function fillCategory(id)   
		  { 
		  if (document.getElementById(id)){
			removeAllOptions(id);
			addOption(id, '', '');
			
			if(id=='firma'){
		addOption(id, 'Aixam ', 'Aixam ');addOption(id, 'AlfaRomeo', 'AlfaRomeo');addOption(id, 'AstonMartin', 'AstonMartin');addOption(id, 'Audi ', 'Audi ');addOption(id, 'Bentley ', 'Bentley ');addOption(id, 'BMW ', 'BMW ');addOption(id, 'Bugatti ', 'Bugatti ');addOption(id, 'Cadillac ', 'Cadillac ');addOption(id, 'Chevrolet ', 'Chevrolet ');addOption(id, 'Chrysler ', 'Chrysler ');addOption(id, 'Citroen ', 'Citroen ');addOption(id, 'Dacia ', 'Dacia ');addOption(id, 'Daewoo ', 'Daewoo ');addOption(id, 'DAF ', 'DAF ');addOption(id, 'Daihatsu ', 'Daihatsu ');addOption(id, 'Dodge ', 'Dodge ');addOption(id, 'Ferrari ', 'Ferrari ');addOption(id, 'Fiat ', 'Fiat ');addOption(id, 'Ford ', 'Ford ');addOption(id, 'Honda ', 'Honda ');addOption(id, 'Hummer ', 'Hummer ');addOption(id, 'Hyundai ', 'Hyundai ');addOption(id, 'Isuzu ', 'Isuzu ');addOption(id, 'Jaguar ', 'Jaguar ');addOption(id, 'Jeep ', 'Jeep ');addOption(id, 'Kia ', 'Kia ');addOption(id, 'Lada ', 'Lada ');addOption(id, 'Lamborghini ', 'Lamborghini ');addOption(id, 'Lancia ', 'Lancia ');addOption(id, 'Land Rover ', 'Land Rover ');addOption(id, 'Lexus ', 'Lexus ');addOption(id, 'Ligier ', 'Ligier ');addOption(id, 'Lotus ', 'Lotus ');addOption(id, 'Maserati ', 'Maserati ');addOption(id, 'Maybach ', 'Maybach ');addOption(id, 'Mazda ', 'Mazda ');addOption(id, 'Mercedes ', 'Mercedes ');addOption(id, 'MG ', 'MG ');addOption(id, 'Mini ', 'Mini ');addOption(id, 'Mitsubishi ', 'Mitsubishi ');addOption(id, 'Nissan ', 'Nissan ');addOption(id, 'Opel ', 'Opel ');addOption(id, 'Peugeot ', 'Peugeot ');addOption(id, 'Pontiac ', 'Pontiac ');addOption(id, 'Porsche ', 'Porsche ');addOption(id, 'Proton ', 'Proton ');addOption(id, 'Puch ', 'Puch ');addOption(id, 'Renault ', 'Renault ');addOption(id, 'Rolls-Royce ', 'Rolls-Royce ');addOption(id, 'Rover ', 'Rover ');addOption(id, 'Saab ', 'Saab ');addOption(id, 'Seat ', 'Seat ');addOption(id, 'Škoda ', 'Škoda ');addOption(id, 'Smart ', 'Smart ');addOption(id, 'SsangYong ', 'SsangYong ');addOption(id, 'Subaru ', 'Subaru ');addOption(id, 'Suzuki ', 'Suzuki ');addOption(id, 'Toyota ', 'Toyota ');addOption(id, 'Trabant ', 'Trabant ');addOption(id, 'Americka_vozila', 'Americka_vozila');addOption(id, 'Volga ', 'Volga ');addOption(id, 'Volvo ', 'Volvo ');addOption(id, 'VW ', 'VW ');addOption(id, 'Wartburg ', 'Wartburg ');addOption(id, 'Yugo ', 'Yugo ');addOption(id, 'Zastava ', 'Zastava ');}  
			
			if(id=='boja'){
		addOption(id, 'bijela', 'bijela');addOption(id, 'krem', 'krem');addOption(id, 'crvena', 'crvena');addOption(id, 'trula višnja', 'trula višnja');addOption(id, 'crna', 'crna');addOption(id, 'plava', 'plava');addOption(id, 'svijetlo plava', 'svijetlo plava');addOption(id, 'tamno plava', 'tamno plava');addOption(id, 'siva', 'siva');addOption(id, 'svijetlo siva', 'svijetlo siva');addOption(id, 'tamno siva', 'tamno siva');addOption(id, 'srebrna', 'srebrna');addOption(id, 'narandžasta', 'narandžasta');addOption(id, 'braun', 'braun');addOption(id, 'žuta', 'žuta');addOption(id, 'zelena', 'zelena');addOption(id, 'svijetlo zelena', 'svijetlo zelena');addOption(id, 'tamno zelena', 'tamno zelena');addOption(id, 'ljubi?asta', 'ljubi?asta');addOption(id, 'zlatna', 'zlatna');addOption(id, 'drugo', 'drugo');}  
			
