// JavaScript Document
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}


function MM_changeProp(objName,x,theProp,theValue) { //v6.0
  var obj = MM_findObj(objName);
  if (obj && (theProp.indexOf("style.")==-1 || obj.style)){
    if (theValue == true || theValue == false)
      eval("obj."+theProp+"="+theValue);
    else eval("obj."+theProp+"='"+theValue+"'");
  }
}

function MM_setTextOfLayer(objName,x,newText) { //v4.01
  if ((obj=MM_findObj(objName))!=null) with (obj)
    if (document.layers) {document.write(unescape(newText)); document.close();}
    else innerHTML = unescape(newText);
}

function isEmail(who) {
	function isEmpty(who) {
		var testArr=who.split("");
		if(testArr.length==0)
			return true;
		var toggle=0;
		for(var i=0; i<testArr.length; i++) {
			if(testArr[i]==" ") {
				toggle=1;
				break;
			}
		}
		if(toggle)
			return true;
		return false;
	}

	function isValid(who) {
		var invalidChars=new Array("~","!","@","#","$","%","^","&","*","(",")","+","=","[","]",":",";",",","\"","'","|","{","}","\\","/","<",">","?");
		var testArr=who.split("");
		for(var i=0; i<testArr.length; i++) {
			for(var j=0; j<invalidChars.length; j++) {
				if(testArr[i]==invalidChars[j]) {
					return false;
				}
			}
		}
		return true;
	}

	function isfl(who) {
		var invalidChars=new Array("-","_",".");
		var testArr=who.split("");
		which=0;
		for(var i=0; i<2; i++) {
			for(var j=0; j<invalidChars.length; j++) {
				if(testArr[which]==invalidChars[j]) {
					return false;
				}
			}
			which=testArr.length-1;
		}
		return true;
	}

	function isDomain(who) {
		var invalidChars=new Array("-","_",".");
		var testArr=who.split("");
		if(testArr.length<2||testArr.length>4) {
			return false;
		}
		for(var i=0; i<testArr.length; i++) {
			for(var j=0; j<invalidChars.length; j++) {
				if(testArr[i]==invalidChars[j]) {
					return false;
				}
			}
		}
		return true;
	}


	var testArr=who.split("@");
	if(testArr.length<=1||testArr.length>2) {
		return false;
	}
	else {
		if(isValid(testArr[0])&&isfl(testArr[0])&&isValid(testArr[1])) {
			if(!isEmpty(testArr[testArr.length-1])&&!isEmpty(testArr[0])) {
				var testArr2=testArr[testArr.length-1].split(".");
				if(testArr2.length>=2) {
					var toggle=1;
					for(var i=0; i<testArr2.length; i++) {
						if(isEmpty(testArr2[i])||!isfl(testArr2[i])) {
							toggle=0;
							break;
						}
					}
					if(toggle&&isDomain(testArr2[testArr2.length-1]))
						return true;
					return false;
				}
				return false;
			}
		}
	}
}

function TryAgain(ctrl, str) {
	alert(str);
	ctrl.focus();
	return;
}

function checkTel(){
anders="off";
tel=0;
for(i = 1; document.getElementById("betreft_" + i) !== null; i++) {
	if (document.getElementById("betreft_" + i).value == "Anders nl. zie toelichting" && document.getElementById("betreft_" + i).checked == true){anders = "on";}	
	if (document.getElementById("betreft_" + i).checked == true){tel++;}
}
}

function checkForm(welke) {
	if(welke=="tbv"){
		ctrl = document.formTBV.emailadres;
		//alert(isNaN(ctrl.value));
			if(ctrl.value && !isEmail(ctrl.value)) {
				TryAgain(ctrl, "Vergeet niet een geldig E-mailadres in te vullen!");
				return false;}	
		
		ctrl = document.formTBV.voorletters;
			if(!(ctrl.value)) {
				TryAgain(ctrl, "Vergeet niet uw voorletters in te vullen!");
				return false;}
		ctrl = document.formTBV.achternaam;
			if(!(ctrl.value)) {
				TryAgain(ctrl, "Vergeet niet uw achternaam in te vullen!");
				return false;}
			
				
		ctrl = document.formTBV.telefoonnummer;
		//alert(isNaN(ctrl.value));
			if(!(ctrl.value)) {
				TryAgain(ctrl, "Vergeet niet uw telefoonnummer in te vullen!");
				return false;}
			if(isNaN(ctrl.value)==true) {
				TryAgain(ctrl, "Vergeet niet een geldig 10-cijferig telefoonnummer in te vullen!");
				ctrl.value='';
				return false;}	
			if(ctrl.value.length!=10) {
				TryAgain(ctrl, "Vergeet niet een geldig 10-cijferig telefoonnummer in te vullen!");
				ctrl.value='';
				return false;}
			
		ctrl = document.formTBV.woonplaats;
			if(!(ctrl.value)) {
				TryAgain(ctrl, "Vergeet niet uw woonplaats in te vullen!");
				return false;}
				
	}		
}



function makeRequest(url) {
		var http_request = false;
		//alert(url);
		//document.getElementById("straat_plaats").innerHTML = url;

            if (window.XMLHttpRequest) { // Mozilla, Safari, ...
                http_request = new XMLHttpRequest();
                if (http_request.overrideMimeType) {
                    http_request.overrideMimeType('text/xml');
                    // See note below about this line
                }
	    } 
	    else if (window.ActiveXObject) { // IE
                try {
                    http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} 
		catch (e) {
                    try {
                        http_request = new ActiveXObject("Microsoft.XMLHTTP");
                    } catch (e) {}
                }
            }

            if (!http_request) {
                alert('Giving up :( Cannot create an XMLHTTP instance');
                return false;
            }
			
