function $(element) {
	if (arguments.length > 1) {
		for (var i = 0, elements = [], length = arguments.length; i < length; i++)
			elements.push($(arguments[i]));
		return(elements);
	}
	if (typeof element == 'string')
		element = document.getElementById(element);
		return(element);
	}

function postData(f) {
	var form = $(f); // no need for this
	// empty or filled with spaces
	if ((!$('nume').value) || /^(?=[\s]+|$)/.test($('nume').value))
		alert("Va rugam sa completati numele dumneavoastra.");
	else if (((!$('telefon').value) || /^(?=[\s]+|$)/.test($('telefon').value)) && ((!$('email').value) || /^(?=[\s]+|$)/.test($('email').value)))
		alert("Va rugam sa completati numarul de telefon sau email-ul dumneavoastra.");
	else
		return true;
	return false;
}