$(document).ready(function(){
	$("#search_area").load("/html/searchform.php", function(){
		$("#search_area > ul").tabs();
		var usedcars = [{ usedname: 'Select Manufacturer', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model']}]},{ usedname: 'Citroen', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'C2', usedfeatures: ['Select Model', '1.1 Cool'] }, { usedname: 'C5', usedfeatures: ['Select Model', '2.0TD VTR+'] }, { usedname: 'XSARA PICASSO', usedfeatures: ['Select Model', '1.6TD Desire'] }]}, { usedname: 'Ford', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'C-MAX', usedfeatures: ['Select Model', '1.6TD Zetec'] }]}, { usedname: 'Honda', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'JAZZ', usedfeatures: ['Select Model', '1.2 S'] }]}, { usedname: 'Hyundai', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'SANTA FE', usedfeatures: ['Select Model', '2.0CRTD CDX', '2.2CRTD (Euro IV) Limited'] }, { usedname: 'TUCSON', usedfeatures: ['Select Model', '2.0 16v GSi (2WD)', '2.0CRTD GSi'] }, { usedname: 'I10', usedfeatures: ['Select Model', '1.1 Comfort', '1.2 Classic', '1.2 Comfort', '1.2 Style'] }, { usedname: 'I20', usedfeatures: ['Select Model', '1.2 Classic'] }, { usedname: 'I30', usedfeatures: ['Select Model', '1.4 Comfort', '1.4 Edition', '1.4 Style', '1.6CRDi Comfort', '2.0CRDi Style'] }]}, { usedname: 'Jaguar', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'S-TYPE', usedfeatures: ['Select Model', '2.5 V6 SE', '2.7 Twin Turbo Diesel SE', '2.7 Twin Turbo Diesel Spi', '3.0 V6 SE'] }, { usedname: 'X-TYPE', usedfeatures: ['Select Model', '2.0D (EU4) S', '2.0D (EU4) SE', '2.2D (EU4) S', '2.2D (EU4) SE', '2.2D (EU4) Sovereign', '2.5 V6 S', '2.5 V6 SE'] }, { usedname: 'XF', usedfeatures: ['Select Model', '2.7 V6 Diesel Premium Lux', '3.0 V6 Diesel Luxury', '3.0 V6 Diesel Premium Lux', '3.0 V6 Diesel S Portfolio', '3.0 V6 Diesel S Premium L', '3.0 V6 Premium Luxury'] }, { usedname: 'XJ', usedfeatures: ['Select Model', '2.7 Twin Turbo Diesel Sov', '2.7 Twin Turbo Diesel Spo', '3.0 V6 Executive SWB'] }, { usedname: 'XK', usedfeatures: ['Select Model', 'XK 4.2 V8', 'XK 4.2 V8 Supercharged R', 'XK 5.0 V8 Portfolio', 'XK 5.0 V8 Supercharged R'] }]}, { usedname: 'Land Rover', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'DEFENDER', usedfeatures: ['Select Model', '90 2.4d 3 dr'] }, { usedname: 'DISCOVERY', usedfeatures: ['Select Model', '2.5 Td5 G4 LE', '3 TDV6 GS', '3 TDV6 HSE', '3 TDV6 S', '3 TDV6 XS'] }, { usedname: 'DISCOVERY 4', usedfeatures: ['Select Model', '3.0 TDV6 GS'] }, { usedname: 'FREELANDER', usedfeatures: ['Select Model', '2.0 Td4 Adventurer', '2.0 Td4 S'] }, { usedname: 'FREELANDER 2', usedfeatures: ['Select Model', '2.2 TD4 GS', '2.2 TD4 HSE', '2.2 TD4 S', '2.2 TD4 SE', '2.2 TD4 XS', '2.2 TD4e GS', '3.2 i6 SE'] }, { usedname: 'RANGE ROVER', usedfeatures: ['Select Model', '3.6 TDV8 Vogue'] }, { usedname: 'RANGE ROVER SPORT', usedfeatures: ['Select Model', '2.7 TDV6 HSE', '3.6 TDV8 HSE', '4.4 V8 HSE'] }]}, { usedname: 'Mercedes-benz', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'C CLASS', usedfeatures: ['Select Model', '1.8 Classic SE SEMI-AUTO'] }]}, { usedname: 'Mg', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'MGTF', usedfeatures: ['Select Model', '1.8 TF135'] }]}, { usedname: 'Mini', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'COOPER', usedfeatures: ['Select Model', '1.6'] }]}, { usedname: 'Mazda', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: '2', usedfeatures: ['Select Model', '1.3 (75PS) TS', '1.3 (86PS) Tamura', '1.5 Sport'] }, { usedname: '3', usedfeatures: ['Select Model', '1.6 TSē', '1.6 Tamura', '1.6D TS', '1.6i TS', '2.0i Sport', '2.2D (185ps) Sport'] }, { usedname: '5', usedfeatures: ['Select Model', '1.8i Takara'] }, { usedname: '6', usedfeatures: ['Select Model', '2.0i TS', '2.0i TSē'] }, { usedname: 'CX-7', usedfeatures: ['Select Model', '2.2D (173PS)'] }, { usedname: 'MX-5', usedfeatures: ['Select Model', '1.8i SE', '1.8i Sport', '2.0i Sport'] }, { usedname: 'RX-8', usedfeatures: ['Select Model', 'RX-8 192PS'] }]}, { usedname: 'Peugeot', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: '107', usedfeatures: ['Select Model', '1.0 Allure', '1.0 Urban'] }, { usedname: '207', usedfeatures: ['Select Model', '1.4 Millesim', '1.4 S', '1.4 SE Premium', '1.4 Sport', '1.4 Urban', '1.4 Verve', '1.4 m play', '1.6 Sport', '1.6TD GT', '1.6TD