changeDivHTML = function(tab_no){	
						var div = "secondNav";	
						
						//aktueller tab aktiv schalten
						document.getElementById("tab"+tab_no).style.backgroundPosition="0px 0px";
						document.getElementById("tab"+tab_no).style.color="#666666";
						
						//die anderen tabs deaktivieren
						for (var i=1;i<5;i++){
							if(i!==tab_no){
								document.getElementById("tab"+i).style.backgroundPosition="0px -23px";
								document.getElementById("tab"+i).style.color="#FFFFFF";							
								}
						}


						if (tab_no==1){	
													
							
						var text = 	"<div style=\"float:left;width:45%;padding:3px;border:solid 0px;margin-left:15px;\"><br>"+
												"<ul>"+
												"<li><a href=\"/index.php?id=1234\" onmouseover=\"changeAddHTML(1);\">Verkehrsplanung / Verkehrstechnik</a></li>"+
												"<li><a href=\"/index.php?id=798\" onmouseover=\"changeAddHTML(2);\">Verkehrsmanagement / ITS</a></li>"+
												"<li><a href=\"/index.php?id=1178\" onmouseover=\"changeAddHTML(3);\">Transportroutenplanung</a></li>"+
												"<li><a href=\"/index.php?id=3492\" onmouseover=\"changeAddHTML(4);\">Tourenplanung & -optimierung</a></li>"+
												"<li><a href=\"/index.php?id=749\" onmouseover=\"changeAddHTML(5);\">Geomanagement & Au&szlig;endienst</a></li>"+
												"<li><a href=\"/index.php?id=748\" onmouseover=\"changeAddHTML(6);\">Developer Components</a></li>"+
												"<li><a href=\"/index.php?id=2772\" onmouseover=\"changeAddHTML(7);\">Navigation</a></li>"+
												"<li><a href=\"/index.php?id=876\" onmouseover=\"changeAddHTML(8);\">Consulting</a></li>"+
												"</ul></div>"+
												"<div id=\"add\" style=\"float:left;width:45%;margin-top:10px;border:solid 0px #CCCCCC;\">"+
												"</div>";
												
												
															}
						else if (tab_no==2){
							
						var text = 	"<div style=\"float:left;width:29%;padding:5px;border:solid 0px;margin-right:6px;\"><h4>Aktuelles</h4>"+
												"<ul>"+
												"<li><a href=\"/index.php?id=1065\">Presse</a></li>"+
												"<li><a href=\"/index.php?id=1951\">Newsletter</a></li>"+
												"<li><a href=\"/index.php?id=1036\">Kundenmagazin</a></li>"+
												"<li><a href=\"/index.php?id=1035\">Glossar</a></li>"+
												"</ul></div>"+
												"<div style=\"float:left;width:29%;padding:5px;border:solid 0px;margin-right:6px;\"><h4>Messen & Events</h4>"+
												"<ul>"+
												"<li><a href=\"/index.php?id=1033\">Termin&uuml;bersicht</a></li>"+
												"<li><a href=\"/index.php?id=1027\">Kunstf&ouml;rderung</a></li>"+
												"</ul></div>"+
												"<div style=\"float:left;width:32%;padding:5px;border:solid 0px;margin-right:6px;\"><h4>Jobs & Karriere</h4>"+
												"<ul>"+
												"<li><a href=\"/index.php?id=3650\">Festanstellungen</a></li>"+
												"<li><a href=\"/index.php?id=3664\">Praktika</a></li>"+
												"<li><a href=\"/index.php?id=3666\">Diplom-Arbeit Bachelor-Arbeit Master-Thesis</a></li>"+
												"<li><a href=\"/index.php?id=3652\">Studentische Hilfskr&auml;fte</a></li>"+
												"</ul></div>";
											}
							
						else if (tab_no==3){
							
						var text = 
												
												"<div style=\"float:left;width:45%;padding:3px;border:solid 0px;margin-left:15px;\"><h4>Downloads</h4>"+
												"<ul>"+
												"<li><a href=\"/index.php?id=1223\">Demoversionen</a></li>"+
												"<li><a href=\"/index.php?id=1189\">Produktinformationen</a></li>"+
												"<li><a href=\"/index.php?id=1187\">Referenzen</a></li>"+
												"<li><a href=\"/index.php?id=1190\">Servicepacks</a></li>"+
												"</ul></div>"+						
												"<div style=\"float:left;width:40%;padding:3px;border:solid 0px;margin-left:45px;\"><h4>Infos</h4>"+
												"<ul>"+
												"<li><a href=\"/index.php?id=1227\">FAQ</a></li>"+
												"<li><a href=\"/index.php?id=1227\">Hotline</a></li>"+
												"<li><a href=\"/index.php?id=1227\">Schulungen</a></li>"+
												"<li><a href=\"/index.php?id=1240\">Tutorial-Shop</a></li>"+
												"<li><a href=\"/index.php?id=2805\">Fernwartung (netviewer)</a></li>"+
											  "</ul><ul>"+
												"</ul></div>";
							}			
						
