// startpagina.js - hoort bij http://fluweelblad.leidenuniv.nl/wimjan/
// 20250606

random_str= ""; // Math.round(100*Math.random());

function removeSpaces(t) // veranderd 20 okt
{
  s = t.toString();

  while (s.substring(0,1) == ' ')
  {
    s = s.substring(1, s.length);
  };
  while (s.substring(s.length-1) == ' ')
  {
    s = s.substr(0, s.length-1);
  };
  return s;
};


mytoday = new Date();
myday = mytoday.getDay();
myarday = new Array("zondag1.jpg", "maandag1.jpg", "dinsdag1.jpg", "woensdag1.jpg", "donderdag1.jpg", "vrijdag1.jpg", "zaterdag1.jpg");

CowboyHenkImgUrl = "http://www.rotterdamsdagblad.nl/cowboyhenk/images/" + myarday[myday];


	// makeURL(): vult de juiste parameters in voordat een van de search engines wordt opgeroepen
	function makeURL()
	{
		var temp = '', tempquery='', tempmethod = 0, tempengine='', url='', i=0;
		document.forms["myquerybox"].query.value = removeSpaces(document.forms["myquerybox"].query.value);


		for (i = 0; i < document.forms["myquerybox"].searcher.length; i++)		// welke search engine geselecteerd?
			if (document.forms["myquerybox"].searcher.options[i].selected)
			{
				tempengine = document.forms["myquerybox"].searcher.options[i].value;
				if (tempengine == '')
				{
				  tempengine = document.forms["myquerybox"].searcher.options[i].text;
				};
			};


		for (i=0; i <3; i++)													// all, phrase of any?
			if (document.forms["myquerybox"].method[i].checked) tempmethod = i

		if (tempengine=='Fast')
		{
			url="http://www.alltheweb.com/cgi-bin/search?exec=FAST+Search&type=";
			if (tempmethod==0) temp='all';
			if (tempmethod==1) temp='phrase';
			if (tempmethod==2) temp='any';
			url += temp + "&query=_search_term_|http://www.alltheweb.com/cgi-bin/advsearch";
		};

		if (tempengine=='Translate')
		{
			url="https://translate.google.nl/?hl=nl&tab=wT#auto/nl/_search_term_"+
			"|https://translate.google.nl/?hl=nl&tab=wT#auto/nl/";
		};

		if (tempengine=='etymologie')
		{
			url="http://etymologiebank.nl/zoeken/_search_term_"+
			"|https://etymologiebank.nl";
		};
		
		if (tempengine=='voornamen1')
		{
			url="http://nvb.meertens.knaw.nl/naam/is/_search_term_"+
			"|http://nvb.meertens.knaw.nl/";
		};

		if (tempengine=='voornamen2')
		{
			url="https://www.betekenisnamen.nl/search/_search_term_|https://www.betekenisnamen.nl/";
		};

		if (tempengine=='voornamen3')
		{
			url="http://www.behindthename.com/php/search.php?nmd=n&terms=_search_term_|http://www.behindthename.com/";
		};


		if (tempengine=='achternamen')
		{
//			url="http://www.meertens.knaw.nl/nfd/lijst_namen.php?naam=_search_term_|http://www.meertens.knaw.nl/nfd/";
			url="https://www.cbgfamilienamen.nl/nfb/lijst_namen.php?operator=eq&naam=_search_term_|https://www.cbgfamilienamen.nl/nfb/";
		};

		if (tempengine=='achternamen2')
		{
			url="http://howie.besite.be/~uhuru/names_nl/map.php?name=_search_term_|http://familienaam.nl/";
		};

		if (tempengine=='MSN')
		{
			if (tempmethod==1)
				temp='%22';
			else
				temp='';

			url="http://techpreview.search.msn.nl/results.aspx?q=" + temp + "_search_term_" + temp;
			url=url+'&first=1&count=100|http://techpreview.search.msn.nl/';
		};

		if (tempengine=='YouTube')
		{
			if (tempmethod==1)
				temp='%22';
			else
				temp='';

