {
	sFullPath = location.href;
	return "<A href='#' onClick=javascript:openWin('/tell-a-friend.asp?page="+sFullPath+"')>";
}

function IsNumeric(sText) {
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;
 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;   
   }

function check(form) {
	
	// Q1
	myOption = -1;
	for (i=form.q1.length-1; i > -1; i--) {
	if (form.q1[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}	
	
	// Q2
	myOption = -1;
	for (i=form.q2.length-1; i > -1; i--) {
	if (form.q2[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}

	// Q3
	myOption = -1;
	for (i=form.q3.length-1; i > -1; i--) {
	if (form.q3[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}	

	// Q4
	myOption = -1;
	for (i=form.q4.length-1; i > -1; i--) {
	if (form.q4[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}	
	
	// Q5
	myOption = -1;
	for (i=form.q5.length-1; i > -1; i--) {
	if (form.q5[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}	
	
	// Q6
	myOption = -1;
	for (i=form.q6.length-1; i > -1; i--) {
	if (form.q6[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}	
	
	// Q7
	myOption = -1;
	for (i=form.q7.length-1; i > -1; i--) {
	if (form.q7[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}	
	
	// Q8
	myOption = -1;
	for (i=form.q8.length-1; i > -1; i--) {
	if (form.q8[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}	
	
	// Q9
	myOption = -1;
	for (i=form.q9.length-1; i > -1; i--) {
	if (form.q9[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}	
	
	// Q10
	myOption = -1;
	for (i=form.q10.length-1; i > -1; i--) {
	if (form.q10[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}	
	
	// Q11
	myOption = -1;
	for (i=form.q11.length-1; i > -1; i--) {
	if (form.q11[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}	

	// Q12
	myOption = -1;
	for (i=form.q12.length-1; i > -1; i--) {
	if (form.q12[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}
	
	// Q13
	myOption = -1;
	for (i=form.q13.length-1; i > -1; i--) {
	if (form.q13[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}
	
	// Q14
	myOption = -1;
	for (i=form.q14.length-1; i > -1; i--) {
	if (form.q14[i].checked) {
	myOption = i; i = -1;
	}
	}
	if (myOption == -1) {
	alert("You must complete all survey questions");
	return false;
	}

	if (form.firstName.value == "") 
	{
		alert("Please enter your first name.")
		form.firstName.focus();
		return;
	}
	
	if (form.lastName.value == "") 
	{
		alert("Please enter your last name.")
		form.lastName.focus();
		return;
	}

	if (form.email.value == "") 
	{
		alert("Please enter your email address.")
		form.email.focus();
		return;
	}	

	var stremail=form.email.value
	var emailchar=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
	if (!emailchar.test(stremail)) {

	alert("Please enter a valid email address.");
	form.email.focus();
	return
	}

	else
	{
		form.submit();
	}
}