function getMonth(date) {

	if (date) {
		days = new Array(0,31,28,31,30,31,30,31,31,30,31,30,31);
		dayname = new Array("zo", "ma", "di", "wo", "do", "vr", "za");
		
		var cdate = "2010-9";
		cday = parseInt(8);

		dparts = date.split("-");
		date_j = dparts[0];
		date_m = parseInt(dparts[1]);
		
		if (new Date(date_j,1,29).getDate() == 29) { days[2] = 29; }

		document.searchForm.dg.length = 0;
		document.searchForm.dg[0] = new Option('', '');
	
		if (document.searchForm.t.options[document.searchForm.t.selectedIndex].value == "camping") {
			for (d=1; d<=days[date_m]; d++) {
				if (date != cdate || date == cdate && d > cday) {
					dt = new Date(date_j,(date_m-1),d);
					dayofweek = dt.getDay();
					document.searchForm.dg[document.searchForm.dg.length] = new Option(''+dayname[dayofweek]+', '+d+'', d);
					}
				}
			}
		else {
			for (d=1; d<=days[date_m]; d++) {
				if (date != cdate || date == cdate && d > cday) {
					dt = new Date(date_j,(date_m-1),d);
					dayofweek = dt.getDay();
					if (dayofweek == 1 || dayofweek == 5) { document.searchForm.dg[document.searchForm.dg.length] = new Option(''+dayname[dayofweek]+', '+d+'', d); }
					}
				}
			}

		}
	else { document.searchForm.dg.length = 0; getPeriod(); }
		
	if(document.searchForm.t.options[document.searchForm.t.selectedIndex].value == "groepsaccommodatie"){

		while(document.searchForm.prs.options.length > 0){
			var c = document.searchForm.prs.options[document.searchForm.prs.options.length-1];
			document.searchForm.prs.options.remove(c);
		}

		var win = document.createElement('option');
		win.text = "";
		win.value = "";
		document.searchForm.prs.options.add(win);
		
		for (p=8; p<=68; p+=20) {
			var win = document.createElement('option');
			if(p==8){
				win.text = p + ' t/m ' + (p+12) + ' Personen';
				win.value = p;
			} else if(p==68){
				win.text = '> ' + (p-8) + ' personen';
				win.value = (p-8);				
			} else {
				win.text = (p-8) + ' t/m ' + (p+12) + ' Personen';
				win.value = (p-8);
			}
			document.searchForm.prs.options.add(win);
		}
	} else {

		while(document.searchForm.prs.options.length > 0){
			var c = document.searchForm.prs.options[document.searchForm.prs.options.length-1];
			document.searchForm.prs.options.remove(c);
		}

		var win = document.createElement('option');
		win.text = "";
		win.value = "";
		document.searchForm.prs.options.add(win);

		for (p=2; p<=12; p++) {
			var win = document.createElement('option');
			win.text = p + ' Personen';
			win.value = p;
			document.searchForm.prs.options.add(win);
		}
	}
		
}
	
	
function getPeriod(day) {

	var date = document.searchForm.akd.options[document.searchForm.akd.selectedIndex].value;
	
	if (document.searchForm.t.options[document.searchForm.t.selectedIndex].value == "camping") {
	
		document.searchForm.vbd.length = 0;

		if (date && day) {
			dparts = date.split("-");
			date_j = dparts[0];
			date_m = parseInt(dparts[1]);

			document.searchForm.vbd[0] = new Option('- maak uw keuze -', '');
			document.searchForm.vbd[document.searchForm.vbd.length] = new Option('1 nacht', '1');
			
			for (d=2; d<14; d++) {
				if (d == 7) { document.searchForm.vbd[document.searchForm.vbd.length] = new Option('1 week', '7'); }
				else { document.searchForm.vbd[document.searchForm.vbd.length] = new Option(d+' nachten', d); }
				}
			document.searchForm.vbd[document.searchForm.vbd.length] = new Option('2 weken', '14');
			}
		else {
			document.searchForm.vbd[0] = new Option('- kies een aankomstdatum -', '');	
			}		