			url="http://www.youtube.com/results?search_query=" + temp + "_search_term_" + temp + "&search_type=&aq=f";

			url=url+'&first=1&count=100|http://techpreview.search.msn.nl/';
		};

		if (tempengine=='Nitter_nl')
		{
			if (tempmethod==1)
				temp='%22';
			else
				temp='';

			url="https://nitter.net/search?f=tweets&q=" + temp + "_search_term_" + temp+"+lang:nl";

			url=url+'|https://nitter.net/';
		};

		if (tempengine=='Nitter')
		{
			if (tempmethod==1)
				temp='%22';
			else
				temp='';

			url="https://nitter.net/search?f=tweets&q=" + temp + "_search_term_" + temp+"&f=live";

			url=url+'|https://nitter.net/';
		};

		if (tempengine=='Wiki_en')
		{
			if (tempmethod==1)
				temp='%22';
			else
				temp='';
			url="http://en.wikipedia.org/wiki/Special:Search?search=" + temp + "_search_term_" + temp;
			url=url+'&go=Go|http://wikipedia.org';
		};

		if (tempengine=='ebooks1')
		{
			url="https://libgen.li/index.php?req=_search_term_|https://libgen.li/";
//			alert(url);
		};

		if (tempengine=='ebooks2')
		{
			url="https://annas-archive.org/search?lang=&content=&ext=&sort=&q=_search_term_|https://annas-archive.org/";
//			alert(url);
		};
		
		if (tempengine=='ebooks3')
		{
			temp = document.forms["myquerybox"].query.value;
			temp = _replace(temp, '+', '%20');
			temp = _replace(temp, ' ', '%20');

			url = "https://singlelogin.re/s/" + temp + "/?languages%5B0%5D=dutch|https://singlelogin.re/s/";
			
//			alert(url);
		};

		if (tempengine=='Wiki_nl')
		{
			if (tempmethod==1)
				temp='%22';
			else
				temp='';
			url="http://nl.wikipedia.org/wiki/Special:Search?search=" + temp + "_search_term_" + temp;
			url=url+'&go=Go|http://nl.wikipedia.org';
		};

		if (tempengine=='eMule')
		{
			url="http://www.filehash.com/search.html?pattern=_search_term_";
			url=url+'|http://www.filedonkey.com/';
		};

		if (tempengine=='Google')
		{
			if (tempmethod==1)
				url="http://www.google.nl/search?hl=all&as_epq=_search_term_&ft=i&as_qdr=all&as_occt=any&udm=14&num=100";
			else
				url="http://www.google.nl/search?hl=all&as_q=_search_term_&ft=i&as_qdr=all&as_occt=any&udm=14&num=100";

			url=url+'|http://www.google.nl/advanced_search?hl=all&udm=14&num=100';
		};

		if (tempengine=='etymologie')
		{
			document.forms["etymologieForm"].word.value = document.forms["myquerybox"].query.value;
			document.forms["etymologieForm"].submit();
			return false;
		}
		
		if (tempengine=='Google_nl')
		{
			if (tempmethod==1)
				url="http://www.google.nl/search?hl=all&as_epq=_search_term_&lr=lang_nl&ft=i&as_qdr=all&as_occt=any&udm=14&num=100";
			else
				url="http://www.google.nl/search?hl=all&as_q=_search_term_&lr=lang_nl&ft=i&as_qdr=all&as_occt=any&udm=14&num=100";

			url=url+'|http://www.google.nl/advanced_search?hl=all&udm=14&num=100';
		};


		if (tempengine=='IntelliSeek')
		{
			url="http://www.intelliseek.com/cgi-bin/nph-ProFusion.pl?&cstr=display=all&totalverify=all&auto=all&engine1=AltaVista&engine2=Yahoo&engine3=InfoSeek&engine4=LookSmart&engine5=WebCrawler&engine6=Lycos&engine7=Netscape&engine8=Excite&engine9=DirectHit&newLocation=&customEngines=AltaVista%2CInfoSeek%2CLookSmart%2CYahoo%2CNetscape%2CWebCrawler%2CExcite%2CDirectHit%2CLycos&pid=profusion&search=web&log=yes&keyword=profusion&option=";
			if (tempmethod==0) temp='all';
			if (tempmethod==1) temp='phrase';
			if (tempmethod==2) temp='any';
			url += temp + "&queryterm=_search_term_|http://www.intelliseek.com/adv_search.htm";
		};

