function fillCategory(){ 
 // this function is used to fill the category list on load

addOption(document.drop_list.Category, "Los Cristianos", "Los Cristianos", "");
addOption(document.drop_list.Category, "Playa de Las Americas", "Playa de Las Americas", "");
addOption(document.drop_list.Category, "Costa Adeje", "Costa Adeje", "");
addOption(document.drop_list.Category, "Callao Salvaje", "Callao Salvaje", "");
addOption(document.drop_list.Category, "Golf del Sur", "Golf del Sur", "");
addOption(document.drop_list.Category, "Puerto Santiago", "Puerto Santiago", "");
}

function SelectSubCat(){
// ON selection of category this function will work

removeAllOptions(document.drop_list.SubCat);
addOption(document.drop_list.SubCat, "", "Choose Apartment", "");

if(document.drop_list.Category.value == 'Los Cristianos'){
addOption(document.drop_list.SubCat, "Los Cristianos - Achacay");
addOption(document.drop_list.SubCat, "Los Cristianos - Aquamar");
addOption(document.drop_list.SubCat, "Andrea's", "Los Cristianos - Andrea's");
addOption(document.drop_list.SubCat, "Apartamentos Raveron", "Los Cristianos - Apartamentos Raveron");
addOption(document.drop_list.SubCat, "Beverley Hills Club", "Los Cristianos - Beverley Hills Club");
addOption(document.drop_list.SubCat, "Bungalows Atlantida", "Los Cristianos - Bungalows Atlantida");
addOption(document.drop_list.SubCat, "Castle Harbour", "Los Cristianos - Castle Harbour");
addOption(document.drop_list.SubCat, "Cactus 2", "Los Cristianos - Cactus 2");
addOption(document.drop_list.SubCat, "Chipequeb", "Los Cristianos - Chipeque");
addOption(document.drop_list.SubCat, "Comodoro", "Los Cristianos - Comodoro");
addOption(document.drop_list.SubCat, "Costa Mar", "Los Cristianos - Costa Mar");
addOption(document.drop_list.SubCat, "Cristian Sur", "Los Cristianos - Cristian Sur");
addOption(document.drop_list.SubCat, "Dinastia", "Los Cristianos - Dinastia");
addOption(document.drop_list.SubCat, "Estrella", "Los Cristianos - Estrella");
addOption(document.drop_list.SubCat, "El Mirador", "Los Cristianos - El Mirador");
addOption(document.drop_list.SubCat, "El Cardon", "Los Cristianos - El Cardon");
addOption(document.drop_list.SubCat, "Hollywood Mirage", "Los Cristianos - Hollywood Mirage");
addOption(document.drop_list.SubCat, "Los Alisios", "Los Cristianos - Los Alisios");
addOption(document.drop_list.SubCat, "Oasis Mango", "Los Cristianos - Oasis Mango");
addOption(document.drop_list.SubCat, "Parque Margarita", "Los Cristianos - Parque Margarita");
addOption(document.drop_list.SubCat, "Paloma Beach", "Los Cristianos - Paloma Beach");
addOption(document.drop_list.SubCat, "Port Royal", "Los Cristianos - Port Royal");
addOption(document.drop_list.SubCat, "Plataneras", "Los Cristianos - Plataneras");
addOption(document.drop_list.SubCat, "Raveron Plaza", "Los Cristianos - Raveron Plaza");
addOption(document.drop_list.SubCat, "Royal Palm", "Los Cristianos - Royal Palm");
addOption(document.drop_list.SubCat, "San Marino", "Los Cristianos - San Marino");
addOption(document.drop_list.SubCat, "Saint George", "Los Cristianos - Saint George");
addOption(document.drop_list.SubCat, "Sol-Mar", "Los Cristianos - Sol-Mar");
addOption(document.drop_list.SubCat, "Sur-y-Sol", "Los Cristianos - Sur-y-Sol");
addOption(document.drop_list.SubCat, "Tenerife Sur", "Los Cristianos - Tenerife Sur");
addOption(document.drop_list.SubCat, "The Heightsb", "Los Cristianos - The Heights")
addOption(document.drop_list.SubCat, "Torres Del Sol", "Los Cristianos - Torres Del Sol");
addOption(document.drop_list.SubCat, "Victoria Court 1", "Los Cristianos - Victoria Court 1");
addOption(document.drop_list.SubCat, "Victoria Court 2", "Los Cristianos - Victoria Court 2");
}
if(document.drop_list.Category.value == 'Playa de Las Americas'){
addOption(document.drop_list.SubCat, "Andorra", "Playa De Las Americas - Andorra");
addOption(document.drop_list.SubCat, "Bungalows Baranco", "Playa De Las Americas - Bungalows Baranco");
