function isEmailAddr(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 validRequired(formField,fieldLabel)
{
  var result = true;
  if (formField.value == "")
  {
    alert('Please enter a value for the "' + fieldLabel +'" field.');
    formField.focus();
    result = false;
  }
  return result;
}

function fixPhone(fld,fieldLabel,required,defaultAreaCode,sep)
{ // tenacious phone # correction 
	var result = true;
	if (required && !validRequired(fld,fieldLabel))
	{
		fld.focus();
    	return false;	
  	}
  //if(!fld.value.length) return true; // blank fields are the domain of requireValue 
  if(typeof(sep) == 'undefined') sep = '-';
  if(typeof(defaultAreaCode) != 'undefined') defaultAreaCode = defaultAreaCode + sep;
  //var v = fld.value;
  var val = fld.value.replace(/\D/g,'');
  if(val.length == 7)
  {
    fld.value = defaultAreaCode + val.substring(0,3) + sep + val.substring(3,20);
    //return true;
	result = true;
  }
  if(val.length == 10)
  {
    fld.value = val.substring(0,3) + sep + val.substring(3,6) + sep + val.substring(6,20);
    //return true;
	result = true;
  }
  if(val.length < 7)
  {
    alert('The phone number you supplied for the "' + fld.name + '" field either was too short or had letter\(s\).');
	fld.focus();
    result = false;
  }
  if(val.length > 10)
  {
    alert('The phone number you supplied for the "' + fld.name + '" field was too long.');
	fld.focus();
    result = false;
  }
/*  if( v.length != val.length )
  {	
  	alert('The phone number you supplied for the "' + fld.name + '" field was wrong.');
	fld.focus();
  	return false;	
  }
 */
  return result;
}

function validEmail(formField,fieldLabel,required)
{
  var result = true;
  
  if (required && !validRequired(formField,fieldLabel))
    result = false;

  if (result && ((formField.value.length < 3) || !isEmailAddr(formField.value)) )
  {
    alert("Please enter a complete email address in the form: yourname@yourdomain.com");
    formField.focus();
    result = false;
  }
 
  return result;
}

function validNum(formField,fieldLabel,required)
{
  var result = true;
  var d = new Date()
  var curr_year = d.getFullYear()
  
  if (required && !validRequired(formField,fieldLabel))
    result = false;
  
   if (result)
   {
     var num = parseInt(formField.value,10);
     if (isNaN(num))
     {
     	alert('Please enter a number for the "' + fieldLabel +'" field.');
      	formField.focus();    
      	result = false;
     }
     if (num <= 1900 || num >= curr_year) 
     {
    	alert('Please enter a number between 1900 and ' + curr_year + ' for "' + fieldLabel +'" field.');
		formField.focus();
      	result = false;
     }
   } 
   return result;
}

function validDate(formField,fieldLabel,required)
{
  var result = true;

  if (required && !validRequired(formField,fieldLabel))
    result = false;
  
   if (result)
   {
     var elems = formField.value.split("/");
     
     result = (elems.length == 3); // should be three components
     
     if (result)
     {
       var month = parseInt(elems[0],10);
       var day = parseInt(elems[1],10);
       var year = parseInt(elems[2],10);
       result = !isNaN(month) && (month > 0) && (month < 13) &&
            !isNaN(day) && (day > 0) && (day < 32) &&
            !isNaN(year) && (elems[2].length == 4);
     }
     
     if (!result)
     {
       alert('Please enter a date in the format MM/DD/YYYY for the "' + fieldLabel +'" field.');
       formField.focus();    
     }
  } 
  
  return result;
}

function validateForm(theForm)
{
	// Customize these calls for your form

	if (!validRequired(theForm.Name,"Name",true))
		return false;
	
	if(!(	theForm.NameYN[0].checked || 
		theForm.NameYN[1].checked)
		) 
	{
		alert('Please select an option stating if you would like to make "Name" available online.');
		theForm.NameYN[0].focus();
		return false; 
	} 

	if (!validRequired(theForm.Address,"Address",true))
		return false;
	
	if(!(	theForm.AddressYN[0].checked || 
		theForm.AddressYN[1].checked)
		) 
	{
		alert('Please select an option stating if you would like to make "Address" available online.');
		theForm.AddressYN[1].focus();
		return false; 
	}
	
	if (!validRequired(theForm.Address2,"Address Line 2",true))
		return false;

	if (!validRequired(theForm.Address3,"Address Line 3",true))
		return false;
/*
	if (!validRequired(theForm.Phone,"Phone Number",true))
		return false;
*/	
	if (!fixPhone(theForm.Phone,"Phone",true,'336'))
		return false;
	
	if(!(	theForm.PhoneYN[0].checked || 
			theForm.PhoneYN[1].checked)
		) 
	{
		alert('Please select an option stating if you would like to make "Phone" available online.');
		theForm.PhoneYN[1].focus();
		return false; 
	}
	
	if (!validEmail(theForm.Email,"Email",true))
		return false;
	if(!(	theForm.EmailYN[0].checked || 
			theForm.EmailYN[1].checked)
		) 
	{
		alert('Please select an option stating if you would like to make "Email" available online.');
		theForm.EmailYN[0].focus();
		return false; 
	} 

	if (!validNum(theForm.GraduationYear,"Graduation Year",true))
		return false;
	if(!(	theForm.GraduationYearYN[0].checked || 
			theForm.GraduationYearYN[1].checked)
		) 
	{
		alert('Please select an option stating if you would like to make "Graduation Year" available online.');
		return false; 
	} 
	
	if (!validRequired(theForm.Major,"Major",true))
		return false;
	if(!(	theForm.MajorYN[0].checked || 
			theForm.MajorYN[1].checked)
		) 
	{
		alert('Please select an option stating if you would like to make "Major" available online.');
		theForm.MajorYN[0].focus();
		return false; 
	} else {
		return true;
	} 
		
/*
	if (!validRequired(theForm.town_city,"Town/City",true))
	return false;

	if (!validRequired(theForm.postcode,"Postcode",true))
	return false;
*/

} 

/*
function fixPhone(fld,defaultAreaCode,sep)
{ // tenacious phone # correction 
  if(!fld.value.length) return false; // blank fields are the domain of requireValue 
  if(typeof(sep) == 'undefined') sep= '-';
  if(typeof(defaultAreaCode) != 'undefined') defaultAreaCode= defaultAreaCode + sep;
  
  var val= fld.value.replace(/\D/g,'');
  if(val.length == 7)
  {
    fld.value = defaultAreaCode + val.substring(0,3) + sep + val.substring(3,20);
    //return true;
  }
  if(val.length == 10)
  {
    fld.value = val.substring(0,3) + sep + val.substring(3,6) + sep + val.substring(6,20);
    //return true;
  }
  if(val.length < 7)
  {
    alert('The phone number you supplied for the ' + fld.name + ' field was too short.');
    fld.focus(); 
    return false;
  }
  if(val.length > 10)
  {
    alert('The phone number you supplied for the ' + fld.name + ' field was too long.');
    fld.focus(); 
    return false;
  }
  alert('The phone number you supplied for the ' + fld.name + ' field was wrong.');
  return false;
}
*/

/*
	if (!fixPhone(theForm.Phone,"336","-"))
		return false;
*/