function setOptions(o) 
{ 
var select2 = document.selectplaagdier.plaagdier; 
select2.options.length = 0; 


             select2.options[select2.options.length] = new Option('-- Kies dier --');
if(o == "43")
	{
	             select2.options[select2.options.length] = new Option('Houtwormkever ','99');
             select2.options[select2.options.length] = new Option('Huisboktor','216');
             select2.options[select2.options.length] = new Option('Huiszwam','231');
        }
	
	else if(o == "37")
	{
	             select2.options[select2.options.length] = new Option('Bedwants','97');
             select2.options[select2.options.length] = new Option('Faraomier','111');
             select2.options[select2.options.length] = new Option('Fruitvlieg','114');
             select2.options[select2.options.length] = new Option('Hommels','116');
             select2.options[select2.options.length] = new Option('Kakkerlak (Duitse)','242');
             select2.options[select2.options.length] = new Option('Klustervlieg','100');
             select2.options[select2.options.length] = new Option('Meelmot','101');
             select2.options[select2.options.length] = new Option('Meikever','102');
             select2.options[select2.options.length] = new Option('Mieren','125');
             select2.options[select2.options.length] = new Option('Motmug','326');
             select2.options[select2.options.length] = new Option('Mug','229');
             select2.options[select2.options.length] = new Option('Ovenvisje','131');
             select2.options[select2.options.length] = new Option('Pissebed','104');
             select2.options[select2.options.length] = new Option('Rijstmeelkever','230');
             select2.options[select2.options.length] = new Option('Spekkever ','105');
             select2.options[select2.options.length] = new Option('Stofluis','107');
             select2.options[select2.options.length] = new Option('Tapijtkever','109');
             select2.options[select2.options.length] = new Option('Veenmol','128');
             select2.options[select2.options.length] = new Option('Vlo','126');
             select2.options[select2.options.length] = new Option('Vruchtmot','127');
             select2.options[select2.options.length] = new Option('Wesp','115');
             select2.options[select2.options.length] = new Option('Zilvervisje','110');
        }
	
	else if(o == "20")
	{
	             select2.options[select2.options.length] = new Option('Huismuis','22');
             select2.options[select2.options.length] = new Option('Huisspitsmuis','113');
             select2.options[select2.options.length] = new Option('Rat (Bruin)','123');
             select2.options[select2.options.length] = new Option('Rat (Zwart)','124');
        }
	
	else if(o == "88")
	{
	             select2.options[select2.options.length] = new Option('Steenmarter','209');
        }
	
	else {             select2.options[select2.options.length] = new Option('Bedwants','0');
             select2.options[select2.options.length] = new Option('Faraomier','1');
             select2.options[select2.options.length] = new Option('Fruitvlieg','2');
             select2.options[select2.options.length] = new Option('Hommels','3');
             select2.options[select2.options.length] = new Option('Houtwormkever ','4');
             select2.options[select2.options.length] = new Option('Huisboktor','5');
             select2.options[select2.options.length] = new Option('Huismuis','6');
             select2.options[select2.options.length] = new Option('Huisspitsmuis','7');
             select2.options[select2.options.length] = new Option('Huiszwam','8');
             select2.options[select2.options.length] = new Option('Kakkerlak (Duitse)','9');
             select2.options[select2.options.length] = new Option('Klustervlieg','10');
             select2.options[select2.options.length] = new Option('Meelmot','11');
             select2.options[select2.options.length] = new Option('Meikever','12');
             select2.options[select2.options.length] = new Option('Mieren','13');
             select2.options[select2.options.length] = new Option('Motmug','14');
             select2.options[select2.options.length] = new Option('Mug','15');
             select2.options[select2.options.length] = new Option('Ovenvisje','16');
             select2.options[select2.options.length] = new Option('Pissebed','17');
             select2.options[select2.options.length] = new Option('Rat (Bruin)','18');
             select2.options[select2.options.length] = new Option('Rat (Zwart)','19');
             select2.options[select2.options.length] = new Option('Rijstmeelkever','20');
             select2.options[select2.options.length] = new Option('Spekkever ','21');
             select2.options[select2.options.length] = new Option('Steenmarter','22');
             select2.options[select2.options.length] = new Option('Stofluis','23');
             select2.options[select2.options.length] = new Option('Tapijtkever','24');
             select2.options[select2.options.length] = new Option('Veenmol','25');
             select2.options[select2.options.length] = new Option('Vlo','26');
             select2.options[select2.options.length] = new Option('Vruchtmot','27');
             select2.options[select2.options.length] = new Option('Wesp','28');
             select2.options[select2.options.length] = new Option('Zilvervisje','29');
}select2.focus()
}