addOption(document.drop_list.SubCat, "California ", "Playa De Las Americas - California ");
addOption(document.drop_list.SubCat, "Columbus", "Playa De Las Americas - Columbus");
addOption(document.drop_list.SubCat, "Caribe", "Playa De Las Americas - Caribe");
addOption(document.drop_list.SubCat, "Compostela Beach", "Playa De Las Americas - Compostela Beach");
addOption(document.drop_list.SubCat, "Compostela Beach Club 2", "Playa De Las Americas - Compostela Beach Club 2");
addOption(document.drop_list.SubCat, "Coral Beach", "Playa De Las Americas - Coral Beach");
addOption(document.drop_list.SubCat, "Columbus", "Playa De Las Americas - Columbus");
addOption(document.drop_list.SubCat, "Club Olympus", "Playa De Las Americas - Club Olympus");
addOption(document.drop_list.SubCat, "Green Golf Resort", "Playa De Las Americas - Green Golf Resort");
addOption(document.drop_list.SubCat, "Hacienda Del Sol", "Playa De Las Americas - Hacienda Del Sol");
addOption(document.drop_list.SubCat, "Las Piramides", "Playa De Las Americas - Las Piramides");
addOption(document.drop_list.SubCat, "Los Cardones", "Playa De Las Americas - Los Cardones");
addOption(document.drop_list.SubCat, "Oasis Golf Resort", "Playa De Las Americas - Oasis Golf Resort");
addOption(document.drop_list.SubCat, "Optimist", "Playa De Las Americas - Optimist");
addOption(document.drop_list.SubCat, "Paraiso Royal", "Playa De Las Americas - Paraiso Royal");
addOption(document.drop_list.SubCat, "Palm Beach", "Playa De Las Americas - Palm Beach");
addOption(document.drop_list.SubCat, "Paradero", "Playa De Las Americas - Paradero");
addOption(document.drop_list.SubCat, "Parque Cattleya", "Playa De Las Americas - Parque Cattleya");
addOption(document.drop_list.SubCat, "Parque Santiago 1", "Playa De Las Americas - Parque Santiago 1");
addOption(document.drop_list.SubCat, "Parque Santiago 2", "Playa De Las Americas - Parque Santiago 2");
addOption(document.drop_list.SubCat, "Parque Santiago 3", "Playa De Las Americas - Parque Santiago 3");
addOption(document.drop_list.SubCat, "Parque Santiago 4", "Playa De Las Americas - Parque Santiago 4");
addOption(document.drop_list.SubCat, "Playaflor Chill-Out resort", "Playa De Las Americas - Playaflor Chill-Out resort");
addOption(document.drop_list.SubCat, "Playazul", "Playa De Las Americas - Playazul");
addOption(document.drop_list.SubCat, "Rebecca", "Playa De Las Americas - Rebecca");
addOption(document.drop_list.SubCat, "Tenerife Royal Gardens", "Playa De Las Americas - Tenerife Royal Gardens");
addOption(document.drop_list.SubCat, "Vistasur", "Playa De Las Americas - Vistasur");
}
if(document.drop_list.Category.value == 'Costa Adeje'){
addOption(document.drop_list.SubCat, "Altamira", "Costa Adeje - Altamira");
addOption(document.drop_list.SubCat, "Balcon del Duque", "Costa Adeje - Balcon del Duque");
addOption(document.drop_list.SubCat, "Benimar", "Costa Adeje - Benimar");
addOption(document.drop_list.SubCat, "Bonanza", "Costa Adeje - Bonanza");
addOption(document.drop_list.SubCat, "Bungalows Tegueste", "Costa Adeje - Bungalows Tegueste");
addOption(document.drop_list.SubCat, "Caledonia Park", "Costa Adeje - Caledonia Park");
addOption(document.drop_list.SubCat, "Casa Las Flores", "Costa Adeje - Casa Las Flores");
addOption(document.drop_list.SubCat, "Castalia Park", "Costa Adeje - Castalia Park");
addOption(document.drop_list.SubCat, "Club Atlantis", "Costa Adeje - Club Atlantis");
addOption(document.drop_list.SubCat, "Colon Guanahani", "Costa Adeje - Colon Guanahani");
addOption(document.drop_list.SubCat, "Elite Palace", "Costa Adeje - Elite Palace");
addOption(document.drop_list.SubCat, "El Beril", "Costa Adeje - El Beril");
addOption(document.drop_list.SubCat, "El Cortijo", "Costa Adeje - El Cortijo");
addOption(document.drop_list.SubCat, "El Duque", "Costa Adeje - El Duque");
addOption(document.drop_list.SubCat, "Island Village", "Costa Adeje - Island Village");
addOption(document.drop_list.SubCat, "Lagos de Fanabe", "Costa Adeje - Lagos de Fanabe");
addOption(document.drop_list.SubCat, "Laguna Park I", "Costa Adeje - Laguna Park I");
