function textCounter( field, countfield ) {
		var maxlimit = 160;
		if ( field.value.length > maxlimit ) {
			field.value = field.value.substring( 0, maxlimit );
			alert( 'Het veld mag maximaal ' + maxlimit + ' tekens bevatten.' );
			return false;
		} else {
			countfield.value = maxlimit - field.value.length;
		}
	}

	function writeCookie() {
		var today = new Date();
		var the_date = new Date("December 31, 2023");
		var the_cookie_date = the_date.toGMTString();
		var the_cookie = "h="+ screenH + ";expires=" + the_cookie_date;
		document.cookie=the_cookie;
		var the_cookie = "w="+ screenW + ";expires=" + the_cookie_date;
		document.cookie=the_cookie;
	}

	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();

	function init() {
		setTimeout("window.onresize = redo", 1000);
	}

	function redo() {
		window.location.reload();
	}

        if (self.innerWidth) {
                screenW = self.innerWidth;
                screenH = self.innerHeight;
		writeCookie();
        } else if (document.documentElement && document.documentElement.clientWidth) {
                screenW = document.documentElement.clientWidth;
                screenH = document.documentElement.clientHeight;
		writeCookie();
        } else if (document.body) {
		screenW = document.body.clientWidth;
		screenH = document.body.clientHeight;
		writeCookie();
	}

	function getFlashMovieObject(movieName) {
	        if (window.document[movieName]) {
			return window.document[movieName];
		} else if (document.embeds && document.embeds[movieName]) {
			return document.embeds[movieName];
		} else {
			return document.getElementById(movieName);
		}
	}

	function StopFlashMovie() {
		var flashMovie=getFlashMovieObject("nav");
		flashMovie.StopPlay();
	}

	window.onload = init;