function getLabelForId(id) {
    var label, labels = document.getElementsByTagName('label');
    for (var i = 0; (label = labels[i]); i++) {
        if (label.htmlFor == id) {
            return label;
        }
    }
    return false;
}
function checkEmail() {
    var emailad = document.getElementById('emailad');
    var label = getLabelForId('emailad');
    if (emailad.value.indexOf('@') == -1 || emailad == '') { // Naive check for non empty string with @ sign
        label.className = 'problem';
    } else {
        label.className = 'completed';
    }
}
function checkEmailRegistration() {
    var email = document.getElementById('email');
    var label = getLabelForId('email');
    if (email.value.indexOf('@') == -1 || email == '') { // Naive check for non empty string with @ sign
        label.className = 'problem';
    } else {
        label.className = 'completed';
    }
}
function checkPhone() {
    var phone = document.getElementById('phone');
    var label = getLabelForId('phone');
    var digits = phone.value.replace(/[^0-9]/ig, '');
    if (!digits) {
        label.className = ''; 
        phone.value = ''; 
        return;
    }
	// checks if it is number
	if (isNaN(digits)){
        label.className = 'problem';
        phone.value = digits;
	  
    } else {
     	phone.value = digits;
        label.className = 'completed';
    }
  /*  if (digits.length == 10) {
        phone.value = '(' + digits.substring(0, 3) + ') ' + 
            digits.substring(3, 6) + '-' + 
            digits.substring(6, 10);
        label.className = 'completed';
    } else {
        label.className = 'problem';
        phone.value = digits;
    }*/
}
function checkRequired(id) {
    var formfield = document.getElementById(id);	
    var label = getLabelForId(id);
	//document.write(formfield.value);
    if (formfield.value.length == 0) {
	//	document.write(formfield.value.length);
        label.className = 'problem';
    } else {
		//document.write(formfield.value.length);
        label.className = 'completed';
    }
}
function checkCountry() {
   	var country1 = document.getElementById('country1');
    var label = getLabelForId('country1');
	//	document.write(country1.value.length);
    if (country1.selectedIndex == 0) {
	//	document.write(formfield.value.length);
        label.className = 'problem';
    } else {
	//	document.write(formfield.value.length);
        label.className = 'completed';
    }
}
function checkAdresses() {
   	var multiaddress = document.getElementById('multiaddress');
    var label = getLabelForId('multiaddress');
	//	document.write(country1.value.length);
    if (multiaddress.selectedIndex == 0) {
	//	document.write(formfield.value.length);
        label.className = 'problem';
    } else {
	//	document.write(formfield.value.length);
        label.className = 'completed';
    }
}
function checkNewsletter() {
   	var newsletter = document.getElementById('newsletter');
    var label = getLabelForId('newsletter');
	//document.write(formfield.value);
    if (newsletter.value == 0) {
	//	document.write(formfield.value.length);
        label.className = 'problem';
    } else {
		//document.write(formfield.value.length);
        label.className = 'completed';
    }
}
addEvent(window, 'load', function() {
    var input;
    var inputs = document.getElementsByTagName('input');
    for (var i = 0; (input = inputs[i]); i++) {
        addEvent(input, 'focus', oninputfocus);
        addEvent(input, 'blur', oninputblur);
    }
    var textareas = document.getElementsByTagName('textarea');
    for (var i = 0; (textarea = textareas[i]); i++) {
        addEvent(textarea, 'focus', oninputfocus);
        addEvent(textarea, 'blur', oninputblur);
    }
});
function oninputfocus(e) {
    /* Cookie-cutter code to find the source of the event */
    if (typeof e == 'undefined') {
        var e = window.event;
    }
    var source;
    if (typeof e.target != 'undefined') {
        source = e.target;
    } else if (typeof e.srcElement != 'undefined') {
        source = e.srcElement;
    } else {
        return;
    }
    /* End cookie-cutter code */
    source.style.border='1px solid #000';
}
function oninputblur(e) {
    /* Cookie-cutter code to find the source of the event */
    if (typeof e == 'undefined') {
        var e = window.event;
    }
    var source;
    if (typeof e.target != 'undefined') {
        source = e.target;
    } else if (typeof e.srcElement != 'undefined') {
        source = e.srcElement;
    } else {
        return;
    }
    /* End cookie-cutter code */
    source.style.border='1px solid #ccc';
}
function addEvent(obj, evType, fn){
    if (obj.addEventListener){
        obj.addEventListener(evType, fn, true);
        return true;
    } else if (obj.attachEvent){
        var r = obj.attachEvent("on"+evType, fn);
        return r;
    } else {
        return false;
    }
}