Sport'] }, { usedname: '307', usedfeatures: ['Select Model', '1.6TD SE'] }, { usedname: '308', usedfeatures: ['Select Model', '1.4 Verve', '1.6TD S'] }, { usedname: '407', usedfeatures: ['Select Model', '1.6TD SR Smartnav', '2.0TD Sport'] }, { usedname: '5008', usedfeatures: ['Select Model', '1.6 Active'] }]}, { usedname: 'Renault', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'KOLEOS', usedfeatures: ['Select Model', '2.0TD Dynamique S'] }]}, { usedname: 'Seat', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'LEON', usedfeatures: ['Select Model', '1.6 Stylance'] }]}, { usedname: 'Toyota', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'AVENSIS', usedfeatures: ['Select Model', '1.8 T3-S'] }, { usedname: 'COROLLA', usedfeatures: ['Select Model', '1.4 Colour Collection'] }]}, { usedname: 'Vauxhall', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'CORSA', usedfeatures: ['Select Model', '1.0 Life', '1.2 Club', '1.2 Design', '1.2 SXi'] }]}, { usedname: 'Volvo', usedmodels: [{ usedname: 'Select Range', usedfeatures: ['Select Model'] }, { usedname: 'C30', usedfeatures: ['Select Model', '1.6 R-DESIGN', '1.6 R-DESIGN Sport', '1.6 SE', '1.6D DRIVe R-DESIGN', '2.0D R-DESIGN Sport', '2.0D SE'] }, { usedname: 'C70', usedfeatures: ['Select Model', '2.0D SE Lux', '2.4i SE'] }, { usedname: 'S40', usedfeatures: ['Select Model', '1.6 S', '1.6D DRIVe R-DESIGN', '1.8 (125bhp) Sport', '2.0D (136 PS) SE', '2.0D S', '2.0D SE'] }, { usedname: 'S60', usedfeatures: ['Select Model', 'D5 (Euro IV) SE Geartroni'] }, { usedname: 'S80', usedfeatures: ['Select Model', '1.6D DRIVe (109PS) SE', 'D5 SE Lux Geartronic'] }, { usedname: 'V50', usedfeatures: ['Select Model', '1.6D DRIVe R-DESIGN', '1.6D DRIVe SE', '1.8 R-DESIGN Sport', '1.8 Sport', '2.0D (Euro III) SE', '2.0D R-Design Sport', '2.0D SE Lux'] }, { usedname: 'V70', usedfeatures: ['Select Model', '2.0D (136 PS) R-DESIGN SE', '2.0D (136 PS) SE', '2.4D (163 PS) SE Geartron', 'D5 (185 PS) SE', 'D5 (185 PS) SE Geartronic', 'D5 (Euro IV) SE', 'D5 SE', 'D5 SE Geartronic'] }, { usedname: 'XC70', usedfeatures: ['Select Model', '2.4D DRIVe (175PS) SE'] }, { usedname: 'XC90', usedfeatures: ['Select Model', '2.4D SE Geartronic', 'D5 AWD (185 PS) Active', 'D5 AWD (185 PS) SE Geartr', 'D5 AWD (185 PS) SE Lux Ge'] }]}];var newcars = [{ newname: 'Select Manufacturer', newmodels: [{ newname: 'Select Range', newfeatures: ['Select Model']}]},{ newname: 'Mazda', newmodels: [{ newname: 'Select Range', newfeatures: ['Select Model'] }, { newname: '2', newfeatures: ['Select Model', 'TS', 'TS2', 'Sport', 'Takuya'] }, { newname: '3', newfeatures: ['Select Model', 'S', 'TS', 'TS2', 'Sport', 'Takuya'] }, { newname: '3 MPS', newfeatures: ['Select Model', '5 door'] }, { newname: '5', newfeatures: ['Select Model', 'Takara', 'Furano'] }, { newname: '6', newfeatures: ['Select Model', 'S', 'TS', 'TS2', 'Sport', 'Takuya'] }, { newname: 'MX-5 SOFT TOP', newfeatures: ['Select Model', 'SE', 'Sport Tech', 'Powershift', '20th Anniversary ', 'Miyako'] }, { newname: 'MX-5 ROADSTER COUPE', newfeatures: ['Select Model', 'SE', 'Sport Tech', 'Powershift', 'Miyako'] }, { newname: 'CX-7', newfeatures: ['Select Model', 'CX-7'] }]}, { newname: 'Hyundai', newmodels: [{ newname: 'Select Range', newfeatures: ['Select Model'] }, { newname: 'I10', newfeatures: ['Select Model', 'Classic', 'Comfort', 'Edition', 'Style'] }, { newname: 'I20', newfeatures: ['Select Model', 'Classic', 'Comfort', 'Edition', 'Style'] }, { newname: 'I30 ESTATE', newfeatures: ['Select Model', 'Comfort', 'Premium'] }, { newname: 'MATRIX', newfeatures: ['Select Model', 'Comfort'] }, { newname: 'SONATA', newfeatures: ['Select Model', 'Style'] }, { newname: 'IX35', newfeatures: ['Select Model', 'Style', 'Premium'] }, { newname: 'SANTA FE', newfeatures: ['Select Model', 'Style', 'Premium'] }, { newname: 'I800', newfeatures: ['Select Model', 'Style'] }, { newname: 'I30', newfeatures: ['Select Model', 'Classic', 'Comfort', 'Premium', 'Edition', '2011 Model Year'] }, { newname: 'ILOAD', newfeatures: ['Select Model', 'Classic', 'Comfort', 'Comfort Crew'] }]}, { newname: 'Peugeot', newmodels: [{ newname: 'Select Range', newfeatures: ['Select Model'] }, { newname: '107', newfeatures: ['Select Model', 'Urban Lite', 'Urban', 'Verve', 'Special Edition Allure'] }, { newname: '207', newfeatures: ['Select Model', 'Urban', 'S', 'Sport', 'Economique', 'GTi', 'Verve', 'Special Edition