function rand(min, max)
{
	var range = max - min + 1;
	if(range > 0)
	{
		if(Math.random)
			return (Math.ceil(range * Math.random()) + min) - 1;
		else
			return max;
	}
	else
		return "undefined";
}

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;
}

function ucfirst(param)
{
	return param.substr(0,1).toUpperCase() + param.substr(1, param.length);
}

function priceToNumber(price)
{
	if(!price)
		return false;

	var exp = /^[0-9.,]*$/;

	if(!price.match(exp))
		return false;

	exp = /^(.*)[.|,](\d*)$/;

	exp.exec(price);

	if(!RegExp.$1 && !RegExp.$2)
		var number = price * 100;
	else
	{
		var regexp2 = RegExp.$2;
		var number = RegExp.$1.replace(/[.|,]/, '');

		var end = '0.' + regexp2;
		end = number_format(end, 2);
		end = end.substr(2);

		number += end;
	}

	return parseInt(number);
}