		if (tempengine=='zWorks')
		{
			url="http://www.zworks.com/srch/srch.cgi?mod=modules&flt=no&what=";
			if (tempmethod==1) temp = '"'; else temp = '';
			url = url + temp + "_search_term_" + temp + '|http://www.zworks.com/';
		};


		if (tempengine=='ixquick (int)')
		{
		    zoekterm = document.forms["myquerybox"].query.value;
			if (zoekterm == "")
			{
			  url = "/cgi-bin/engine.pl?query=&engine=|http://www.ixquick.com/";
			}
			else
			{
			  url="http://ixquick.com/do/metasearch.pl?cat=web&cat=web&cmd=process_search&language=english&query=";
			  if (tempmethod==1) temp = '%22'; else temp = '';
			  zoekterm = _replace(zoekterm, ' ', '+');

			  if (tempmethod==0)
			  {
				zoekterm = '+' + zoekterm;
				zoekterm = _replace(zoekterm, '+', '+%2B');
				zoekterm = _replace(zoekterm, ' ', '+');
			  };

			  url = url + temp + zoekterm + temp;
			};
			document.location.href = url;

			return false;
		}

		if (tempengine=='ixquick (NL)')
		{
		    zoekterm = document.forms["myquerybox"].query.value;
			if (zoekterm == "")
			{
			  url = "/cgi-bin/engine.pl?query=&engine=|http://search.surfboard.nl/";
			}
			else
			{
			  url="http://ixquick.com/do/metasearch.pl?cat=web&cat=web&cmd=process_search&lui=nederlands&language=nederlands&query=";
			  if (tempmethod==1) temp = '%22'; else temp = '';
			  zoekterm = _replace(zoekterm, ' ', '+');

			  if (tempmethod==0)
			  {
				zoekterm = '+' + zoekterm;
				zoekterm = _replace(zoekterm, '+', '+%2B');
				zoekterm = _replace(zoekterm, ' ', '+');
			  };

			  url = url + temp + zoekterm + temp;
			};
			document.location.href = url;

			return false;
		}

		if (tempengine=='Britannica')
		{
			url="http://search.britannica.com/search?query=_search_term_&ct=|http://www.britannica.com/";
		};

		if (tempengine=='Encarta')
		{
			url="http://encarta.msn.com/encnet/refpages/SRPage.aspx?search=_search_term_&Submit2=Go|http://encarta.msn.com/default.asp";
		};

		if (tempengine=='kranten')
		{
			url="http://www.nederlandsch.net/nieuws/?q=_search_term_|http://www.nederlandsch.net/nieuws/";
		};

		if (tempengine=='HotBot')
		{
			url="http://www.hotbot.com/?_v=2&RD=DM&OPs=R&DC=100&domain=&SM="
			if (tempmethod==0) temp='MC'; if (tempmethod==1) temp='phrase'; if (tempmethod==2) temp='SC';
			url += temp + "&MT=_search_term_|http://hotbot.lycos.com/?MT=&SM=MC&DV=0&LG=any&DC=10&DE=2&act.super.x=59&act.super.y=6";
		};

		if (tempengine=='Ilse')
		{
			url="http://www.ilse.nl/?COMMAND=search_for&LANGUAGE=NL&EXTRACT=long&AFTER=&SEARCH_FOR=";
			if (tempmethod==1) temp = '"'; else temp = '';
			url = url + temp + "_search_term_" + temp + "&ANDOR=";
			if (tempmethod<2) temp='AND'; else temp='OR';
			url += temp + '|http://www.ilse.nl/';
		}

