function checkEmail( email ) {
    var intAtPosition = email.indexOf("@");
    var intDotPosition = email.indexOf(".", intAtPosition);
    var intSpacePosition = email.indexOf(" ");  
    if ((intAtPosition < 1) || (intAtPosition > intDotPosition) || (intSpacePosition != -1))
        return false;
    else                                    
        return true;
}

function validateForm(form) { //This is the name of the function
 
if (form.Email.value == "") { 
alert("Please enter your friend(s) email address."); 
form.Email.focus( );
return false;
}

if (form.Surname.value == "") { 
alert("Please enter your name.");
form.Surname.focus( );
return false; 
}
 
if (form.Email1.value == "") { 
alert("Please enter your email address."); 
form.Email1.focus( ); 
return false; 
}

if (!checkEmail(form.Email.value)) {
alert("Please enter a valid email address for your friend.");
return false;
}

if (!checkEmail(form.Email1.value)) {
alert("Please enter a valid email address for yourself.");
return false;
}

}

function checkDate(numberToCheck) {
    var number = /^(\d)*/;
    if(number.exec(numberToCheck) && numberToCheck.length == 6)
        return true;
    else
        return false;
}
function checkPhone(numberToCheck) {
    var number = /\d\d\d\-\d\d\d\-\d\d\d\d/;
    if(number.exec(numberToCheck))
        return true;
    else
        return false;
}
function checkTextArea(textsize) {
	document.all.numberofchars.innerHTML = 750-textsize.length;
}
function checkTextArea2(textsize) {
	if(textsize.length > 750) {
		alert('You have exceeded maximum character limits!');
		document.contactDole.note.focus();
	}
}
function validator() {
  var msg="";
  var formFail="0";

  // set formFail
  if  (document.contactDole.upc.value.length > 10) {
      msg += "The UPC should be 10 characters max, no hyphen is needed.\n";
      formFail="1";
  }
  
  if (!(document.contactDole.bestByDate.value == null || document.contactDole.bestByDate.value == "")) {
      if (!checkDate(document.contactDole.bestByDate.value)) {
          msg += "The Best By date code should be 6 characters and contain no dashes (MMDDYY).\n";
          formFail="1";
      } 
  }
  
  if (!(document.contactDole.purchaseDate.value == null || document.contactDole.purchaseDate.value == "")) {
      if (!checkDate(document.contactDole.purchaseDate.value)) {
          msg += "The purchase date should be 6 characters and contain no dashes (MMDDYY).\n";
          formFail="1";
      }
  }
  
  if (!(document.contactDole.occurrenceDate.value == null || document.contactDole.occurrenceDate.value == "")) {
      if (!checkDate(document.contactDole.occurrenceDate.value)) {
          msg += "The occurrence date should be 6 characters and contain no dashes (MMDDYY).\n";
          formFail="1";
      }
  }

  if (!(document.contactDole.homephone.value == null || document.contactDole.homephone.value == "")) {
      if (!checkPhone(document.contactDole.homephone.value)) {
        msg += "Your home phone should include your area code (xxx-xxx-xxxx).\n";
        formFail="1";
      }
  }
  
  if (!(document.contactDole.workphone.value == null || document.contactDole.workphone.value == "")) {
      if (!checkPhone(document.contactDole.workphone.value)) {
        msg += "Your work phone should include your area code (xxx-xxx-xxxx).\n";
        formFail="1";
      }
  }

  if (!checkEmail(document.contactDole.from.value)) {
      msg += "Please enter a valid email address.\n";
      formFail="1";
  }
  
  if (document.contactDole.note.value.length > 750) {
        msg += "Please shorten your message (750 characters max).\n";
        formFail="1";
  }    
    
 // set the focus 
 
  if (document.contactDole.note.value.length > 750)
      document.contactDole.note.focus();
  
  if (!checkEmail(document.contactDole.from.value))
      document.contactDole.from.focus();

  if (!(document.contactDole.workphone.value == null || document.contactDole.workphone.value == "")) {
      if (!checkPhone(document.contactDole.workphone.value))
        document.contactDole.workphone.focus();
  } 
  
  if (!(document.contactDole.homephone.value == null || document.contactDole.homephone.value == "")) {
    if (!checkPhone(document.contactDole.homephone.value))
      document.contactDole.homephone.focus();
  }
      
  if (!(document.contactDole.occurrenceDate.value == null || document.contactDole.occurrenceDate.value == "")) {
    if (!checkDate(document.contactDole.occurrenceDate.value))
      document.contactDole.occurrenceDate.focus();
  }

  if (!(document.contactDole.purchaseDate.value == null || document.contactDole.purchaseDate.value == "")) {
    if (!checkDate(document.contactDole.purchaseDate.value))
      document.contactDole.purchaseDate.focus();
  }
   
  if (!(document.contactDole.bestByDate.value == null || document.contactDole.bestByDate.value == "")) {
    if (!checkDate(document.contactDole.bestByDate.value))
      document.contactDole.bestByDate.focus();
  }
      
  if  (document.contactDole.upc.value.length > 10)
      document.contactDole.upc.focus();
 
  if(formFail=="1") {
      alert(msg);
      return (false);
  } else
      return (true);
}

function validateRating() {
	var radio = document.getElementById('rating').userRank;
	var check = false;
	for(i = 0; i<radio.length ; i++)
	{
		if(radio[i].checked)
			check = true;
	}
	if(check == false)
	{
		alert("Please select a recipe rating");
		return false;
	}
	return true;
}
//-->