function replaceAll( str, from, to ) {
    var idx = str.indexOf( from );


    while ( idx > -1 ) {
        str = str.replace( from, to ); 
        idx = str.indexOf( from );
    }

    return str;
}

function formatCurrency(num, sepMilhar, sepDecimal, charMoeda) 
{
	num = num.toString().replace(/\$|\,/g,'');
	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))+ sepMilhar +num.substring(num.length-(4*i+3));
	}
	return (((sign)?'':'-') + charMoeda + num + sepDecimal + cents);
}

function formataDinheiro(valor, pais){

	switch(pais)
	{
		case 3:
			return formatCurrency (valor,',','.','$ ')
			break
		case 2:
			return formatCurrency (valor,',','.','$ ')
			break
		default:
			return formatCurrency (valor,'.',',','R$ ')
			break
	}
}