jQuery(document).ready(function(){
			 var originalhtmlvon = jQuery("#dropdownchildvon").html();
			 var originalhtmlnach = jQuery("#dropdownchildnach").html();


			 
			 jQuery("#dropdownchildvon").change(function() 
			{ 
				var selected = jQuery("#bus_von").val();
				var selectednach = jQuery("#bus_nach").val();				
		 
		switch(selected){
	
	case "16":
/* Berlin */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="32">Hannover</option>' + 
			  '<option value="8">Köln</option>' + 
			  '<option value="142">Mannheim</option>' + 
			  '<option value="23">Stuttgart</option>' + 
			  '<option value="24">Ulm</option>' + 
			  '</select>';break;	

case "180":
/* Bielefeld */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="38">Leipzig</option>' + 
			  '</select>';break;	

case "215":
/* Bochum */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="7">Frankfurt am Main</option>' + 
			  '<option value="348">Scheeßel (Hurricane Festival)</option>' + 
			  '</select>';break;	

case "140":
/* Chemnitz */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="27">München</option>' + 
			  '<option value="26">Nürnberg</option>' + 
			  '</select>';break;	

case "171":
/* Dortmund */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="7">Frankfurt am Main</option>' + 
			  '</select>';break;	

case "17":
/* Dresden */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="142">Mannheim</option>' + 
			  '<option value="24">Ulm</option>' + 
			  '</select>';break;	

case "150":
/* Düsseldorf */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="7">Frankfurt am Main</option>' + 
			  '</select>';break;	

case "9":
/* Frankfurt am Main */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="214">Bochum</option>' + 
			  '<option value="172">Dortmund</option>' + 
			  '<option value="135">Düsseldorf</option>' + 
			  '<option value="489">Holzminden</option>' + 
			  '<option value="8">Köln</option>' + 
			  '<option value="38">Leipzig</option>' + 
			  '<option value="142">Mannheim</option>' + 
			  '<option value="356">Regensburg</option>' + 
			  '<option value="494">Sindelfingen</option>' + 
			  '<option value="23">Stuttgart</option>' + 
			  '<option value="490">Weimar</option>' + 
			  '</select>';break;	

case "475":
/* Freiburg im Breisgau */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="27">München</option>' + 
			  '</select>';break;	

case "234":
/* Göttingen */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="152">Karlsruhe</option>' + 
			  '<option value="368">Tübingen</option>' + 
			  '</select>';break;	

case "20":
/* Hamburg */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="8">Köln</option>' + 
			  '<option value="366">Lübeck</option>' + 
			  '<option value="23">Stuttgart</option>' + 
			  '<option value="24">Ulm</option>' + 
			  '<option value="178">Wiesbaden</option>' + 
			  '<option value="158">Würzburg</option>' + 
			  '</select>';break;	

case "40":
/* Hannover */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="28">Berlin</option>' + 
			  '<option value="207">Kaiserslautern</option>' + 
			  '<option value="368">Tübingen</option>' + 
			  '</select>';break;	

case "488":
/* Holzminden */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="7">Frankfurt am Main</option>' + 
			  '</select>';break;	

case "491":
/* Kaiserslautern  */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="32">Hannover</option>' + 
			  '</select>';break;	

case "128":
/* Kassel */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="38">Leipzig</option>' + 
			  '</select>';break;	

case "10":
/* Köln */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="28">Berlin</option>' + 
			  '<option value="7">Frankfurt am Main</option>' + 
			  '<option value="31">Hamburg</option>' + 
			  '<option value="23">Stuttgart</option>' + 
			  '</select>';break;	

case "143":
/* Leipzig */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="181">Bielefeld</option>' + 
			  '<option value="7">Frankfurt am Main</option>' + 
			  '<option value="127">Kassel</option>' + 
			  '</select>';break;	

case "367":
/* Lübeck */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="31">Hamburg</option>' + 
			  '</select>';break;	

case "353":
/* Ludwigshafen */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="487">Neumünster</option>' + 
			  '</select>';break;	

case "107":
/* Mainz */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="27">München</option>' + 
			  '</select>';break;	

case "141":
/* Mannheim */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="29">Dresden</option>' + 
			  '<option value="7">Frankfurt am Main</option>' + 
			  '<option value="494">Sindelfingen</option>' + 
			  '<option value="23">Stuttgart</option>' + 
			  '</select>';break;	