	
		}
	else {
	
		document.searchForm.vbd.length = 0;
		
		if (date && day) {
			dparts = date.split("-");
			date_j = dparts[0];
			date_m = parseInt(dparts[1]);
			
			dt = new Date(date_j,(date_m-1),day);
			dayofweek = dt.getDay();
			
			if (dayofweek == 1) {
				document.searchForm.vbd[0] = new Option('- maak uw keuze -', '');
				document.searchForm.vbd[document.searchForm.vbd.length] = new Option('Midweek', '4');
				document.searchForm.vbd[document.searchForm.vbd.length] = new Option('Week', '7');
				document.searchForm.vbd[document.searchForm.vbd.length] = new Option('2 Weken', '14');
				}
			else {
				document.searchForm.vbd[0] = new Option('- maak uw keuze -', '');
				document.searchForm.vbd[document.searchForm.vbd.length] = new Option('Weekend', '3');
				document.searchForm.vbd[document.searchForm.vbd.length] = new Option('Week', '7');
				document.searchForm.vbd[document.searchForm.vbd.length] = new Option('2 Weken', '14');
				}
			}
		else {
			document.searchForm.vbd[0] = new Option('- kies een aankomstdatum -', '');	
			}

		}
//	else {
//		if (date && day) {
//			document.searchForm.vbd[0] = new Option('- maak uw keuze -', '');
//			document.searchForm.vbd[0].selected = true;
//			}
//		else {
//			document.searchForm.vbd[0] = new Option('- kies een aankomstdatum -', '');
//			document.searchForm.vbd[0].selected = true;
//			}	
//		}
	}
	

function selectPersonen(volw, kind) {
	for (i=0; i<document.searchForm.prs.length; i++) {
		if (document.searchForm.prs[i].value == volw) { document.searchForm.prs[i].selected = true; }
		//if (document.searchForm.knd[i].value == kind) { document.searchForm.knd[i].selected = true; }
		}
	}

	
function selectDay(day) {
	for (i=0; i<document.searchForm.dg.length; i++) {
		if (document.searchForm.dg[i].value == day) { document.searchForm.dg[i].selected = true; }
		}
	}

function selectVbd(duur) {
	for (i=0; i<document.searchForm.vbd.length; i++) {
		if (document.searchForm.vbd[i].value == duur) { document.searchForm.vbd[i].selected = true; }
		}
	}
	
	
function search(typ) {

	err = 0;
	
	//if (!document.searchForm.t.value) {
		//alert("Kies een type verblijf!");
		//err = 1;
	//}

	if (!err) {
		// Check Verfijnoptie
		var tmp_verfijn = "";
		// Set Type Url
		var q_type = "overzicht";
		if(typ!='dagjeweg'){
			if (document.searchForm.akd.value || document.searchForm.dg.value || document.searchForm.vbd.value) {
				if (!document.searchForm.akd.value || !document.searchForm.dg.value || !document.searchForm.vbd.value || !document.searchForm.prs.value || !document.searchForm.knd.value) {
					alert("U dient alle velden onder de rubriek 'verblijf' in te vullen!");
					err = 1;
					}
				else {
					q_type = "verblijf";
					if (tmp_verfijn) { q_type += "/detail"; }
					}
				}
			else if (tmp_verfijn) { q_type = "detail"; }
			}
		}
	if (!err) {
		
		// Set Provincie
		var q_prv = "all";
		if (document.searchForm.prv.value) { q_prv = document.searchForm.prv.value.toLowerCase(); }

		// Set Url voor rewrite
		if(typ=='dagjeweg'){
			var zoekurl = "/dagjeweg";
		} else {
			var zoekurl = "/vakantie";
		}
		
		if (document.searchForm.t.value) { zoekurl += "/"+document.searchForm.t.value; }		
		zoekurl += "/nederland";
		if (q_prv != "all") { zoekurl += "/"+q_prv; }
		//zoekurl += "/lijst";
		//zoekurl += "/1";
		//zoekurl += ".1";

		qs = "";
		if(typ!='dagjeweg'){
			if (document.searchForm.akd.value) { if (!qs) { qs += "?"; } else { qs += "&"; } qs += "akd="+document.searchForm.akd.value; }
			if (document.searchForm.dg.value) { if (!qs) { qs += "?"; } else { qs += "&"; } qs += "dg="+document.searchForm.dg.value; }
			if (document.searchForm.vbd.value) { if (!qs) { qs += "?"; } else { qs += "&"; } qs += "vbd="+document.searchForm.vbd.value; }
			if (document.searchForm.prs.value) { if (!qs) { qs += "?"; } else { qs += "&"; } qs += "prs="+document.searchForm.prs.value; }
			if (document.searchForm.knd.value) { if (!qs) { qs += "?"; } else { qs += "&"; } qs += "knd="+document.searchForm.knd.value; }
		}
		if (document.searchForm.qr.value) { if (!qs) { qs += "?"; } else { qs += "&"; } qs += "qr="+document.searchForm.qr.value; }
		if (tmp_verfijn) { if (!qs) { qs += "?"; } else { qs += "&"; } qs += "bk="+tmp_verfijn; }

		document.location = zoekurl+"/"+qs;
		}		

		
	}