function fix( f ){
	f	= f.toString( );
	var re	= /\,/gi;
	f	= f.replace( re, "\." );

	f = Math.round( f * 100 );
	f = f.toString( );
	var sMinus = f.slice( 0, 1 );
	if( sMinus == '-' ){
	 f = f.slice( 1, f.length )
	}
	else
	 sMinus = '';
	if( f.length < 3 ) {
		while( f.length < 3 )
			f = '0' + f;
	}

	var w = sMinus + f.slice( 0, f.length-2 ) + "." + f.slice( f.length-2, f.length );

  var poprawnyFloat = /^-?[0-9]{1,}[.]{1}[0-9]{1,}$/i;
	if( w.search( poprawnyFloat ) == -1 )
		w = '0.00';
	return w;

} // end function fix

function formatNumber( fNumber ){
  var sSeparatorDecimal = ',';
  var sSeparatorThousands = '.';

  fNumber = fix( fNumber );
  var aNumber = fNumber.split( '.' );
  var iNumber = aNumber[0];
  var sNumberSep = '';
  var j = 0;
  for( var i = iNumber.length-1; i >= 0; i-- ){
    sNumberSep = iNumber[i].concat( sNumberSep );
    if( j % 3 == 2 )
      sNumberSep = sSeparatorThousands.concat( sNumberSep );
    j++;
  } // end for
    return sNumberSep.concat( sSeparatorDecimal, aNumber[1] );
}

function backFromFormated( fNumber ){
  fNumber = fNumber.replace( reS, '' );

  var reST = /./gi;
  fNumber = fNumber.replace( reST, '' );

  var reSD = /,/gi;
  fNumber = fNumber.replace( reSD, '.' );

    return fNumber;
} 

function number_format(number, decimals, dec_point, thousands_sep){
    // Formats a number with grouped thousands
    // *     example 1: number_format(1234.56);
    // *     returns 1: '1,235'
    // *     example 2: number_format(1234.56, 2, ',', ' ');   
	// *     returns 2: '1 234,56'
    // *     example 3: number_format(1234.5678, 2, '.', '');
    // *     returns 3: '1234.57'
    // *     example 4: number_format(67, 2, ',', '.');
    // *     returns 4: '67,00'   
	// *     example 5: number_format(1000);
    // *     returns 5: '1,000'
    // *     example 6: number_format(67.311, 2);
    // *     returns 6: '67.31'
    // *     example 7: number_format(1000.55, 1);    
	// *     returns 7: '1,000.6'
    // *     example 8: number_format(67000, 5, ',', '.');
    // *     returns 8: '67.000,00000'
    // *     example 9: number_format(0.9, 0);
    // *     returns 9: '1'    
	// *     example 10: number_format('1.20', 2);
    // *     returns 10: '1.20'
    // *     example 11: number_format('1.20', 4);
    // *     returns 11: '1.2000'
    // *     example 12: number_format('1.2000', 3);    
	// *     returns 12: '1.200'
    var n = number, prec = decimals;
 
    var toFixedFix = function (n,prec) {
        var k = Math.pow(10,prec);        return (Math.round(n*k)/k).toString();
    };
 
    n = !isFinite(+n) ? 0 : +n;
    prec = !isFinite(+prec) ? 0 : Math.abs(prec);    var sep = (typeof thousands_sep === 'undefined') ? ',' : thousands_sep;
    var dec = (typeof dec_point === 'undefined') ? '.' : dec_point;
 
    var s = (prec > 0) ? toFixedFix(n, prec) : toFixedFix(Math.round(n), prec); //fix for IE parseFloat(0.55).toFixed(0) = 0;
     var abs = toFixedFix(Math.abs(n), prec);
    var _, i;
 
    if (abs >= 1000) {
        _ = abs.split(/\D/);        i = _[0].length % 3 || 3;
 
        _[0] = s.slice(0,i + (n < 0)) +
              _[0].slice(i).replace(/(\d{3})/g, sep+'$1');
        s = _.join(dec);    } else {
        s = s.replace('.', dec);
    }
 
    var decPos = s.indexOf(dec);    if (prec >= 1 && decPos !== -1 && (s.length-decPos-1) < prec) {
        s += new Array(prec-(s.length-decPos-1)).join(0)+'0';
    }
    else if (prec >= 1 && decPos === -1) {
        s += dec+new Array(prec).join(0)+'0';    }
    return s;
}