		//alert(url);	
	    //http_request.onreadystatechange = function() { alertContents(http_request); };
            http_request.onreadystatechange = function() { toonMatch(http_request); };
            http_request.open('GET', url, true);
            http_request.send(null);
        }

        function alertContents(http_request) {
            if (http_request.readyState == 4) {
                if (http_request.status == 200) {
                    alert(http_request.responseText);
                }
	       	else {
                    alert('There was a problem with the request.');
                }
            }
	}

	function toonMatch(http_request) {
	    if(http_request.readyState == 4) {
		if(http_request.status == 200) {
		    var resultaat = http_request.responseText;
		    var resultaatparts = resultaat.split("|");

		    if(resultaatparts[0] != undefined && resultaatparts[1] != undefined && resultaatparts[2] != undefined && resultaatparts[3] != undefined && resultaatparts[4] != undefined) {
				
				document.getElementById("uag_st").style.color="#000000";
				document.getElementById("straatnaam").style.color="#000000";
				//document.getElementById("uag_st").style.fontWeight="bold";
				//document.getElementById("straatnaam").style.fontWeight="bold";
				
				document.getElementById("uag_wp").style.color="#000000";
				document.getElementById("woonplaats").style.color="#000000";
				//document.getElementById("uag_wp").style.fontWeight="bold";
				//document.getElementById("woonplaats").style.fontWeight="bold";
				
			    document.getElementById("straatnaam").value = resultaatparts[3];
			    document.getElementById("woonplaats").value = resultaatparts[4];
				
				if (resultaatparts[3]==""){
					document.getElementById("uag_st").style.color="red";
					document.getElementById("straatnaam").style.color="red";
					//document.getElementById("uag_st").style.fontWeight="bold";
					//document.getElementById("straatnaam").style.fontWeight="bold";
				
					document.getElementById("uag_wp").style.color="red";
					document.getElementById("woonplaats").style.color="red";
					//document.getElementById("uag_wp").style.fontWeight="bold";
					//document.getElementById("woonplaats").style.fontWeight="bold";
					
					document.getElementById("straatnaam").value="gegevens onjuist!";
					document.getElementById("woonplaats").value="gegevens onjuist!";
					}

	            }
		}
		else {
		    document.getElementById("straat_plaats").innerHTML = "De opgegeven combinatie postcode + huisnummer kon niet worden gevonden.";
		}
	    }
	}

	function zoekMatch() {
		var url = window.location.host;
		var path= window.location.pathname;
		var path = path.split("/");
		//alert (url);
		//alert (path[1]);
		postcode=document.getElementById("postcode").value;
		hn=document.getElementById("huisnummer").value;
		if (postcode){
		document.getElementById("straatnaam").style.fontWeight="normal";
		document.getElementById("straatnaam").style.color="silver";
		document.getElementById("straatnaam").value = "adresgegevens worden geupdate";
		document.getElementById("woonplaats").style.fontWeight="normal";
		document.getElementById("woonplaats").style.color="silver";
		document.getElementById("woonplaats").value = "adresgegevens worden geupdate";
			var matchUrl = "http://" + url + "/";
			if (path[1]=="lubbersendijk"){
				var matchUrl = matchUrl + "lubbersendijk/";
				}
			var matchUrl = matchUrl + "scripts/zoekmatch.php?postcode="+postcode;			
		}
		if (postcode && hn){
			var matchUrl = "http://" + url + "/";
			if (path[1]=="lubbersendijk"){
				var matchUrl = matchUrl + "lubbersendijk/";
				}
			var matchUrl = matchUrl + "scripts/zoekmatch.php?postcode="+postcode+"&huisnummer="+hn;			
		}
      	//alert (matchUrl);
		makeRequest(matchUrl);
	    }

function checkThis(welke){
	//alert(document.getElementById(welke).checked);
	//alert(welke);
	var empty=2;
	
	if (document.getElementById(welke).checked==false){
		document.getElementById(welke).checked=true;
		var empty=1;
	}
	
	//alert(gaan);
	
	if (document.getElementById(welke).checked==true && empty!=1){
		document.getElementById(welke).checked=false;
	}
}

function terugBelverzoek(){
	document.getElementById('DIV_tbv').style.top=100;
}
function terugBelverzoek_sluiten(){
	document.getElementById('DIV_tbv').style.top=-600;
}

function opacity(id, opacStart, opacEnd, millisec) {
    //speed for each frame
    var speed = Math.round(millisec / 100);
    var timer = 0;

    //determine the direction for the blending, if start and end are the same nothing happens
    if(opacStart > opacEnd) {
        for(i = opacStart; i >= opacEnd; i--) {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    } else if(opacStart < opacEnd) {
        for(i = opacStart; i <= opacEnd; i++)
            {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    }
}

//change the opacity for different browsers
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    object.opacity = (opacity / 100);
    object.MozOpacity = (opacity / 100);
    object.KhtmlOpacity = (opacity / 100);
    object.filter = "alpha(opacity=" + opacity + ")";
}