// number formatting function
// copyright Stephen Chapman 24th March 2006, 10th February 2007
// permission to use this function is granted provided
// that this copyright notice is retained intact
function formatNumber(num,dec,thou,pnt){
	var curr1 = '';
	var curr2 = '';
	var n1 = '';
	var n2 = '';
	var x = Math.round(num * Math.pow(10,dec));
	if (x >= 0) n1=n2='';

	var y = (''+Math.abs(x)).split('');
	var z = y.length - dec;

	if (z<0) z--;

	for(var i = z; i < 0; i++)
		y.unshift('0');

	y.splice(z, 0, pnt);
	if(y[0] == pnt) y.unshift('0');

	while (z > 3)
	{
		z-=3;
		y.splice(z,0,thou);
	}

	var r = curr1+n1+y.join('')+n2+curr2;
	return r;
}