// inhalte ersetzen

function str_replace(search, replace, subject) {
	var result = "";
	var oldi   = 0;

	for(i = subject.indexOf(search); i > -1; i = subject.indexOf(search, i)) {
		result += subject.substring(oldi, i);
		result += replace;

		i += search.length;

		oldi = i;
	}

	return result + subject.substring(oldi, subject.length);
}

// zahlen formatieren

function number_format(number, decimals, dec_point, thousands_sep) {
	var exponent  = "";
	var numberstr = number.toString();
	var eindex    = numberstr.indexOf("e");

	if (eindex > -1) {
		exponent = numberstr.substring (eindex);
		number   = parseFloat (numberstr.substring (0, eindex));
	}

	if (decimals != null) {
		var temp = Math.pow (10, decimals);
		number   = Math.round (number * temp) / temp;
	}

	var sign    = number < 0 ? "-" : "";
	var integer = (number > 0 ? 

	Math.floor (number) : Math.abs (Math.ceil (number))).toString ();

	var fractional = number.toString ().substring (integer.length + sign.length);

	dec_point  = dec_point != null ? dec_point : ".";
	fractional = decimals != null && decimals > 0 || fractional.length > 1 ? (dec_point + fractional.substring (1)) : "";

	if (decimals != null && decimals > 0) {
		for (i = fractional.length - 1, z = decimals; i < z; ++i) {
			fractional += "0";
		}
	}

	thousands_sep = (thousands_sep != dec_point || fractional.length == 0) ? thousands_sep : null;

	if (thousands_sep != null && thousands_sep != "") {
		for (i = integer.length - 3; i > 0; i -= 3) {
			integer = integer.substring (0 , i) + thousands_sep + integer.substring (i);
		}
	}

	return sign + integer + fractional + exponent;
}