Allure', 'Special Edition S16'] }, { newname: '207 SW', newfeatures: ['Select Model', 'S', 'Sport', 'Outdoor'] }, { newname: '207 CC', newfeatures: ['Select Model', 'Sport', 'GT', 'Special Edition Allure'] }, { newname: '308', newfeatures: ['Select Model', 'Urban', 'Verve', 'SR', 'Sport', 'S', 'GT', 'Special Edition Allure'] }, { newname: 'RCZ', newfeatures: ['Select Model', 'Sport', 'GT'] }, { newname: '308 SW', newfeatures: ['Select Model', 'S', 'SR', 'Sport', 'SE'] }, { newname: '3008', newfeatures: ['Select Model', 'Active', 'Sport', 'Exclusive'] }, { newname: '308 CC', newfeatures: ['Select Model', 'Sport', 'SE', 'GT', 'Special Edition Allure'] }, { newname: '407', newfeatures: ['Select Model', 'S', 'SR', 'Sport'] }, { newname: '407 SW', newfeatures: ['Select Model', 'S', 'SR', 'Sport'] }, { newname: '4007', newfeatures: ['Select Model', 'SE', 'GT'] }, { newname: '5008', newfeatures: ['Select Model', 'Active', 'Sport', 'Exclusive'] }, { newname: '807', newfeatures: ['Select Model', 'S', 'Norwest'] }, { newname: 'BIPPER TEPEE', newfeatures: ['Select Model', 'S', 'Outdoor'] }, { newname: 'PARTNER TEPEE', newfeatures: ['Select Model', 'Urban', 'S', 'Zenith', 'Outdoor'] }, { newname: 'EXPERT TEPEE', newfeatures: ['Select Model', 'Comfort', 'Leisure', 'Semi Glazed Comfort'] }, { newname: 'BIPPER VAN', newfeatures: ['Select Model', 'Panel Van'] }, { newname: '207 VAN', newfeatures: ['Select Model', 'Car Derived Van'] }, { newname: 'PARTNER ORIGIN', newfeatures: ['Select Model', 'Compact Van'] }, { newname: 'PARTNER', newfeatures: ['Select Model', 'Compact Van'] }, { newname: 'EXPERT', newfeatures: ['Select Model', 'Panel Van'] }, { newname: 'BOXER', newfeatures: ['Select Model', 'Panel Van'] }]}, { newname: 'Land Rover', newmodels: [{ newname: 'Select Range', newfeatures: ['Select Model'] }, { newname: 'FREELANDER 2', newfeatures: ['Select Model', 'GS ', 'XS ', 'HSE ', 'Limited Edition Sport LE'] }, { newname: 'DISCOVERY 4', newfeatures: ['Select Model', 'GS 2.7 ', 'GS 3.0 ', 'XS ', 'HSE '] }, { newname: 'RANGE ROVER SPORT', newfeatures: ['Select Model', 'TDV6 SE ', 'TDV6 HSE ', 'TDV8 HSE ', '5.0 V8 Supercharged HSE', '5.0L Autobiography'] }, { newname: 'RANGE ROVER', newfeatures: ['Select Model', 'Vogue ', 'Vogue SE ', 'Autobiography ', 'Supercharged Autobiograph'] }, { newname: 'DEFENDER', newfeatures: ['Select Model', 'Hard Top - 10MY', '90 Station Wagon - 10MY', '110 Station Wagon - 10MY', 'Single Cab Pick-Up', 'Double Cab Pick-Up'] }]}, { newname: 'Volvo', newmodels: [{ newname: 'Select Range', newfeatures: ['Select Model'] }, { newname: 'C30', newfeatures: ['Select Model', 'ES', 'SE ', 'SE Lux', 'R-Design '] }, { newname: 'C70', newfeatures: ['Select Model', 'ES', 'SE', 'SE Lux'] }, { newname: 'S40', newfeatures: ['Select Model', 'ES', 'SE', 'SE Lux', 'R-Design ', 'R Design SE '] }, { newname: 'ALL-NEW S60', newfeatures: ['Select Model', 'ES', 'SE', 'SE Lux'] }, { newname: 'V50', newfeatures: ['Select Model', 'ES', 'SE', 'SE Lux', 'R-Design '] }, { newname: 'V70', newfeatures: ['Select Model', 'ES', 'SE', 'SE Lux', 'R Design '] }, { newname: 'XC70', newfeatures: ['Select Model', 'ES', 'SE', 'SE Lux'] }, { newname: 'XC90', newfeatures: ['Select Model', 'Active', 'SE', 'SE Lux', 'Executive', 'R Design '] }, { newname: 'XC60', newfeatures: ['Select Model', 'ES', 'SE', 'SE Lux', 'R-Design', 'R-Design SE'] }, { newname: 'S80', newfeatures: ['Select Model', 'SE', 'SE Lux', 'Executive', 'ES'] }]}, { newname: 'Jaguar', newmodels: [{ newname: 'Select Range', newfeatures: ['Select Model'] }, { newname: 'XF', newfeatures: ['Select Model', 'Luxury', 'Premium Luxury', 'Portfolio', 'Supercharged XFR'] }, { newname: 'ALL-NEW XJ', newfeatures: ['Select Model', 'Luxury', 'Premium Luxury', 'Portfolio', 'Supersport'] }, { newname: 'XK', newfeatures: ['Select Model', 'Coupe', 'Convertible', 'Portfolio - Coupe', 'Portfolio - Convertible', 'R - Coupe', 'R - Convertible'] }]}];        		$(function() {
            var newoptions = '' ;
            for (var i = 0; i < newcars.length; i++) {
                var newopt = newcars[i].newname ;
                if (i == 0){  newoptions += '<option value="' + newopt + '">' + newopt + '</option>'; }
                else {newoptions += '<option value="' + newopt + '">' + newopt + '</option>'; } 
            }
            $("#maker_new").html(newoptions);   // populate select box with array
            