case "211":
/* Mönchengladbach */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="23">Stuttgart</option>' + 
			  '</select>';break;	

case "22":
/* München */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="138">Chemnitz</option>' + 
			  '<option value="474">Freiburg im Breisgau</option>' + 
			  '<option value="109">Mainz</option>' + 
			  '<option value="320">Münster</option>' + 
			  '<option value="23">Stuttgart</option>' + 
			  '<option value="368">Tübingen</option>' + 
			  '</select>';break;	

case "321":
/* Münster */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="27">München</option>' + 
			  '</select>';break;	

case "486":
/* Neumüster */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="430">Ludwigshafen</option>' + 
			  '</select>';break;	

case "65":
/* Nürnberg */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="138">Chemnitz</option>' + 
			  '</select>';break;	

case "355":
/* Regensburg */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="7">Frankfurt am Main</option>' + 
			  '</select>';break;	

case "354":
/* Scheeßel (Hurricane Festival) */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="214">Bochum</option>' + 
			  '</select>';break;	

case "13":
/* Stuttgart */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="28">Berlin</option>' + 
			  '<option value="7">Frankfurt am Main</option>' + 
			  '<option value="8">Köln</option>' + 
			  '<option value="142">Mannheim</option>' + 
			  '<option value="213">Mönchengladbach</option>' + 
			  '<option value="27">München</option>' + 
			  '</select>';break;	

case "369":
/* Tübingen */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="233">Göttingen</option>' + 
			  '<option value="32">Hannover</option>' + 
			  '<option value="27">München</option>' + 
			  '</select>';break;	

case "139":
/* Ulm */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="28">Berlin</option>' + 
			  '<option value="29">Dresden</option>' + 
			  '<option value="31">Hamburg</option>' + 
			  '</select>';break;	

case "424":
/* Weimar */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="7">Frankfurt am Main</option>' + 
			  '</select>';break;	

case "14":
/* Würzburg */
		 childx = '<select id="bus_nach" name="bus_nach" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="31">Hamburg</option>' + 
			  '</select>';break;	

	


			default:
			childx = originalhtmlnach;
			jQuery("#dropdownchildvon").html(originalhtmlvon);
			break;
			}

			jQuery("#dropdownchildnach").html(childx);
			jQuery("#bus_nach").val(selectednach );
		
		
		});
			jQuery("#dropdownchildnach").change(function() 
    { 
 
        var selected = jQuery("#bus_nach").val(); 
        var selectedvon = jQuery("#bus_von").val();


    switch(selected){
	
	case "32":
/* Hannover */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="16">Berlin</option>' + 
			  '<option value="491">Kaiserslautern </option>' + 
			  '<option value="369">Tübingen</option>' + 
			  '</select>';break;	

case "8":
/* Köln */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="16">Berlin</option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '<option value="20">Hamburg</option>' + 
			  '<option value="13">Stuttgart</option>' + 
			  '</select>';break;	

case "142":
/* Mannheim */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="16">Berlin</option>' + 
			  '<option value="17">Dresden</option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '<option value="13">Stuttgart</option>' + 
			  '</select>';break;	

case "23":
/* Stuttgart */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="16">Berlin</option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '<option value="20">Hamburg</option>' + 
			  '<option value="10">Köln</option>' + 
			  '<option value="141">Mannheim</option>' + 
			  '<option value="211">Mönchengladbach</option>' + 
			  '<option value="22">München</option>' + 
			  '</select>';break;	

case "24":
/* Ulm */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="16">Berlin</option>' + 
			  '<option value="17">Dresden</option>' + 
			  '<option value="20">Hamburg</option>' + 
			  '</select>';break;	

case "38":
/* Leipzig */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="180">Bielefeld</option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '<option value="128">Kassel</option>' + 
			  '</select>';break;	

case "7":
/* Frankfurt am Main */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="215">Bochum</option>' + 
			  '<option value="171">Dortmund</option>' + 
			  '<option value="150">Düsseldorf</option>' + 
			  '<option value="488">Holzminden</option>' + 
			  '<option value="10">Köln</option>' + 
			  '<option value="143">Leipzig</option>' + 
			  '<option value="141">Mannheim</option>' + 
			  '<option value="355">Regensburg</option>' + 
			  '<option value="13">Stuttgart</option>' + 
			  '<option value="424">Weimar</option>' + 
			  '</select>';break;	