						else if (tab_no==4){
							
						var text = 
						"<div style=\"float:left;width:35%;padding:2px;border:solid 0px;margin-left:1px;\">"+
						"<ul>"+
						"<li><a href=\"http://www.mapandguide.de/index.php?id=192\" target=\"blank_\">map&guide</a><ul>"+
						"<li><a href=\"http://www.mapandguide.de/index.php?id=217\" target=\"blank_\">map&guide call center</a></li>"+
						"<li><a href=\"http://www.mapandguide.de/index.php?id=229\" target=\"blank_\">map&guide intranet</a></li>"+
						"<li><a href=\"http://www.mapandguide.de/index.php?id=235\" target=\"blank_\">map&guide professional</a></li>"+
						"<li><a href=\"http://www.mapandguide.de/index.php?id=481\" target=\"blank_\">map&guide add-on +</a></li>"+
						"<li><a href=\"http://www.mapandguide.de/index.php?id=477\" target=\"blank_\">map&guide add-on call center</a></li>"+
						"</ul>"+
						
						
						"</ul></div>"+
						"<div style=\"float:left;width:31%;padding:2px;border:solid 0px;margin-right:0px;\">"+
						"<ul>"+
						"<li><a href=\"/index.php?id=2777\">PTV Fleet Navigator</a></li>"+	
						"<li><a href=\"/index.php?id=3497\">PTV Intertour Strategy</a></li>"+					
						"<li><a href=\"/index.php?id=769\">PTV Map&Market</a><ul>"+
						"<li><a href=\"/index.php?id=772\">Personal</a></li>"+
						"<li><a href=\"/index.php?id=872\">Planner</a></li>"+
						"<li><a href=\"/index.php?id=871\">Premium</a></li>"+
						"<li><a href=\"/index.php?id=873\">Print</a></li></ul>"+
						"<li><a href=\"/index.php?id=791\">PTV Maps</a></li>"+
						"<li><a href=\"/index.php?id=863\">PTV MapServer</a></li>"+
						"<li><a href=\"/index.php?id=2533\">PTV MobilityPlatform</a></li>"+		
						"<li><a href=\"/index.php?id=2778\">PTV Navigation SDK</a></li>"+								
						"</ul></div>"+
						"<div style=\"float:left;width:30%;padding:2px;border:solid 0px;\">"+
						"<ul>"+
						"<li><a href=\"/index.php?id=805\">PTV RoadRunner</a></li>"+
						"<li><a href=\"http://www.ptvsmartour.de\">PTV SmarTour</a></li>"+
						"<li><a href=\"/index.php?id=2531\">PTV TrafficCount Management</a></li>"+
						"<li><a href=\"/index.php?id=847\">PTV TrafficPlatform</a></li>"+
						"<li><a href=\"/index.php?id=2776\">PTV Truck Navigator</a></li>"+
						"<li><a href=\"/index.php?id=1267\">PTV Validate</a></li>"+
						"<li><a href=\"/index.php?id=1262\">PTV Vision</a><ul>"+
						"<li><a href=\"/index.php?id=1284\">VISUM</a></li>"+
						"<li><a href=\"/index.php?id=1272\">VISSIM</a></li>"+
						"<li><a href=\"/index.php?id=4197\">VISWALK</a></li>"+
						"<li><a href=\"/index.php?id=1271\">SITRAFFIC</a></li>"+
						"<li><a href=\"/index.php?id=1325\">EUSKA</a></li></ul>"+
						"<li><a href=\"/index.php?id=864\">PTV xServer</a></li>"+
					
						"</ul></div>";					
							
							}
							
						
										
						document.getElementById('tab1').className="";
						document.getElementById('tab2').className="";
						document.getElementById('tab3').className="";	
						document.getElementById('tab4').className="";
							
						document.getElementById(div).innerHTML=text;
						document.getElementById('tab'+tab_no).className="current";
						}
						
						
			
			
			
changeAddHTML = function(div_no){	
					
						var div = "add";	
						
						
						if (div_no==1){	
							var text = 
							"<div id=\"addnav\"><b>Verkehrsplanung / Verkehrstechnik</b><ul>"+
							"<li><a href=\"/index.php?id=1275\">Fu&szlig;g&auml;ngersimulation</a></li>"+
							"<li><a href=\"/index.php?id=1281\">Nachfragemodellierung</a></li>"+
							"<li><a href=\"/index.php?id=1263\">Public Transport</a></li>"+
							"<li><a href=\"/index.php?id=1262\">PTV Vision</a></li>"+
							"<li><a href=\"/index.php?id=1284\">Verkehrsmodelle</a></li>"+
							"<li><a href=\"/index.php?id=1264\">Verkehrssicherheit</a></li>"+
							"<li><a href=\"/index.php?id=1272\">Verkehrssimulation</a></li>"+
							"</ul>";
						}	
						
