function FormatNumber(num,decimalNum,bolLeadingZero,bolParens,bolCommas)
/**********************************************************************
	IN:
		NUM - the number to format
		decimalNum - the number of decimal places to format the number to
		bolLeadingZero - true / false - display a leading zero for
										numbers between -1 and 1
		bolParens - true / false - use parenthesis around negative numbers
		bolCommas - put commas as number separators.
 
	RETVAL:
		The formatted number!
 **********************************************************************/
{ 
        if (isNaN(parseInt(num))) return "NaN";
 
	var tmpNum = num;
	var iSign = num < 0 ? -1 : 1;		// Get sign of number
	
	// Adjust number so only the specified number of numbers after
	// the decimal point are shown.
	tmpNum *= Math.pow(10,decimalNum);
	tmpNum = Math.round(Math.abs(tmpNum))
	tmpNum /= Math.pow(10,decimalNum);
	tmpNum *= iSign;					// Readjust for sign
	
	
	// Create a string object to do our formatting on
	var tmpNumStr = new String(tmpNum);
 
	// See if we need to strip out the leading zero or not.
	if (!bolLeadingZero && num < 1 && num > -1 && num != 0)
		if (num > 0)
			tmpNumStr = tmpNumStr.substring(1,tmpNumStr.length);
		else
			tmpNumStr = "-" + tmpNumStr.substring(2,tmpNumStr.length);
		
	// See if we need to put in the commas
	if (bolCommas && (num >= 1000 || num <= -1000)) {
		var iStart = tmpNumStr.indexOf(".");
		if (iStart < 0)
			iStart = tmpNumStr.length;
 
		iStart -= 3;
		while (iStart >= 1) {
			tmpNumStr = tmpNumStr.substring(0,iStart) + "." + tmpNumStr.substring(iStart,tmpNumStr.length)
			iStart -= 3;
		}		
	}
 
	// See if we need to use parenthesis
	if (bolParens && num < 0)
		tmpNumStr = "(" + tmpNumStr.substring(1,tmpNumStr.length) + ")";
 
	return tmpNumStr;		// Return our formatted string!
}
  
  
  
	var slider1Value		= 1900;
	var slider1Stepping		= 5;
	var slider1Min			= 0;
	var slider1Max			= 10000;  

	var slider2Value		= 450;
	var slider2Stepping		= 5;
	var slider2Min			= 0;
	var slider2Max			= 5000;  
	
	var slider3Value		= 1900;
	var slider3Stepping		= 5;
	var slider3Min			= 0;
	var slider3Max			= 10000;  	
	
	var slider4Value		= 2000;
	var slider4Stepping		= 5;
	var slider4Min			= 0;
	var slider4Max			= 1500;  		

$(document).ready(function(){
    
	// maandinkomen
	$("#maandinkomen").slider({ 

							step: 		slider1Stepping,
							min: 		slider1Min, 
							max: 		slider1Max,
							value: 		slider1Value,
							animate:	true,
						    slide: 		function(e, ui){ 
								document.getElementById('maandinkomen_waarde').innerHTML = ui.value;
								$('.maandinkomen_input').val(ui.value);
								},
						   change: 		function(e, ui){ 
								BerekenMaxLening();
				   				}
						   });
	
	$('.maandinkomen_input').blur(function(){
		var slider1Value = +this.value; 
		if(slider1Value >= slider1Min && slider1Value <= slider1Max){
			$('#maandinkomen').slider('option','value', slider1Value);
		}else{
			alert('bedrag tussen '+slider1Min+' en '+slider1Max);
			return false;
		}
	});			
	
	// maandinkomen
	
	// maandinkomen partner
	$("#maandinkomen_partner").slider({ 

							step: 		slider3Stepping,
							min: 		slider3Min, 
							max: 		slider3Max,
							value: 		slider3Value,
							animate:	true,
						    slide: 		function(e, ui){ 
											document.getElementById('partner_waarde').innerHTML = ui.value;
											$('.maandinkomen_partner_input').val(ui.value);
						   				},
						   change: 		function(e, ui){ 
											BerekenMaxLening();
						   				}
						   });
	
