function trim(s)
{
  return s.replace(/^\s+|\s+$/, '');
} 

function validateEmail(fld) {
    var error="";
    var tfld = trim(fld.value);                        // value of field with whitespace trimmed off
    var emailFilter = /^[^@]+@[^@.]+\.[^@]*\w\w$/ ;
    var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/ ;
    
    if (fld.value == "") {
        return false;
       // error = "You didn't enter an email address.\n";
    } else if (!emailFilter.test(tfld)) {              //test email for illegal characters
        return false;
        //error = "Please enter a valid email address.\n";
    } else if (fld.value.match(illegalChars)) {
       return false;
        //error = "The email address contains illegal characters.\n";
    } else {
        return true;
    }
    
}


function validatePhone(fld) {
    var error = "";
    var stripped = fld.value.replace(/[\(\)\.\-\ ]/g, '');     

   if (fld.value == "") {
        //error = "You didn't enter a phone number.\n";
       return false;
    } else if (isNaN(parseInt(stripped))) {
       // error = "The phone number contains illegal characters.\n";
        return false;
    } else if (!(stripped.length == 3)) {
        //error = "The phone number is the wrong length. Make sure you included an area code.\n";
        return false;
    } 
	else{
		return true;
		}
    
}

function validatePhone2(fld) {
    var error = "";
    var stripped = fld.value.replace(/[\(\)\.\-\ ]/g, '');     

   if (fld.value == "") {
        //error = "You didn't enter a phone number.\n";
       return false;
    } else if (isNaN(parseInt(stripped))) {
       // error = "The phone number contains illegal characters.\n";
        return false;
    } else if (!(stripped.length ==4)) {
        //error = "The phone number is the wrong length. Make sure you included an area code.\n";
        return false;
    } 
	else{
		return true;
		}
    
}

function validateEmpty(fld) {
    var error = "";
  
    if (fld.value.length == 0) {
       // fld.style.background = 'Yellow'; 
        return false;
    } else {
        return true;
    }
     
}