		if (tempengine=='AV')
		{
			zoekterm = document.forms["myquerybox"].query.value;
			if (zoekterm == "")
			{
			  url = "/cgi-bin/engine.pl?query=&engine=|http://www.altavista.com/r?L05";
			}
			else
			{
			  url="http://www.altavista.com/cgi-bin/query?pg=q&sc=on&hl=on&kl=XX&stype=stext&q=";
			  if (tempmethod==1) temp = '"'; else temp = '';
			  if (tempmethod==0)
		 	  {
			  	zoekterm = '%2B' + zoekterm;
				zoekterm = _replace(zoekterm, '+', '+%2B');
				zoekterm = _replace(zoekterm, ' ', '+%2B');
			  };

			  url = url + temp + zoekterm + temp;
            };
			document.location.href = url;
			return false;
		}

		document.forms["myquerybox"].engine.value = url
		document.forms["myquerybox"].submit();
		return true;															// nog eens submit, voor oudere browsers ?
	}	// makeURL()

	function vertaalProc()
	// travlangForm is het formulier van www.travlang.com
	// vertaalForm bevat een paar drop-down boxes met bron- en doeltaal en een querybox (query)
	{
		welkeEngine = 'Travlang';

		document.forms["_vertaalForm"].query.value = removeSpaces(document.forms["vertaalForm"].query.value);

		if (welkeEngine == 'Travlang')
		{
			document.forms["_vertaalForm"].engine.value = "http://dictionaries.travlang.com/" +
			document.forms["vertaalForm"].bronTaal.options[document.forms["vertaalForm"].bronTaal.selectedIndex].value +
			document.forms["vertaalForm"].doelTaal.options[document.forms["vertaalForm"].doelTaal.selectedIndex].value +
			'/dict.cgi?max=50&query=_search_term_|http://dictionaries.travlang.com/';
		};
		document.forms["_vertaalForm"].submit();
		return false;
	};

	function zoekPersoon()
	{

		myengine = "";
		mytemp = document.forms["persoonForm"].enginex.selectedIndex;

	    myengine = removeSpaces(document.forms["persoonForm"].enginex.options[mytemp].value);

		myfirst  = removeSpaces(document.forms["persoonForm"].first.value);
		mylast   = removeSpaces(document.forms["persoonForm"].last.value);
		mycity   = removeSpaces(document.forms["persoonForm"].city.value);


		switch (myengine)
		{

		case 'telefoon':
			{
				myfirst = _replace(myfirst, ' ', '+');
				mylast  = _replace(mylast, ' ', '+');
				mycity  = _replace(mycity, ' ', '+');

//				temp = "http://www.detelefoongids.nl/tginl.dll?action=white&type=search&resultsperpage=25&pagestart=1&name2=" + mylast +
//				"&name=&initials=" + myfirst + "&city=" + mycity + "&citycode=&dcity=" + mycity + "&areacode=&dname=" + mylast +
//				"&dwhere=" + mycity + "&country=&source=homepage";

				temp = "http://dtgi.detelefoongids.nl/dtgi/ZoekVanuitCTGi.do?action=white&type=search&resultsperpage=100&pagestart=1&"+
				"name2="+mylast+"&name=&initials="+myfirst+"&city="+mycity+"&citycode=&dcity="+mycity+"&areacode=&dname="+mylast+
				"&dwhere="+mycity+"&country=&source=homepage";

				document.location.href = temp;
				return false;
				break;
			};

		case 'telgids':
			{
				myfirst = _replace(myfirst, ' ', '+');
				mylast  = _replace(mylast, ' ', '+');
				mycity  = _replace(mycity, ' ', '+');

				if (myfirst != '') mylast = mylast + "+" + myfirst;

				document.forms["ggForm"].what.value  = mylast;
				document.forms["ggForm"].where.value = mycity;
				document.forms["ggForm"].submit();
				break;

