function findFormField(name)
{
	var result = false;
	
	for (var i = 0; i < document.forms[0].elements.length; i++)
		if (document.forms[0].elements[i].name.toLowerCase() == name.toLowerCase())
			result = document.forms[0].elements[i];
	
	return result;
}

function typeMatch(value, type)
{
	var regexp;
	var result = false;
	
	value = value.replace(/(^\s*|\s*$)/g, '');
	type = type.toLowerCase();
	
	if (type == 'postal')
		regexp = /^\d{4}\s*\w{2}$/i;
	else if (type == 'telephone')
		regexp = /^((\+|00)\d{2}(\s*|-)?0?|0)(\d\s*-?(\s*\d\s*){8}|\d{2}\s*-?(\s*\d\s*){7}|\d{3}\s*-?(\s*\d\s*){6}|\d{4}\s*-?(\s*\d\s*){5}|\d{5}\s*-?(\s*\d\s*){4})$/;
	else if (type == 'email')
		regexp = /^(\w+\.)*\w+@(\w[-\w]*\.)+\w+$/;
	
	if (regexp.test(value))
		result = true;
	
	return result;
}

function validate()
{
	var extra = arguments.length % 2;
	var field;
	var result = true;
	
	for (var i = 0; i < (arguments.length - extra) / 2; i++)
	{
		field = findFormField(arguments[i * 2]);
		if (field)
		{
			if (field.value == '')
			{
				result = false;
				field.focus();
				window.alert('Dit veld dient ingevuld te zijn.');
				break;
			} else if ((arguments[(i * 2) + 1]) && (!typeMatch(field.value, arguments[(i * 2) + 1])))
			{
				result = false;
				field.focus();
				window.alert('Dit veld dient correct te worden ingevuld.');
				break;
			}
		}
	}
	
	return result;
}

function formatNumber()
{
var obj = document.getElementById('resultaat');
var num = new NumberFormat();
num.setInputDecimal('.');
num.setNumber(obj.value); // obj.value is '1'
num.setPlaces('2', false);
num.setCurrencyValue('€');
num.setCurrency(false);
num.setCurrencyPosition(num.LEFT_OUTSIDE);
num.setNegativeFormat(num.LEFT_DASH);
num.setNegativeRed(true);
num.setSeparators(true, '.', ',');
obj.value = num.toFormatted();

}


$(document).ready(function(){
	function checkValuesUitzenden() {
          var aantal_kaarten 	= $("#kaarten").val();          
          
					var res1 = Math.abs(aantal_kaarten * 2.20);

  				$("#resultaat").val(res1);

	
		formatNumber();
	
}  
		function checkValuesPayroll() {
          var tafel 	= $("#tafel").val();
                    

          var res2 = Math.abs(tafel * 1.80);
					$("#resultaat").val(res2);

				formatNumber();

    }
	
	
	      
$("#berekenUitzenden").click(checkValuesUitzenden);
$("#berekenPayroll").click(checkValuesPayroll);

}
)