<!--
var xmlHttp = new Array();
var tijd, temperatuur, windsnelheid;

function GetXmlHttpObject() {
	var HttpObj = null;
	try	{
		HttpObj = new XMLHttpRequest();
	} catch (e) {
		try {
			HttpObj = new ActiveXObject('Msxml2.XMLHTTP');
		}
		catch (e) {
			HttpObj = new ActiveXObject('Microsoft.XMLHTTP');
		}
	}
	return HttpObj;
}

function MM_openBrWindow(theURL, winName, features) {
	window.open(theURL, winName, features);
}

function oudLeerling(id) {
	if (window.screen) {
		w = screen.availWidth;
		h = screen.availHeight;
	}
	var popW = 650, popH = 380;
	var leftPos = (w-popW)/2;
	var topPos = (h-popH)/2;
	window.open('popup_leerling.asp?id=' + id,'popup','scrollbars=yes, width=' + popW + ',height=' + popH + ',top=' + topPos + ',left=' + leftPos);
}

function kiesCategorie(hoofd_id, planid) {
	cat_id = document.getElementById('category_id').options[document.getElementById('category_id').selectedIndex].value;
	document.location.href = 'index.asp?planner=1&id=' + hoofd_id + '&planid=' + planid + '&category_id=' + cat_id;
}

function showPhoto(direction, block_id, photo_id) {
	if (photo_id == 0) {
		var arr_photo = document.getElementById('arr_photo' + block_id).value.split(',');
		var current_id = document.getElementById('photo_id' + block_id).value;
		var current_index = 0;
		for (var i = 0; i < arr_photo.length; i++) {
			if (parseInt(arr_photo[i]) == parseInt(current_id)) {
				current_index = i;
				break;
			}
		}
		current_index += direction;
		if (current_index < 0) current_index = arr_photo.length - 1;
		if (current_index >= arr_photo.length) current_index = 0;
		photo_id = arr_photo[current_index];
	}
	var width = document.getElementById('photo_width' + block_id + '-' + photo_id).value;
	document.getElementById('photo_text' + block_id).innerHTML = document.getElementById('photo_text' + block_id + '-' + photo_id).value;
	var a = '<img src="/files/media_album/photo/' + photo_id + '.jpg" alt="" width="' + width + '" />';
	document.getElementById('photo_holder' + block_id).innerHTML = a;
	document.getElementById('photo_id' + block_id).value = photo_id;
}

function checkScripts() {
	if (document.getElementById('scripts')) {
		var s = document.getElementById('scripts').value;
		if (s != '') {
			var arrCmd = s.split(';');
			for (var x = 0; x < arrCmd.length; x++) {
				if (arrCmd[x] != '') {
					eval(arrCmd[x] + ';');
				}
			}
		}
	}
}

function checkForm(block_id) {
	var formitem = document.getElementById('checkfields' + block_id).value.split('#**#');
	for (var x = 0; x < formitem.length; x++) {
		var formproperties = formitem[x].split('#|#');
		var formfield = formproperties[0];
		var fieldname = formproperties[1];
		var validate = parseInt(formproperties[2]);
		var compulsary = parseInt(formproperties[3]);
		var unique = parseInt(formproperties[4]);
		if (validate != 2) {
			if (document.getElementById(formfield)) {
				var a = doTrim(document.getElementById(formfield));
				document.getElementById(formfield).value = a;
			}
		}
		if (validate == 2) {
			var found = false;
			for (var i = 0; i < document.getElementsByName(formfield).length; i++) {
				if (document.getElementsByName(formfield)[i].checked) found = true;
			}
			if (found == false) {
				translate(2, '', ': ' + fieldname);
				return false;
			}
		}
		if (compulsary == 1) {
			if (document.getElementById(formfield).value == '') {
				if (document.getElementById(formfield).style.visibility != 'hidden') {
					translate(3, '', ': ' + fieldname);
					document.getElementById(formfield).focus();
					return false;
				}
			}
		}
		if (validate == 1) {
			if (emailCheck(formfield, compulsary) == false) {
				translate(4, '', '');
				document.getElementById(formfield).focus();
				return false;
			}
		}
		if (unique == 1) {
			var result = parseInt(document.getElementById(formfield + '_unique').value);
			if (result == 0) {
				translate(5, '', ': ' + fieldname);
				document.getElementById(formfield).focus();
				return false;
			}
		}
	}
	return;
}

function checkUnique(dbtable, dbfield, id, formfield) {
	xmlHttp[1] = GetXmlHttpObject();
	var url = '/includes/ajax.asp?script=checkunique&dbtable=' + dbtable + '&dbfield=' + dbfield + '&dbvalue=' + escape(document.getElementById(formfield).value) + '&id=' + id + '&sid=' + Math.random();
	xmlHttp[1].open('GET', url, true);
	xmlHttp[1].onreadystatechange = function() {
		if (xmlHttp[1].readyState == 4) {
			result = xmlHttp[1].responseText;
			document.getElementById(formfield + '_unique').value = result;
		}
	}
	xmlHttp[1].send(null);
}

