[iNils]

Измерь

trims = function (str, symbol) {
	symbol = symbol ? symbol : ' ';
	var array = str.split (symbol);
	var sstr = array.shift ();
	var estr = array.pop ();
	while (estr == "") {
		estr = array.pop ();
	}
	while (sstr == "") {
		sstr = array.shift ();
	}
	var tmp = estr && sstr ? symbol : '';
	if (array.length) {
		tmp = symbol + array.join (symbol) + symbol;
		return sstr + tmp + estr;
	}
	return sstr + tmp + (estr ? estr : '');
};