/**
2 * formattaValuta | jQuery's Plugin
3 * @ Version: 1.0
4 * @ Author: Lorenzo Nicoletti
5 *
6 * Formatta una valuta
7 */
jQuery.formattaValuta = function(num, sep_migliaia, sep_centesimi)
{
	if(isNaN(num))
	{
	    num = "0";
	}
	sign = (num == (num = Math.abs(num)));
	num = Math.floor(num*100+0.50000000001);
	cents = num%100;
	num = Math.floor(num/100).toString();
	if(cents<10)
	{
	    cents = "0" + cents;
	}
	for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
	{
	    num = num.substring(0,num.length-(4*i+3)) + sep_migliaia + num.substring(num.length-(4*i+3));
	}
	return (((sign)?'':'-') + num + sep_centesimi + cents);
}