			};

		case 'MetaSearch':
			{
				window.location.href="http://213.133.123.154/cgi-bin/metanamesearch/metanamesearch.pl?first=" + myfirst + "&last=" + mylast + "&doall=on&timeout=10&exact=on";
				return false;
				break;
			};

		case 'testmail':
			{
				temp = "http://centralops.net/co/EmailDossier.vbs.asp";
				if (mycity != '')
				{
				  temp = temp + "?email=" + mycity + "&vrfy_expn=true";
				};
				window.location.href=temp;
				return false;
				break;
			};

		case 'LinkedIn':
			{
				myfirst = _replace(myfirst, ' ', '+');
				mylast  = _replace(mylast, ' ', '+');
				mycity  = _replace(mycity, ' ', '+');
				
				if (myfirst != '') mylast = mylast + "+" + myfirst;
				if (mylast == '') mylast = mycity;

				temp = "https://www.linkedin.com/search/results/all/?keywords=" + mylast + "&origin=GLOBAL_SEARCH_HEADER";
				
				window.location.href=temp;
				return false;
				break;
			};

		case 'UL':
			{
				if ((mylast == "") && ( mycity != "")) { mylast = mycity };
				document.location.href="http://zoekenopnaam.leidenuniv.nl/index.php?search_for="+mylast;
				return false;
				break;
			};

		case 'ICQ':
			{
				document.forms["frmSearch"].fname.value  = myfirst;
				document.forms["frmSearch"].lname.value   = mylast;
				document.forms["frmSearch"].nickname.value = mycity;
				document.forms["frmSearch"].submit();
				break;
			};

		case 'Surfnet':
			{
				document.forms["surfnetForm"].name.value  = mylast;
				document.forms["surfnetForm"].submit();
				break;
			};
		};
		return false;
	} // zoekPersoon

	function taalZoek()
	{
		if (document.forms["taalForm"].engine.value == 'quote')
		{
			document.forms["quotezForm"].terms.value = removeSpaces(document.forms["taalForm"].query.value);
			document.forms["quotezForm"].submit();
			return false;
		}
		else
		  return true;
	}

	function muziekZoek()
	{
		tempzoek = removeSpaces(document.forms["muziekform"].query.value);

		if (document.forms["muziekform"].engine.value == 'chin')
		{
			if (tempzoek == "")
			{
			  location.href="https://yhg007.com/";
			}
			else
			{
			  document.forms["chinForm"].search.value = tempzoek;
			  document.forms["chinForm"].submit();
			};
			return false;
		} 
		else if (document.forms["muziekform"].engine.value == 'Knaben')
		{
			if (tempzoek == "")
			{
			  location.href="https://knaben.org/search/";
			}
			else
			{
			  // <option value="https://knaben.org/search/_search_term_/0/1/seeders|https://knaben.org/search/">Knaben
			  temp = _replace(document.forms["muziekform"].query.value, '+', '%20');
			  temp = "https://knaben.org/search/" + temp + "/0/1/seeders";
			  window.location.href=temp;
			  return false;
			};
		};
	
	};

	function receptZoek()
	{
		tempzoek = removeSpaces(document.forms["receptForm"].query.value);

		if (document.forms["receptForm"].engine.value == 'interact')
		{
			if (tempzoek == "")
			{
			  location.href="http://kookboek.interact.nl/home.html";
			}
			else
			{
			  document.forms["interactForm"].keyword.value = tempzoek;
			  document.forms["interactForm"].submit();
			};
			return false;
		}

		if (document.forms["receptForm"].engine.value == 'Odin')
		{
			if (tempzoek == "")
			{
		  	location.href="http://odin.nl/nl/recept/receptenboek.asp";
			}
			else
			{
				document.forms["odinForm"].anderegroente.value = tempzoek;
				document.forms["odinForm"].submit();
			};
			return false;
		}
		else return true;
	}

	function _replace(s, zoektekst, vervanging)
	// zoekt in s naar zoektekst en vervangt die dan (telkens) door vervanging
	{
		var temp = '';

		arrayOfStrings = s.split(zoektekst);