			if(id=='mjenjac'){
		addOption(id, 'ru?ni', 'ru?ni');addOption(id, 'automatski', 'automatski');addOption(id, 'poluautomatski / tiptronic', 'poluautomatski / tiptronic');}
			if(id=='od_cijena' ){
		addOption(id, '1', '1,- €');addOption(id, '1000', '1.000,- €');addOption(id, '1500', '1.500,- €');addOption(id, '2000', '2.000,- €');addOption(id, '2500', '2.500,- €');addOption(id, '3000', '3.000,- €');addOption(id, '4000', '4.000,- €');addOption(id, '5000', '5.000,- €');addOption(id, '6000', '6.000,- €');addOption(id, '7000', '7.000,- €');addOption(id, '8000', '8.000,- €');addOption(id, '9000', '9.000,- €');addOption(id, '10000', '10.000,- €');addOption(id, '12500', '12.500,- €');addOption(id, '15000', '15.000,- €');addOption(id, '17500', '17.500,- €');addOption(id, '20000', '20.000,- €');addOption(id, '25000', '25.000,- €');addOption(id, '30000', '30.000,- €');addOption(id, '35000', '35.000,- €');addOption(id, '40000', '40.000,- €');addOption(id, '45000', '45.000,- €');addOption(id, '50000', '50.000,- €');addOption(id, '60000', '60.000,- €');addOption(id, '70000', '70.000,- €');addOption(id, '80000', '80.000,- €');addOption(id, '90000', '90.000,- €');}
			if(id=='od_godina' ){
		addOption(id, '2008', '2008');addOption(id, '2007', '2007');addOption(id, '2006', '2006');addOption(id, '2005', '2005');addOption(id, '2004', '2004');addOption(id, '2003', '2003');addOption(id, '2002', '2002');addOption(id, '2001', '2001');addOption(id, '2000', '2000');addOption(id, '1999', '1999');addOption(id, '1998', '1998');addOption(id, '1997', '1997');addOption(id, '1996', '1996');addOption(id, '1995', '1995');addOption(id, '1994', '1994');addOption(id, '1993', '1993');addOption(id, '1992', '1992');addOption(id, '1991', '1991');addOption(id, '1990', '1990');addOption(id, '1985', '1985');addOption(id, '1980', '1980');addOption(id, '1975', '1975');addOption(id, '1970', '1970');}
			if(id=='do_godina' ){
		addOption(id, '2008', '2008');addOption(id, '2007', '2007');addOption(id, '2006', '2006');addOption(id, '2005', '2005');addOption(id, '2004', '2004');addOption(id, '2003', '2003');addOption(id, '2002', '2002');addOption(id, '2001', '2001');addOption(id, '2000', '2000');addOption(id, '1999', '1999');addOption(id, '1998', '1998');addOption(id, '1997', '1997');addOption(id, '1996', '1996');addOption(id, '1995', '1995');addOption(id, '1994', '1994');addOption(id, '1993', '1993');addOption(id, '1992', '1992');addOption(id, '1991', '1991');addOption(id, '1990', '1990');addOption(id, '1985', '1985');addOption(id, '1980', '1980');addOption(id, '1975', '1975');addOption(id, '1970', '1970');}
			if(id=='do_cijena' ){
		addOption(id, '90000', '90.000,- €');addOption(id, '80000', '80.000,- €');addOption(id, '70000', '70.000,- €');addOption(id, '60000', '60.000,- €');addOption(id, '50000', '50.000,- €');addOption(id, '45000', '45.000,- €');addOption(id, '40000', '40.000,- €');addOption(id, '35000', '35.000,- €');addOption(id, '30000', '30.000,- €');addOption(id, '25000', '25.000,- €');addOption(id, '20000', '20.000,- €');addOption(id, '17500', '17.500,- €');addOption(id, '15000', '15.000,- €');addOption(id, '12500', '12.500,- €');addOption(id, '10000', '10.000,- €');addOption(id, '9000', '9.000,- €');addOption(id, '8000', '8.000,- €');addOption(id, '7000', '7.000,- €');addOption(id, '6000', '6.000,- €');addOption(id, '5000', '5.000,- €');addOption(id, '4000', '4.000,- €');addOption(id, '3000', '3.000,- €');addOption(id, '2500', '2.500,- €');addOption(id, '2000', '2.000,- €');addOption(id, '1500', '1.500,- €');addOption(id, '1000', '1.000,- €');addOption(id, '1', '1,- €');}
			if(id=='vrsta' ){
		addOption(id, 'Hatchback', 'Hatchback');addOption(id, 'Limuzina', 'Limuzina');addOption(id, 'Karavan', 'Karavan');addOption(id, 'Van', 'Van');addOption(id, 'Terensko vozilo - SUV ', 'Terensko vozilo - SUV ');addOption(id, 'Coupe', 'Coupe');addOption(id, 'Cabrio', 'Cabrio');addOption(id, 'Oldtimer', 'Oldtimer');}
			if(id=='od_km' ){
		addOption(id, '5000', '5000');addOption(id, '10000', '10000');addOption(id, '20000', '20000');addOption(id, '25000', '25000');addOption(id, '50000', '50000');addOption(id, '75000', '75000');addOption(id, '100000', '100000');addOption(id, '125000', '125000');addOption(id, '150000', '150000');addOption(id, '200000', '200000');}
			if(id=='do_km' ){
		addOption(id, '200000', '200000');addOption(id, '150000', '150000');addOption(id, '125000', '125000');addOption(id, '100000', '100000');addOption(id, '75000', '75000');addOption(id, '50000', '50000');addOption(id, '25000', '25000');addOption(id, '20000', '20000');addOption(id, '10000', '10000');addOption(id, '5000', '5000');}
			if(id=='vrstagoriva' ){
		addOption(id, 'benzin', 'benzin');addOption(id, 'dizel', 'dizel');addOption(id, 'benzin/plin ', 'benzin/plin ');addOption(id, 'elektro', 'elektro');addOption(id, 'plin', 'plin');addOption(id, 'hybrid', 'hybrid');}
			if(id=='regija' ){
		}}} 
		function removeAllOptions(id){
		selectbox=document.getElementById(id);
			var i;
			for(i=selectbox.options.length-1;i>=0;i--){
				selectbox.remove(i);
			}
		}

		function addOption(id, value, text ){
		    selectbox=document.getElementById(id);
			var optn = document.createElement('OPTION');
			optn.text = text;
			optn.value = value;
			selectbox.options.add(optn);
		}