function checkAfmelden(what)
{
	if(confirm('Weet u zeker dat u zich wilt afmelden?'))
	{
		what.disabled = true;
		what.form.submit();
	}	
}

function toggleProvincie(what)
{
	if(what.value == 1)
		what.form.provincie.disabled = false;
	else	
		what.form.provincie.disabled = true;
}

function CheckCookieEnabled()
{
	var result = (navigator.cookieEnabled) ? true : false;
	return result;
}	

function countCheckboxes(what)
{
	var checked = 0;
	
	if(!what.form.elements['delete[]'].length)
	{
		if(what.form.elements['delete[]'].checked)
			checked++;
	}	
	else
	{
		total = what.form.elements['delete[]'].length;
	
		for(var i = 0; i < total; i++)
		{
			if(eval("what.form.elements['delete[]'][" + i + "].checked") == true)
			{
				checked++;
				break;
			}	
		}
	}

	if(checked > 0)
	{
		if(confirm('Weet u zeker dat u de geselecteerde items wilt verwijderen?'))
		{
			what.disabled = true;
			what.form.submit();
		}
	}
	else
	{
		alert('Er zijn geen items geselecteerd om te verwijderen');
		return false;
	}	
}

function separate(nr) 
{
	var nr = nr + "";
	var part = nr.substr(nr.length % 3);
	part = (nr.substr(0, nr.length % 3) + part.replace(/([0-9]{3})/gi, ".$1"));
	if(part.charAt(0)==".")
	    return part.substr(1,part.length);
	else return part;
}


function populatePrices(what)
{
	if(what.form.type.value == '')
	{
		what.form.minimum_prijs.options.length = 0;
		what.form.maximum_prijs.options.length = 0;
		what.form.minimum_prijs.options[0] = new Option("Geen minimumprijs", "");
		what.form.maximum_prijs.options[0] = new Option("Geen maximumprijs", "");
		return false;
	}	

	var store = new Array();
	
	/* Koopprijzen */
	store[1] = new Array(
		'0',
		'50000',
		'75000',
		'100000',
		'125000',
		'150000',
		'175000',
		'200000',
		'225000',
		'250000',
		'275000',
		'300000',
		'325000',
		'350000',
		'375000',
		'400000',
		'425000',
		'500000',
		'600000',
		'700000',
		'800000',
		'900000',
		'1000000',
		'1250000',
		'1500000',
		'2000000'
	);
	
	/* Huurprijzen */
	store[2] = new Array(
		'0',
		'250',
		'500',
		'750',
		'1000',
		'1250',
		'1500',
		'1750',
		'2000',
		'2500',
		'3000',
		'3500',
		'4000',
		'5000'
	);	
	
	what.form.minimum_prijs.options.length = 0;
	what.form.maximum_prijs.options.length = 0;
	
	var huur_koop = eval(what.value);
	
	for(i = 0; i < store[huur_koop].length; i++)
	{
		what.form.minimum_prijs.options[i] = new Option('€ ' + separate(store[huur_koop][i]) + ',-', store[huur_koop][i]);
		what.form.maximum_prijs.options[i] = new Option('€ ' + separate(store[huur_koop][i]) + ',-', store[huur_koop][i]);
	}
	
	what.form.maximum_prijs.options[0] = null;
	
	what.form.maximum_prijs.options[store[huur_koop].length - 1] = new Option('Geen maximumprijs', '');
	what.form.maximum_prijs.selectedIndex = what.form.maximum_prijs.options.length - 1;

}