   		for (var i=0; i < arrayOfStrings.length-1; i++)
		{
			temp = temp + arrayOfStrings[i] + vervanging;
		};
		temp = temp + arrayOfStrings[arrayOfStrings.length-1];
//		alert('orig = [' + s + ']; zoek = [' + zoektekst + ']; vervang = [' + vervanging + ']; resultaat = [' + temp + ']');
		return temp;
	};

    function checkGeekForm()
	{
		if (document.forms["geekForm"].engine.value == "virus db")
		{
			document.forms["VirusEncyclo01"].otxVNameAlias.value = removeSpaces(document.forms["geekForm"].query.value);
			document.forms["VirusEncyclo01"].submit();
			return false;
		}
        else if (document.forms["geekForm"].engine.value == "archive")
		{
        	bladiebla = removeSpaces(document.forms["geekForm"].query.value);
            if (bladiebla.indexOf("http://") != 0)
			{
				if (bladiebla.indexOf("https://") != 0)
				{
					bladiebla = "http://" + bladiebla;
				};
			};

			window.location = "http://web.archive.org/web/*/" + bladiebla;
            return false;
		}
        else if (document.forms["geekForm"].engine.value == "httpheaders")
		{
        	bladiebla = removeSpaces(document.forms["geekForm"].query.value);
			blaurl = 'http://web-sniffer.net/'
			if (bladiebla != '')
			{
			  if (bladiebla.indexOf("http://") != 0)
			  {
				bladiebla = "http://" + bladiebla;
			  };
			  blaurl = blaurl + '?url=' + escape(bladiebla) + '&submit=Submit&http=1.1&gzip=yes&type=GET&uak=9';
			};


			window.location = blaurl;
            return false;
		}
        else
		{
			return true;
		};
	};

	function checkkaartForm()
	{
		document.forms["kaartForm"].kaartquery.value = removeSpaces(document.forms["kaartForm"].kaartquery.value);
		vraag = document.forms["kaartForm"].kaartquery.value;
		soort = document.forms["kaartForm"].kaartengine.value;
		temp = "";

		if (soort == 'fiets')
		{
		  // iets als https://routeplanner.fietsersbond.nl/#route?locations=14284034&speed=18&routetype=64&preferences=63,71,72&to=Boekel
 		  if (vraag != '')
		  {
		    temp = "asd";
		  }
		  else
		  {
		    temp = 'http://www.expedia.com/pub/agent.dll?qscr=mmfn';
		  }
		}
		else if (soort == 'cycleT')
		{
		  temp = "https://cycle.travel/map?from=Hilversum&to=" + vraag;
		}
		else if (soort == 'livemaps')
		{
 		  if (vraag != '')
		  {
		    temp = "http://www.bing.com/maps/?mkt=nl-nl&q=" + vraag;
		  }
		  else
		  {
		    temp = 'http://www.bing.com/maps/';
		  }

		}
		else if (soort == 'gmaps')
		{
  		  if (vraag != '')
		  {
//		    temp = "http://maps.google.com/maps?hl=en&ie=UTF8&oe=UTF-8&q=" + vraag +
//				"&oi=maps_qr&sa=X&cd=0&cad=map_of_query";
		    temp = "http://maps.google.com/maps?f=q&source=s_q&hl=en&geocode=&q=" + vraag + "&ie=UTF8&t=h";
		  }
		  else
		  {
		    temp = 'http://maps.google.com/';
		  }
		}
		else if (soort == 'osm')
		{
  		  if (vraag != '')
		  {
		    temp = 'https://www.openstreetmap.org/search?query=' + vraag + '&xhr=1';
		  }
		  else
		  {
		    temp = 'https://www.openstreetmap.org/';
		  };
		}
		else if (soort == 'applemaps')
		{
  		  if (vraag != '')
		  {
		    temp = 'https://beta.maps.apple.com/?q=' + vraag;
		  }
		  else
		  {
		    temp = 'https://beta.maps.apple.com/';
		  };
		};
	  	window.location = temp;
		return false;
	};

    function checkFilmForm()
	{
		document.forms["filmForm"].query.value = removeSpaces(document.forms["filmForm"].query.value);

