// Limit the amout of text into a textarea document
 function textLimit(field, maxlen) {
if (field.value.length > maxlen + 1)
alert('Your paragraph has too many characters! ' + maxlen + ' is the maximum allowed for this field.');
if (field.value.length > maxlen)
field.value = field.value.substring(0, maxlen);
} 

// Format the numeric fields for the budget numbers.
function formatCurrency(num) {
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))+','+
num.substring(num.length-(4*i+3));
return (((sign)?'':'-')  + num + '.' + cents);
}

function rc(num) {
	num = num.replace(/[^\d\.]/g,'');

	if(isNaN(num)) {
	return  parseFloat( 0 );
	}
	else {
		if(num == "") num = 0;
	return parseFloat ( num );
	}
}