            var newoptions = '' ;
            for (var i=0; i < newcars[0].newmodels.length; i++) { 
                var newopt = newcars[0].newmodels[0].newname ;
                if (i==0){newoptions += '<option selected value="' + newopt + '">' + newopt + '</option>';}
                else {newoptions += '<option value="' + newopt + '">' + newopt + '</option>';} 
            }
            $("#model_new").html(newoptions);   // populate select box with array
            
            var newoptions = '' ;
            for (var i=0; i < newcars[0].newmodels[0].newfeatures.length; i++) { 
                var newopt = newcars[0].newmodels[0].newfeatures[i] ;
                if (i==0){newoptions += '<option selected value="' + newopt + '">' + newopt + '</option>';}
                else {newoptions += '<option value="' + newopt + '">' + newopt + '</option>';}
            }
            $("#feature_new").html(newoptions);   // populate select box with array
            
            $("#maker_new").bind("click",
                function() {
                    $("#model_new").children().remove() ;		// clear select box
                    for(var i=0; i<newcars.length; i++) {
                        if (newcars[i].newname == this.value) {
                            var newoptions = '' ;
                            for (var j=0; j < newcars[i].newmodels.length; j++) { 
                                var newopt= newcars[i].newmodels[j].newname;
                                if (j==0) {newoptions += '<option selected value="' + newopt + '">' + newopt + '</option>';}
                                else {newoptions += '<option value="' + newopt + '">' + newopt + '</option>';} 
                            }
                            break;
                        }
                    }
                    $("#model_new").html(newoptions);   // populate select box with array
            