		if (document.forms["filmForm"].engine.value == "moviemeter")
		{
		    if (removeSpaces(document.forms["filmForm"].query.value) == "")
			{
				window.location = "http://www.moviemeter.nl";
				return false;
			}
			else
			{
			  document.forms["moviemeterForm"].search[title].value = removeSpaces(document.forms["filmForm"].query.value);
			  document.forms["moviemeterForm"].submit();
			  return false;
			};
		}

		else if (document.forms["filmForm"].engine.value == "extratitles")
		{
		    if (removeSpaces(document.forms["filmForm"].query.value) == "")
			{
				window.location = "http://titles.box.sk/";
				return false;
			}
			else
			{
			  document.forms["extratitlesForm"].z3.value = removeSpaces(document.forms["filmForm"].query.value);
			  document.forms["extratitlesForm"].submit();
			  return false;
			};
		}
		else if (document.forms["filmForm"].engine.value == "subbiee")
		{
		    if (removeSpaces(document.forms["filmForm"].query.value) == "")
			{
				window.location = "http://www.subbiee.com/";
				return false;
			}
			else
			{
			  document.forms["subbieeForm"].title.value = removeSpaces(document.forms["filmForm"].query.value);
			  document.forms["subbieeForm"].submit();
			  return false;
			};
		}
		else if (document.forms["filmForm"].engine.value == "nlondertitels")
		{
		    if (removeSpaces(document.forms["filmForm"].query.value) == "")
			{
				window.location = "http://www.nlondertitels.com/";
				return false;
			}
			else
			{
			  document.forms["nlondertitelsForm"].search.value = removeSpaces(document.forms["filmForm"].query.value);
			  document.forms["nlondertitelsForm"].submit();
			  return false;
			};
		}
        else
		{
			return true;
		};
	};


// ************************

// preload images

	function preload() {
	  if (WJ)
	  {

	    if (!document.images) return;
	    var ar = new Array();
	    if (!preload.arguments) return;
	    var arguments = preload.arguments;
	    for (var i = 0; i < arguments.length; i++)
	    {
	      ar[i] = new Image();
	      ar[i].src = arguments[i];
	    }
	  }
	}

	function CartoonComboChange(newvalue) {
	  if (WJ)
	  {
//		alert('about to set src to ' + newvalue);
	  if (newvalue == "Fokke en Sukke")
	  {
		document.images['Cartoon'].src='http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/fokkesukke.pl?' + random_str + '&name='+escape(newvalue);
	  }
	  else if (newvalue == "Cowboy Henk")
	  {
		document.images['Cartoon'].src=CowboyHenkImgUrl + '?' + random_str + '&name='+escape(newvalue);
	  }
	  else if (newvalue == "Garfield")
	  {
		document.images['Cartoon'].src='http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/garfield.pl?' + random_str + '&name='+escape(newvalue);
	  }
	  else if (newvalue == "Calvin and Hobbes")
	  {
        document.images['Cartoon'].src='http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/calvinhobbes.pl?' + random_str + '&name='+escape(newvalue);
	  }
	  else if (newvalue == "MisterBoffo")
	  {
        document.images['Cartoon'].src='http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/misterboffo.pl?' + random_str + '&name='+escape(newvalue);
	  }
	  else if (newvalue == "Adamathome")
	  {
        document.images['Cartoon'].src='http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/adamathome.pl?' + random_str + '&name='+escape(newvalue);
	  }
	  else if (newvalue == "Dilbert")
	  {
        document.images['Cartoon'].src='http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/dilbert.pl?' + random_str + '&name='+escape(newvalue);
	  }
	  else if (newvalue == "Userfriendly")
	  {
        document.images['Cartoon'].src='http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/userfriendly.pl?' + random_str + '&name='+escape(newvalue);
	  }
	  else if (newvalue == "ctrlaltdel")
	  {
//	    document.images['Cartoon'].src='http://www.ctrlaltdel-online.com/archives.php?date=last';
	  }
	  else
	  {
	    document.images['Cartoon'].src='/wimjan/images/error404.gif';
	  };
//	  temp = document.images['Cartoon'].height;
//	  alert(temp);
//	  document.images['Cartoon'].height = temp;
      }; // if WJ
	};