addOption(document.drop_list.SubCat, "Laguna Park II", "Costa Adeje - Laguna Park II");
addOption(document.drop_list.SubCat, "Los Brezos", "Costa Adeje - Los Brezos");
addOption(document.drop_list.SubCat, "Los Geranios", "Costa Adeje - Los Geranios");
addOption(document.drop_list.SubCat, "Los Olivos", "Costa Adeje - Los Olivos");
addOption(document.drop_list.SubCat, "Malibu Park", "Costa Adeje - Malibu Park");
addOption(document.drop_list.SubCat, "Marina Primavera", "Costa Adeje - Marina Primavera");
addOption(document.drop_list.SubCat, "Mare Verde", "Costa Adeje - Mare Verde");
addOption(document.drop_list.SubCat, "Neptuno", "Costa Adeje - Neptuno");
addOption(document.drop_list.SubCat, "Ocean Palace", "Costa Adeje - Ocean Palace");
addOption(document.drop_list.SubCat, "Orlando Club Resort", "Costa Adeje - Orlando Club Resort");
addOption(document.drop_list.SubCat, "Paradise Club", "Costa Adeje - Paradise Club");
addOption(document.drop_list.SubCat, "Panorama", "Costa Adeje - Panorama");
addOption(document.drop_list.SubCat, "Parque Royale", "Costa Adeje - Parque Royale");
addOption(document.drop_list.SubCat, "Playaolid", "Costa Adeje - Playaolid");
addOption(document.drop_list.SubCat, "Pueblo Torviscas", "Costa Adeje - Pueblo Torviscas");
addOption(document.drop_list.SubCat, "Regency Club", "Costa Adeje - Regency Club");
addOption(document.drop_list.SubCat, "Santa Maria", "Costa Adeje - Santa Maria");
addOption(document.drop_list.SubCat, "Sol Sun Beach", "Costa Adeje - Sol Sun Beach");
addOption(document.drop_list.SubCat, "Sunset Bay", "Costa Adeje - Sol Sun Beach");
addOption(document.drop_list.SubCat, "Tinerfe Garden", "Costa Adeje - Tinerfe Garden");
addOption(document.drop_list.SubCat, "Urbania Club", "Costa Adeje - Urbania Club");
addOption(document.drop_list.SubCat, "Veril del Duque", "Costa Adeje - Veril del Duque");
addOption(document.drop_list.SubCat, "Villamar", "Costa Adeje - Villamar");
addOption(document.drop_list.SubCat, "Windsor Park", "Costa Adeje - Windsor Park");
addOption(document.drop_list.SubCat, "Yucca Park", "Costa Adeje - Yucca Park");
}
if(document.drop_list.Category.value == 'Callao Salvaje'){
addOption(document.drop_list.SubCat, "H10 Costa Adeje Palace", "La Caleta - H10 Costa Adeje Palace");
addOption(document.drop_list.SubCat, "Callao Garden", "Callao Salvaje - Callao Garden");
addOption(document.drop_list.SubCat, "Callao Mar", "Callao Salvaje - Callao Mar");
addOption(document.drop_list.SubCat, "Merlin Resort", "Callao Salvaje - Merlin Resort");
addOption(document.drop_list.SubCat, "Ocean Club", "Callao Salvaje - Ocean Club");
}
if(document.drop_list.Category.value == 'Golf del Sur'){
addOption(document.drop_list.SubCat, "Bahia Principe Costa Adeje", "Playa Paraiso - Bahia Principe Costa Adeje");
addOption(document.drop_list.SubCat, "Aquamarina Golf", "Golf del Sur - Aquamarina Golf");
addOption(document.drop_list.SubCat, "Golf Plaza ", "Golf del Sur - Golf Plaza ");
addOption(document.drop_list.SubCat, "Green Park", "Golf del Sur - Green Parke");
addOption(document.drop_list.SubCat, "Ocean Boulevard", "Golf del Sur - Ocean Boulevard");
addOption(document.drop_list.SubCat, "Paque Albatros", "Golf del Sur - Paque Albatros");
addOption(document.drop_list.SubCat, "Sand Club", "Golf del Sur - Sand Club");
}
if(document.drop_list.Category.value == 'Puerto Santiago'){
addOption(document.drop_list.SubCat, "Poblado Marinero", "Puerto Santiago - Poblado Marinero");
addOption(document.drop_list.SubCat, "Tamaimo Tropical", "Puerto Santiago - Tamaimo Tropical");
addOption(document.drop_list.SubCat, "Vigilia Park", "Puerto Santiago - Vigilia Park");
}

}
////////////////// 

function removeAllOptions(selectbox)
{
	var i;
	for(i=selectbox.options.length-1;i>=0;i--)
	{
		//selectbox.options.remove(i);
		selectbox.remove(i);
	}
}


function addOption(selectbox, value, text )
{
	var optn = document.createElement("OPTION");
	optn.text = text;
	optn.value = value;

	selectbox.options.add(optn);
}