case "348":
/* Scheeßel (Hurricane Festival) */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="215">Bochum</option>' + 
			  '</select>';break;	

case "27":
/* München */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="140">Chemnitz</option>' + 
			  '<option value="475">Freiburg im Breisgau</option>' + 
			  '<option value="107">Mainz</option>' + 
			  '<option value="321">Münster</option>' + 
			  '<option value="13">Stuttgart</option>' + 
			  '<option value="369">Tübingen</option>' + 
			  '</select>';break;	

case "26":
/* Nürnberg */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="140">Chemnitz</option>' + 
			  '</select>';break;	

case "214":
/* Bochum */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '<option value="354">Scheeßel (Hurricane Festival)</option>' + 
			  '</select>';break;	

case "172":
/* Dortmund */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '</select>';break;	

case "135":
/* Düsseldorf */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '</select>';break;	

case "489":
/* Holzminden */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '</select>';break;	

case "356":
/* Regensburg */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '</select>';break;	

case "494":
/* Sindelfingen */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '<option value="141">Mannheim</option>' + 
			  '</select>';break;	

case "490":
/* Weimar */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="9">Frankfurt am Main</option>' + 
			  '</select>';break;	

case "152":
/* Karlsruhe */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="234">Göttingen</option>' + 
			  '</select>';break;	

case "368":
/* Tübingen */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="234">Göttingen</option>' + 
			  '<option value="40">Hannover</option>' + 
			  '<option value="22">München</option>' + 
			  '</select>';break;	

case "366":
/* Lübeck */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="20">Hamburg</option>' + 
			  '</select>';break;	

case "178":
/* Wiesbaden */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="20">Hamburg</option>' + 
			  '</select>';break;	

case "158":
/* Würzburg */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="20">Hamburg</option>' + 
			  '</select>';break;	

case "28":
/* Berlin */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="40">Hannover</option>' + 
			  '<option value="10">Köln</option>' + 
			  '<option value="13">Stuttgart</option>' + 
			  '<option value="139">Ulm</option>' + 
			  '</select>';break;	

case "207":
/* Kaiserslautern */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="40">Hannover</option>' + 
			  '</select>';break;	

case "31":
/* Hamburg */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="10">Köln</option>' + 
			  '<option value="367">Lübeck</option>' + 
			  '<option value="139">Ulm</option>' + 
			  '<option value="14">Würzburg</option>' + 
			  '</select>';break;	

case "181":
/* Bielefeld */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="143">Leipzig</option>' + 
			  '</select>';break;	

case "127":
/* Kassel */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="143">Leipzig</option>' + 
			  '</select>';break;	

case "487":
/* Neumünster */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="353">Ludwigshafen</option>' + 
			  '</select>';break;	

case "29":
/* Dresden */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="141">Mannheim</option>' + 
			  '<option value="139">Ulm</option>' + 
			  '</select>';break;	

case "138":
/* Chemnitz */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="22">München</option>' + 
			  '<option value="65">Nürnberg</option>' + 
			  '</select>';break;	

case "474":
/* Freiburg im Breisgau */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="22">München</option>' + 
			  '</select>';break;	

case "109":
/* Mainz */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="22">München</option>' + 
			  '</select>';break;	

case "320":
/* Münster */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="22">München</option>' + 
			  '</select>';break;	

case "430":
/* Ludwigshafen */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="486">Neumüster</option>' + 
			  '</select>';break;	

case "213":
/* Mönchengladbach */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="13">Stuttgart</option>' + 
			  '</select>';break;	

case "233":
/* Göttingen */
		 childx = '<select id="bus_von" name="bus_von" class="multiselect">' + 
			  '<option value=""></option>' + 
			  '<option value="369">Tübingen</option>' + 
			  '</select>';break;	

	


		default:
		childx = originalhtmlvon;
		jQuery("#dropdownchildnach").html(originalhtmlnach);
		break;
		}

		jQuery("#dropdownchildvon").html(childx);
		jQuery("#bus_von").val(selectedvon );
		
		
    }); 

	})