                    $("#feature_new").children().remove() ;		// clear select box
                    for(var i=0; i<newcars.length; i++) {
                        for(var j=0; j<newcars[i].newmodels.length; j++) {
                            if(newcars[i].newmodels[j].newname == $("#model").val()) {
                                var newoptions = '' ;
                                for (var k=0; k < newcars[i].newmodels[j].newfeatures.length; k++) { 
                                    var newopt = newcars[i].newmodels[j].newfeatures[k];
                                    if (k==0){newoptions += '<option selected value="' + newopt + '">' + newopt + '</option>';}
                                    else {newoptions += '<option value="' + newopt + '">' + newopt + '</option>';}
                                }
                                break;
                            }
                        }
                    }
                    $("#feature_new").html(newoptions);   // populate select box with array
                });
            
                $("#model_new").bind("click",
                    function() {
                        $("#feature_new").children().remove() ;		// clear select box
                        for(var i=0; i<newcars.length; i++) {
                            for(var j=0; j<newcars[i].newmodels.length; j++) {
                                if(newcars[i].newmodels[j].newname == this.value) {
                                    var newoptions = '' ;
                                    for (var k=0; k < newcars[i].newmodels[j].newfeatures.length; k++) { 
                                        var newopt = newcars[i].newmodels[j].newfeatures[k] ;
                                        if (k==0){newoptions += '<option selected value="' + newopt  + '">' + newopt  + '</option>';}
                                        else {newoptions += '<option value="' + newopt  + '">' + newopt  + '</option>';}
                                    }
                                    break ;
                                }
                            }
                        }
                        $("#feature_new").html(newoptions);   // populate select box with array
                });
            });        
	                      
