/***********************
 * wfw-film JavaScript *
 ***********************/

/* Namen der aktuell geöffneten Datei ermitteln */
var path_curr = window.location.pathname;
path_curr = path_curr.replace(/\\/g,'/'); // backslash to slash (IE local)
path_curr = path_curr.replace(/^.*wfw-film(\.de)?\/|^\//,''); // remove local path (local)
path_curr = path_curr.replace(/[\?\#].*$/,''); // remove QUERY_STRING (if existing)

/* Verzeichnistiefe und Hyperlink prefix */
var path_depth = path_curr.split(/\//);
var path_prefix = '';
for(var i=1; i<path_depth.length; i++) path_prefix += '../';

var is_left_menu = false;

/* Dokumentkopf (grün-schwarze Überschrift mit Logo) */
function site_head() {
	document.write('<div class="topwfw-parent">');
	document.write('<div class="topwfw"><a href="'+path_prefix+'./" title="Zur Startseite">');
	document.write('<img src="'+path_prefix+'img/topwfw-new.gif" alt="wfw" class="wfw" align="left">');
	document.write('<\/a> Wissenschaftliche Filme f&uuml;r Unterricht und Weiterbildung<\/div><\/div>');

	// google analytics
	document.write("<script src='http://www.google-analytics.com/ga.js' type='text/javascript'><\/script>");
}

/* Menüfunktionen */
function left_menu_item(text, url){
	if(url == path_curr){
		document.write('<span class="currpage">'+ text + '<\/span><br>');
	}else{
		document.write('<a href="'+ path_prefix + url +'">');
		document.writeln(text + '<\/a><br>');
	}
}
function left_menu(){
	is_left_menu = true;
	document.write('<table cellspacing="0" cellpadding="0" width="100%"><tr>');
	document.write('<td class="leftmenu">');
	left_menu_item('Home','./');
	left_menu_item('Aktuelles','aktuelles.html');
	left_menu_item('&Uuml;ber wfw-Film','about.html');
	left_menu_item('Auszeichnungen','auszeichnungen.html');
	document.writeln('Film&uuml;bersicht<div style="margin-left:1ex">');
	  left_menu_item('Biologie','biologie.html');
	  left_menu_item('Geographie','geographie.html');
	  left_menu_item('Chemie','chemie.html');
	  left_menu_item('Mensch, Natur u. Kultur','menuk.html');
	  left_menu_item('Bildende Kunst','bildende-kunst.html');
	  left_menu_item('Religion / Ethik','religion-ethik.html');
	  left_menu_item('Sonstiges','sonstiges.html');
	document.writeln('<\/div>');
//	left_menu_item('Preisliste','preisliste.html');
	left_menu_item('Kontakt','kontakt.html');
	document.write('<\/td><td valign="top">');
}

/* Dokumentfuß (Copyright, Haftungsausschluss...) */
function site_foot() {
	if(is_left_menu) {
		document.write('<\/td><\/tr><\/table>');
	}
	document.write('<div class="infofooter">');
	document.write('&copy; wfw-Film &ndash; Wissenschaftliche Filme f&uuml;r Unterricht und Weiterbildung');
	document.write('<br>Tel. 07128/2700, Fax 07128/2720');
	document.write(' | <a href="'+path_prefix+'kontakt.html">Kontakt<\/a>');
	document.write(' | <a href="'+path_prefix+'impressum.html">Impressum<\/a>');
	document.write(' | <a href="'+path_prefix+'impressum.html#disclaimer">Haftungsausschluss<\/a>');
	document.write('<\/div>');

	// google analytics
	try {
		var pageTracker = _gat._getTracker("UA-4930084-3");
		pageTracker._trackPageview();
	} catch(err) {
	}
}

/* mailto-funktion */
function m(user, domain, text) {
	var email = user + '@' + domain;
	if(!text) var text = email;
	document.write('<a href="mail'+'to:');
	document.write(email);
	document.write('">' + text + '<\/a>');
}