function studentDetail(id) {
	xmlHttp[1] = GetXmlHttpObject();
	var url = '/includes/ajax.asp?script=studentdetail&id=' + id + '&sid=' + Math.random();
	xmlHttp[1].open('GET', url, true);
	xmlHttp[1].onreadystatechange = function() {
		if (xmlHttp[1].readyState == 4) {
			document.getElementById('student' + id).className = 'highlight';
			var result = xmlHttp[1].responseText;
			document.getElementById('searchDetail').innerHTML = result;
			document.getElementById('searchResult').style.display = 'none';
			document.getElementById('searchDetail').style.display = 'block';
		}
	}
	xmlHttp[1].send(null);
}

function studentClose() {
	document.getElementById('searchDetail').style.display = 'none';
	document.getElementById('searchResult').style.display = 'block';
}

function sendMailFromMessage(id) {
	xmlHttp[1] = GetXmlHttpObject();
	var url = '/includes/ajax.asp?script=studentmail&id=' + id + '&sid=' + Math.random();
	xmlHttp[1].open('GET', url, true);
	xmlHttp[1].onreadystatechange = function() {
		if (xmlHttp[1].readyState == 4) {
			var result = xmlHttp[1].responseText;
			if (result != 'x') {
				self.location='mailto:' + result;
			}
		}
	}
	xmlHttp[1].send(null);
}

function emailCheck(formfield, compulsary) {
	var emailStr=document.getElementById(formfield).value
	if (compulsary == 0 && emailStr == '') return true;
	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);
	if (matchArray==null) return false;
	var user=matchArray[1];
	var domain=matchArray[2];
	for (i = 0; i < user.length; i++) {
		if (user.charCodeAt(i) > 127) return false;
	}
	for (i=0; i<domain.length; i++) {
		if (domain.charCodeAt(i) > 127) return false;
	}
	if (user.match(userPat)==null) return false;
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
		for (var i = 1;i <= 4; i++) {
			if (IPArray[i] > 255) return false;
		}
		return true;
	}
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i = 0; i < len; i++) {
		if (domArr[i].search(atomPat) == -1) return false;
	}
	if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1) return false;
	if (len < 2) return false;
	return true;
}

function translate(id, before, after) {
	xmlHttp[2] = GetXmlHttpObject();
	var url = '/includes/ajax.asp?script=translate&id=' + id + '&rid=' + Math.random();
	xmlHttp[2].open('GET', url, true);
	xmlHttp[2].onreadystatechange = function() {
		if (xmlHttp[2].readyState == 4) {
			response = before + xmlHttp[2].responseText + after;
			alert(response);
		}
	}
	xmlHttp[2].send(null);
}

function tagReaction(reaction_id) {
	xmlHttp[1] = GetXmlHttpObject();
	var url = '/includes/ajax.asp?script=tagreaction&reaction_id=' + reaction_id + '&tagged=1&rid=' + Math.random();
	xmlHttp[1].open('GET', url, true);
	xmlHttp[1].onreadystatechange = function() {
		if (xmlHttp[1].readyState == 4) {
			document.getElementById('ok' + reaction_id).innerHTML = '<img src="/images/bell_error.png" title="Deze reactie is aangemeld als niet okee." width="16" height="16" alt="Deze reactie is aangemeld als niet okee." />'
			var response = 'Deze reactie is gemarkeerd als niet okee.\nHet bericht zal worden beoordeeld door een moderator.';
			alert(response);
		}
	}
	xmlHttp[1].send(null);
}

function showAdvanced() {
	if (document.getElementById('advanced').style.display == 'none') {
		document.getElementById('advanced').style.display = 'block';
	} else {
		document.getElementById('advanced').style.display = 'none';
	}
}

function doTrim(obj) {
	var a = trim(obj.value);
	obj.value = a;
	return a;
}

function trim(strValue) {
	if (strValue.length < 1) return '';
	strValue = rTrim(strValue);
	strValue = lTrim(strValue);
	return strValue;
}

function rTrim(strValue) {
	var w_space = String.fromCharCode(32);
	var v_length = strValue.length;
	var strTemp = '';
	if (v_length < 0) return '';
	var iTemp = v_length - 1;
	while(iTemp > -1) {
		if (strValue.charAt(iTemp) != w_space) {
			strTemp = strValue.substring(0, iTemp + 1);
			break;
		}
		iTemp = iTemp - 1;
	}
	return strTemp;
}

function lTrim(strValue) {
	var w_space = String.fromCharCode(32);
	if (v_length < 1) return '';
	var v_length = strValue.length;
	var strTemp = '';
	var iTemp = 0;
	while (iTemp < v_length) {
		if (strValue.charAt(iTemp) != w_space) {
			strTemp = strValue.substring(iTemp, v_length);
			break;
		}
		iTemp = iTemp + 1;
	}
	return strTemp;
}

var BrowserDetect = {
	init: function ()
	{
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent) || this.searchVersion(navigator.appVersion) || "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data)
	{
		for (var i=0;i<data.length;i++)
		{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString)
			{
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString)
	{
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{
			string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{	// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{	// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]
};

BrowserDetect.init();
-->