	                      
            $(function() {
                var usedoptions = '' ;
                for (var i = 0; i < usedcars.length; i++) {
                    var usedopt = usedcars[i].usedname ;
                    if (i == 0){  usedoptions += '<option value="' + usedopt + '">' + usedopt + '</option>'; }
                    else {usedoptions += '<option value="' + usedopt + '">' + usedopt + '</option>'; } 
                }
                $("#maker_used").html(usedoptions);   // populate select box with array
                
                var usedoptions = '' ;
                for (var i=0; i < usedcars[0].usedmodels.length; i++) { 
                    var usedopt = usedcars[0].usedmodels[0].usedname ;
                    if (i==0){usedoptions += '<option selected value="' + usedopt + '">' + usedopt + '</option>';}
                    else {usedoptions += '<option value="' + usedopt + '">' + usedopt + '</option>';} 
                }
                $("#model_used").html(usedoptions);   // populate select box with array
                
                var usedoptions = '' ;
                for (var i=0; i < usedcars[0].usedmodels[0].usedfeatures.length; i++) { 
                    var usedopt = usedcars[0].usedmodels[0].usedfeatures[i] ;
                    if (i==0){usedoptions += '<option selected value="' + usedopt + '">' + usedopt + '</option>';}
                    else {usedoptions += '<option value="' + usedopt + '">' + usedopt + '</option>';}
                }
                $("#feature_used").html(usedoptions);   // populate select box with array
                
                $("#maker_used").bind("click",
                    function() {
                        $("#model_used").children().remove() ;		// clear select box
                        for(var i=0; i<usedcars.length; i++) {
                            if (usedcars[i].usedname == this.value) {
                                var usedoptions = '' ;
                                for (var j=0; j < usedcars[i].usedmodels.length; j++) { 
                                    var usedopt= usedcars[i].usedmodels[j].usedname;
                                    if (j==0) {usedoptions += '<option selected value="' + usedopt + '">' + usedopt + '</option>';}
                                    else {usedoptions += '<option value="' + usedopt + '">' + usedopt + '</option>';} 
                                }
                                break;
                            }
                        }
                        $("#model_used").html(usedoptions);   // populate select box with array
                
                        $("#feature_used").children().remove() ;		// clear select box
                        for(var i=0; i<usedcars.length; i++) {
                            for(var j=0; j<usedcars[i].usedmodels.length; j++) {
                                if(usedcars[i].usedmodels[j].usedname == $("#model").val()) {
                                    var usedoptions = '' ;
                                    for (var k=0; k < usedcars[i].usedmodels[j].usedfeatures.length; k++) { 
                                        var usedopt = usedcars[i].usedmodels[j].usedfeatures[k];
                                        if (k==0){usedoptions += '<option selected value="' + usedopt + '">' + usedopt + '</option>';}
                                        else {usedoptions += '<option value="' + usedopt + '">' + usedopt + '</option>';}
                                    }
                                    break;
                                }
                            }
                        }
                        $("#feature_used").html(usedoptions);   // populate select box with array
                    });
                
                    $("#model_used").bind("click",
                        function() {
                            $("#feature_used").children().remove() ;		// clear select box
                            for(var i=0; i<usedcars.length; i++) {
                                for(var j=0; j<usedcars[i].usedmodels.length; j++) {
                                    if(usedcars[i].usedmodels[j].usedname == this.value) {
                                        var usedoptions = '' ;
                                        for (var k=0; k < usedcars[i].usedmodels[j].usedfeatures.length; k++) { 
                                            var usedopt = usedcars[i].usedmodels[j].usedfeatures[k] ;
                                            if (k==0){usedoptions += '<option selected value="' + usedopt  + '">' + usedopt  + '</option>';}
                                            else {usedoptions += '<option value="' + usedopt  + '">' + usedopt  + '</option>';}
                                        }
                                        break ;
                                    }
                                }
                            }
                            $("#feature_used").html(usedoptions);   // populate select box with array
                    });
                });             
	                      
        
	});
});