function validate_mail(fieldname) {
	var text = fieldname.value;
	var email_test = /^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$)|(@\[?((25[0-5]\.|2[0-4][0-9]\.|1[0-9]{2}\.|[0-9]{1,2}\.))((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){2}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\]?$)/i

	if (!email_test.test(text)) {
		return false;
	} else {
		return true;
	}
}

function validate_upload() {
	var x = document.getElementById('img');
	var y = document.getElementById('submit_button');
	var z = document.getElementById('loading');
	if (x.value=='') {
		alert("IMAGINE: Selectati fisierul intai");
		ok=false;
	} else {
		y.disabled = "disabled";
		z.style.visibility = "visible";
		ok=true;
	}
	return ok;
}

function validate_contact() {
	var x = document.getElementById('edit-name2');
	var y = document.getElementById('edit-mesaj');
	var z = document.getElementById('edit-tel');
	var em = document.getElementById('edit-mail2');
	var ok = true;
	var err = '';
	if (x.value=='') {
		err += "NUME: Va rugam specificati!\r\n";
		ok=false;
	}
	if (!validate_mail(em) || em.value=='') {
		err += "E-MAIL: Va rugam specificati!\r\n";
		ok=false;
	}
	if (y.value.length<10) {
		err += "MESAJ: Minim 10 caractere!\r\n";
		ok=false;
	}
	if (err!=='') {alert(err);}
	return ok;
}

function show_hidden(textfield) {
	var x=document.getElementById(textfield);
	if (x.className=='hidden-block') {
		x.className = 'visible-block';
	} else {
		x.className = 'hidden-block';
	}
}

function set_cookie(name, value, expiredays) {
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays); //set cookie valability
	document.cookie=name+"="+escape(value)+";expires="+exdate.toUTCString();
}

function set_language(lang) {
	set_cookie('lang', lang, 30);
}