// JavaScript Document
function validateEmpty(fld) {
    var error = "";
  
    if (fld.value.length == 0) {
        fld.style.background = '#ffede5';
		fld.style.border = '1px solid #ff4e00';
		if (fld.name == "rf_fname") {
        error = "Your First name is required.\n";
		} else if (fld.name == "rf_lname") {
        error = "Your Last name is required.\n";
		} else if (fld.name == "rf_org_name") {
        error = "The Name of your Organization is required.\n";
		} else if (fld.name == "rf_f_fname") {
        error = "Your friend's First name is required.\n";
		} else if (fld.name == "rf_f_lname") {
        error = "Your friend's Last name is required.\n";
		} else {
		error = "Some Required Fields are missing.\n";	
		}
		
    } else {
        fld.style.background = 'White';
		fld.style.border = '1px solid #348ffd';
    }
    return error;   
}


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 == "") {
        fld.style.background = '#ffede5';
		fld.style.border = '1px solid #ff4e00';
		if (fld.name == "rf_email"){
        error = "Your email address is required.\n";}
		else if (fld.name == "rf_f_email"){
        error = "Your friend's email address is required.\n";}
    } else if (!emailFilter.test(tfld)) {              //test email for illegal characters
        fld.style.background = '#ffede5';
		fld.style.border = '1px solid #ff4e00';
        error = "Please enter a valid email address.\n";
    } else if (fld.value.match(illegalChars)) {
        fld.style.background = '#ffede5';
		fld.style.border = '1px solid #ff4e00';
        error = "The email address contains illegal characters.\n";
    } else {
        fld.style.background = 'White';
		fld.style.border = '1px solid #348ffd';
    }
    return error;
}

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

   if (fld.value !== ""){
   if (fld.value !== fldx.value) {
        error = "The email address fields do not match each other.\n";
        fld.style.background = '#ffede5';
		fld.style.border = '1px solid #ff4e00';
		fldx.style.background = '#ffede5';
		fldx.style.border = '1px solid #ff4e00';
    } else {
        fld.style.background = 'White';
		fld.style.border = '1px solid #348ffd';
        fldx.style.background = 'White';
		fldx.style.border = '1px solid #348ffd';
	}
   }
   return error;
}