						

						else if (div_no==2){	
							var text = 
							"<div id=\"addnav\"><b>Verkehrsmanagement / ITS</b><ul>"+
							"<li><a href=\"/index.php?id=835\">Mobilit&auml;tsdienste</a></li>"+
							"<li><a href=\"/index.php?id=820\">Telematik</a></li>"+
							"<li><a href=\"/index.php?id=1098\">Verkehrslage</a></li>"+
							"</ul>";

						}	
						
						else if (div_no==3){	
							var text = 
							"<div id=\"addnav\"><b>Transportroutenplanung</b><ul>"+
							"<li><a href=\"/index.php?id=1178\">CO2-Emissionsberechnung</a></li>"+
							"<li><a href=\"/index.php?id=1178\">Entfernungsberechnung</a></li>"+
							"<li><a href=\"/index.php?id=1178\">Lkw-Routenplanung</a></li>"+
							"<li><a href=\"/index.php?id=1178\">map&guide</a></li>"+
							"<li><a href=\"/index.php?id=1178\">Maut</a></li>"+
							"</ul>";

						}	
						
						else if (div_no==4){	
							var text = 
							"<div id=\"addnav\"><b>Tourenplanung & -optimierung</b><ul>"+
							"<li><a href=\"http://www.ptvsmartour.de\">PTV SmarTour</a></li>"+
							"<li><a href=\"/index.php?id=3500\">Operative Planung</a></li>"+
							"<li><a href=\"/index.php?id=3497\">Strategische Planung</a></li>"+
							"</ul>";

						}	
						
						else if(div_no==5){	
												
							var text = 
							"<div id=\"addnav\"><b>Geomanagement & Au&szlig;endienst</b><br><ul>"+
							"<li><a href=\"/index.php?id=871\">Au&szlig;endienstoptimierung</a></li>"+
							"<li><a href=\"/index.php?id=871\">Besuchstourenplanung</a></li>"+
							"<li><a href=\"/index.php?id=872\">Expansions- / Filialplanung </a></li>"+
							"<li><a href=\"/index.php?id=872\">Gebietsplanung</a></li>"+
							"<li><a href=\"/index.php?id=749\">Geomarketing</a></li>"+
							"<li><a href=\"/index.php?id=872\">Standortplanung</a></li>"+
							"<li><a href=\"/index.php?id=873\">Zustellplanung / Haushaltswerbung</a></li>"+
							"</ul>";
						}
						
						else if(div_no==6){	
												
							var text = 
							"<div id=\"addnav\"><b>Developer Components</b><br/><ul>"+
							"<li><a href=\"/index.php?id=793\">Adressgeokodierung</a></li>"+
							"<li><a href=\"/index.php?id=791\">Digitale Karten</a></li>"+
							"<li><a href=\"/index.php?id=864\">Distanzmatrizen</a></li>"+
							"<li><a href=\"/index.php?id=793\">Mautberechnung</a></li>"+
							"<li><a href=\"/index.php?id=793\">Routenberechnung</a></li>"+
							"<li><a href=\"/index.php?id=1124\">SAP Integration</a></li>"+
							"<li><a href=\"/index.php?id=864\">Touroptimierung</a></li>"+	
							"<li><a href=\"/index.php?id=2772\">Navigationsl&ouml;sungen</a></li>"+						
							"</ul>";
						}
						
						else if(div_no==7){	
												
							var text = 
							"<div id=\"addnav\"><b>Navigation</b><br/><ul>"+
							"<li><a href=\"/index.php?id=2776\">Connected navigation</a></li>"+
							"<li><a href=\"/index.php?id=2777\">Flottennavigation</a></li>"+
							"<li><a href=\"/index.php?id=2779\">Guided Navigation</a></li>"+
							"<li><a href=\"/index.php?id=2776\">LKW-Navigation</a></li>"+
							"<li><a href=\"/index.php?id=2778\">Navigation SDK</a></li>"+	
							"</ul>";
						}
						
						else if(div_no==8){	
												
							var text = 
							"<div id=\"addnav\"><b>Consulting</b><br/><ul>"+
							"<li><a href=\"/index.php?id=1003\">Verkehrsplanung</a></li>"+
							"<li><a href=\"/index.php?id=1005\">Verkehrstechnik</a></li>"+
							"<li><a href=\"/index.php?id=4291\">Verkehrsleittechnik</a></li>"+
							"<li><a href=\"/index.php?id=1006\">&Ouml;PNV</a></li>"+
							"<li><a href=\"/index.php?id=3671\">Transportlogistik</a></li>"+
							"<li><a href=\"/index.php?id=1203\">Aussendienstoptimierung</a></li>"+		
							"</ul>";
						}	
						
						
						
						
						
						
						
						else {
							var text="";	
						}		
						
								
						document.getElementById(div).innerHTML=text;		
						
					
											
						}