function setLanguage(path){
	document.location.href = path;
}

function submitSearch(){
	searchterm = new String(document.getElementById('query').value);
	searchfield = document.getElementById('query');
	searchfield.className = "";
	if (searchterm == ""){
			searchfield.className = "errorfield";
			alert ("Achtung: Es wurde kein Suchbegriff angegeben!");
			return false;
	} else if (searchterm == "*"){
			if (!confirm("Sie sind sicher, dass sie die gesamte Seite nach jedem Begriff durchsuchen möchten?")) return false;
	}
	document.getElementById('searchForm').submit();
	return true;
}

function printPage() {
	// window.open (BasePath + "print.php?lang=" + Lang + "&site=" + escape(Self) , "printwindow", "height=600, width=620, scrollbars=auto, status=yes");
	window.focus();
	window.print();
}

function setURL(url){
	document.location.href = url;
}

function setURLTARGET(url, target){
	if (target == "_blank"){
		window.open (url);
	} else {
		document.location.href = url;
	}
}

function enlargeImage(file){
	imageWindow = window.open(BasePath + "image_enlarge.php?lang=" + Lang + "&file=" + file, "imageWindow", "width=1024, height=768, scrollbars=no, resize=no");
}

var currentObj;
currentObj = false;

function setCourse(obj){
		action = obj.style.backgroundColor == '' ? 'show' : 'hide';
		listingobj = document.getElementById(obj.id + "_listing");
		switch (action){
			case "show":
				obj.style.backgroundColor = '#FFFFFF';
				obj.style.borderBottom = 'none';
            if (BrowserDetect.browser == "Firefox" || BrowserDetect.browser == "Mozilla") {
				   listingobj.style.display='table-cell';
				} else {
				   listingobj.style.display='block';
				}
				currentObj = obj;
			break;
			case "hide":
			default:
				obj.style.backgroundColor = '';
				obj.style.borderBottom = '1px solid #D7D7D7';
				listingobj.style.display='none';
			break;
		}
}

function unsetCourse(obj){
	if (currentObj == false) return;
	if (obj.id == currentObj.id) return false;
	obj = currentObj;
	listingobj = document.getElementById(obj.id + "_listing");
	obj.style.backgroundColor = '';
	obj.style.borderBottom = '1px solid #D7D7D7';
	listingobj.style.display='none';
}

function openRegistrationForm(regFormID){
	regWindow = window.open(BasePath + Lang + "_eventform.php/eid/" + regFormID, "regWindow", "width=527, height=584, scrollbars=yes, resize=no");
}

function openContactForm(){
	contactWindow = window.open(BasePath + Lang + "_partnerform.php", "contactWindow", "width=510, height=520, scrollbars=no, resize=no");
}

function checkEventForm(){
		errorArray = new Array();
		fieldArray = new Array("field_name", "field_adress", "field_zip", "field_town", "field_email");
		
		for(f=0; f<fieldArray.length; f++){
			document.getElementById(fieldArray[f]).className = "";
		}
		
		form = document.getElementById('eventForm');
		if (typeof(form) != "object") return false;
		// CHECK FIELDS
		field = getFormField("field_company");
		if (field.value == "") errorArray.push(field);
		
		field = getFormField("field_name");
		if (field.value == "" || field.value.length < 3) errorArray.push(field);
		
		field = getFormField("field_adress");
		if (field.value == "" || field.value.length < 5) errorArray.push(field);
		
		field = getFormField("field_zip");
		if (field.value == "" || field.value.length < 4) errorArray.push(field);
		
		field = getFormField("field_town");
		if (field.value == "" || field.value.length < 3) errorArray.push(field);
		
		field = getFormField("field_email");
		if (field.value == "" || field.value.length < 3 || field.value.indexOf('@') == -1 || field.value.lastIndexOf('.')<=field.value.indexOf('@')) errorArray.push(field);
		
		if (errorArray.length > 0){
				// SET ERRORS
				for(f=0; f<errorArray.length; f++){
					with (eval(errorArray[f])) className = "errorfield";
				}
				document.getElementById('errorMessage').style.display = "block";
				return false;
		} else {
				document.getElementById('errorMessage').style.display = "none";
				form.submit();
				return true;
		}
}

function checkOrderForm(){
		bookValue = 0;
		for(f=1; f<6; f++){ bookValue += Number(document.getElementById('book' + f).value); }
		if (bookValue == 0){
				alert("Bitte wählen Sie zumindest ein Buch!");
				return false;
		}
		
		errorArray = new Array();
		fieldArray = new Array("field_name", "field_adress", "field_zip", "field_town", "field_email");
		
		for(f=0; f<fieldArray.length; f++){
			document.getElementById(fieldArray[f]).className = "";
		}
		
		// CHECK FIELDS
		field = getFormField("field_company");
		if (field.value == "") errorArray.push(field);
		
		field = getFormField("field_name");
		if (field.value == "" || field.value.length < 3) errorArray.push(field);
		
		field = getFormField("field_adress");
		if (field.value == "" || field.value.length < 5) errorArray.push(field);
		
		field = getFormField("field_zip");
		if (field.value == "" || field.value.length < 4) errorArray.push(field);
		
		field = getFormField("field_town");
		if (field.value == "" || field.value.length < 3) errorArray.push(field);
		
		field = getFormField("field_email");
		if (field.value == "" || field.value.length < 3 || field.value.indexOf('@') == -1 || field.value.lastIndexOf('.')<=field.value.indexOf('@')) errorArray.push(field);
		
		if (errorArray.length > 0){
				// SET ERRORS
				for(f=0; f<errorArray.length; f++){
					with (eval(errorArray[f])) className = "errorfield";
				}
				return false;
		} else return true;
}

function getFormField(fieldID){
		return document.getElementById(fieldID);
}

function calcOrder(){
		/*
		bookValue = 0;
		for(f=1; f<6; f++){ bookValue += Number(document.getElementById('book' + f).value); }
		orderString = "Sie bestellen " + bookValue + " Produkt";
		if (bookValue > 1) orderString += "e";
		orderString += " zum Preis von";
		document.getElementById('orderAmount').innerHTML = orderString;

		document.getElementById('orderPrice').innerHTML = "&euro; " + Number(bookValue*109) + ",00*";
		*/
}

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.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"
		},
		{	// 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();