	$('.maandinkomen_partner_input').blur(function(){
		var slider3Value = +this.value; 
		if(slider3Value >= slider3Min && slider1Value <= slider3Max){
			$('#maandinkomen_partner').slider('option','value', slider3Value);
		}else{
			alert('bedrag tussen '+slider3Min+' en '+slider3Max);
			return false;
		}
	});	
	// einde maandinkomen partner
	
	// woonlasten per maand
    $("#woonlast").slider({ 
							step: 		slider2Stepping,

							min: 		slider2Min, 
							max: 		slider2Max,
							value: 		slider2Value,
							animate:	true,
						   slide: 		function(e, ui){ 
										document.getElementById("woonlast_waarde").innerHTML = ui.value;
										$('.woonlast_input').val(ui.value);
										},
						   change: 		function(e, ui){ 
											BerekenMaxLening();
						   				}
						   });
	
	$('.woonlast_input').blur(function(){
		var slider2Value = +this.value;
		if(slider2Value >= slider2Min && slider2Value <= slider2Max){
			$('#woonlast').slider('option','value', slider2Value);
		}else{
			alert('bedrag tussen '+slider2Min+' en '+slider2Max);
			return false;
		}
	});			
		$('.maandinkomen_input').val(slider1Value);		
		$('.woonlast_input').val(slider2Value);	
		$('.maandinkomen_partner_input').val(slider3Value);
		document.getElementById("maandinkomen_waarde").innerHTML = slider1Value;
		document.getElementById("woonlast_waarde").innerHTML = slider2Value;
		document.getElementById("partner_waarde").innerHTML = slider3Value;		
	// einde wwonlasten per maand

});
  
  	function BerekenMaxLening(){

		var maandinkomen = document.form2.elements.maandinkomen_input.value;
		var woonlasten = document.form2.elements.woonlast_input.value;
		var maandinkomen_partner = document.form2.elements.maandinkomen_partner_input.value;
		var woonsituatie = document.form2.elements.woonsituatie.selectedIndex;		
		var staat = document.form2.elements.staat.selectedIndex;

		var totaalInkomen = 0;
		
		if(woonlasten < 350){
			woonlasten = 350;
		}
		
		if(staat == 0){
			totaalInkomen = eval(maandinkomen) - 760;
		}else if(staat == 1){
			if(maandinkomen_partner < 170){
				maandinkomen_partner = 170;	
			}
			
			totaalInkomen = (eval(maandinkomen_partner) + eval(maandinkomen)) - 1150;

		}else if(staat == 2){
			totaalInkomen = eval(maandinkomen) - 950;
		}else{
        	if(maandinkomen_partner < 170){
				maandinkomen_partner = 170;	
			}
			
			totaalInkomen = (eval(maandinkomen_partner) + eval(maandinkomen)) - 1250;
        }

		var totaalLeenbedrag = 0;


		if(woonsituatie == 0){
			totaalLeenbedrag = totaalInkomen - woonlasten;
		}else if(woonsituatie == 1){
			totaalLeenbedrag = totaalInkomen - (woonlasten*0.65);	
		}else if(woonsituatie == 2){
			if(woonlasten < 0){
				woonlasten = 350;	
			}
			totaalLeenbedrag = totaalInkomen - woonlasten;
		}
		
		totaalLeenbedrag = totaalLeenbedrag * 50;
			if(totaalLeenbedrag < 1){
				totaalLeenbedrag = 0;
			}
		
		
		totaal_leenbedrag = Math.round(eval(totaalLeenbedrag));
		
	
		document.form2.elements.totaal_leenbedrag_slider.value = FormatNumber(totaal_leenbedrag,2,false,false,true); 
	}
	



function checkform2(id,el)
{
	tr = document.getElementById(id);
	disablekleur = '#efefef';

	if(id == "burgstaat2"){
		if(el == "samenwonend" || el == "gehuwd" || el == "samenwonendmetkinderen")
		{
			tr.style.display = '';
			document.getElementById('burgstaat2').style.display = '';	
			document.getElementById('staat_slider2').style.display = '';				
		}else if(el == "gescheiden"){
			tr.style.display = 'none';
			document.getElementById('burgstaat2').style.display = 'none';
			document.getElementById('staat_slider2').style.display = 'none';			
		}else{
			tr.style.display = '';
			document.getElementById('burgstaat2').style.display = 'none';
			document.getElementById('staat_slider2').style.display = 'none';				
		}
	}
}