	function GetRandomCartoon()
	{
//		alert('aaa');
		if (document.images)
		{
			blaat = Math.floor(document.forms['cartoonForm'].CartoonCombo.options.length * Math.random());
//			alert('blaat = ' + blaat);
 	        temp = document.forms['cartoonForm'].CartoonCombo.options[blaat].value;
			CartoonComboChange(temp);
			SyncCartoonCombo();
		};
// hier stond preload
//		preload("http://www.nrc.nl/FS/vandaag.gif?" + random_str + "&name=Fokke%20en%20Sukke",
//			"http://spitsnet.nl/koots.gif?" + random_str + "name=Koots",
//			"http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/metro.pl?0&" + random_str + "&name=Metro%20Bielzenblues",
//			"http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/metro.pl?1&" + random_str + "&name=Metro%20Scribbly",
//			"http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/metro.pl?2&" + random_str + "&name=Metro%20Wisselstrip",
//			"http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/deardudley.pl?" + random_str + "name=DearDudley",
//			"http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/userfriendly.pl?" + random_str + "name=Userfriendly",
//			"http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/garfield.pl?" + random_str + "name=Garfield",
//			"http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/calvinhobbes.pl?" + random_str + "name=Calvin%20and%20Hobbes",
//			"http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/misterboffo.pl?" + random_str + "name=MisterBoffo",
//			"http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/dilbert.pl?" + random_str + "name=Dilbert",
//			"http://fluweelblad.leidenuniv.nl/~inventio/cgi-bin/adamathome.pl?" + random_str + "name=AdamatHome");

	};

	function SyncCartoonCombo() {
//	alert('bbb');

		s=document.images['Cartoon'].src;
		i=s.lastIndexOf('=')+1;
		t=unescape(s.slice(i));
		i=0;
		Combo=document.forms["cartoonForm"].CartoonCombo;
		while ((i<Combo.options.length) && (Combo.options[i].value!=t)) i++;
		if (i!=Combo.options.length)
			Combo.selectedIndex=i;
	}

	function NextCartoon() {
//		alert('ccc');
		Combo=document.forms["cartoonForm"].CartoonCombo;
		i=(Combo.selectedIndex+1) % Combo.options.length;
// 		if (i==Combo.options.length) i=0;
		Combo.selectedIndex=i;
		CartoonComboChange(Combo[i].value);
		return(false);
	}

	function CartoonHomePage()
	{

	urlArray = new Array("http://www.userfriendly.org/static/", 				// Userfriendly
						 "http://fs.nrc.nl/", 									// Fokke en Sukke
						 "http://www.ctrlaltdel-online.com/archives.php?date=last", // ctrlaltdel
//						 "http://spitsnet.nl/",									// Koots
						 "http://www.rotterdamsdagblad.nl/cowboyhenk/index.php",
//						 "http://www.clubmetro.nl/site/services/cartoons/?cartoon=0",
//						 "http://www.clubmetro.nl/site/services/cartoons/?cartoon=1",
//						 "http://www.clubmetro.nl/site/services/cartoons/?cartoon=2",
//						 "http://www.ucomics.com/deardudley/",					// Dear Dudley
						 "http://www.ucomics.com/calvinandhobbes/",				// Calvin and Hobbes
						 "http://www.ucomics.com/misterboffo/",					// Mister Boffo
						 "http://www.dilbert.com/", 							// Dilbert
						 "http://www.ucomics.com/adamathome/",  			    // Adam at Home
//						 "http://www.ucomics.com/citizendog/",  				// Citizen Dog
//						 "http://www.uexpress.com/ups/comics/sh/",  			// Bliss
						 "http://www.garfield.com/comics/pages/index.html");	// Garfield

//	alert(strip);
	Combo=document.forms["cartoonForm"].CartoonCombo;
	i=Combo.selectedIndex;
	window.location.href=urlArray[i];

	return(false);
	};