Format Numbers

//Format to number like this 10, 7.5, 0, 2.33
function formatNumber(amount) {
 var i = parseFloat(amount);
 if(isNaN(i)) { i = 0.00; }
 var minus = '';
 if(i < 0) { minus = '-'; }
 i = Math.abs(i);
 i = parseInt((i + .005) * 100);
 i = i / 100;
 s = new String(i);
 s = minus + s;
 return s;
}

//Format to currency like this 0.00, 10.00, 7.50, 2.33
function formatCurrency(amount) {
 var i = parseFloat(amount);
 if(isNaN(i)) { i = 0.00; }
 var minus = '';
 if(i < 0) { minus = '-'; }
 i = Math.abs(i);
 i = parseInt((i + .005) * 100);
 i = i / 100;
 s = new String(i);
 if(s.indexOf('.') < 0) { s += '.00'; }
 if(s.indexOf('.') == (s.length - 2)) { s += '0'; }
 s = minus + s;
 return s;
}