function fillState_1(){ 
 // this function is used to fill the category list on load
addOption(document.addBussList.state, "Qld", "Qld", "");
addOption(document.addBussList.state, "NSW", "NSW", "");
addOption(document.addBussList.state, "Vic", "Vic", "");
addOption(document.addBussList.state, "Tas", "Tas", "");
addOption(document.addBussList.state, "SA", "SA", "");
addOption(document.addBussList.state, "WA", "WA", "");
addOption(document.addBussList.state, "NT", "NT", "");
addOption(document.addBussList.state, "ACT", "ACT", "");
}



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

removeAllOptions(document.addBussList.region);
addOption(document.addBussList.region, "", "Select", "");

if(document.addBussList.state.value == 'Qld'){
addOption(document.addBussList.region,"Peninsula", "Peninsula");
addOption(document.addBussList.region,"Gulf Country", "Gulf Country");
addOption(document.addBussList.region,"North Goldfield/Upper Flinders", "North Goldfield/Upper Flinders");
addOption(document.addBussList.region,"North Tropical Coast/Tablelands", "North Tropical Coast/Tablelands");
addOption(document.addBussList.region,"Herbert/Lower Burdekin", "Herbert/Lower Burdekin");
addOption(document.addBussList.region,"Central Coast/Whitsunday", "Central Coast/Whitsunday");
addOption(document.addBussList.region,"Capricornia", "Capricornia");
addOption(document.addBussList.region,"Central Highlands/Coalfields", "Central Highlands/Coalfields");
addOption(document.addBussList.region,"Central West", "Central West");
addOption(document.addBussList.region,"North West", "North West");
addOption(document.addBussList.region,"Channel Country", "Channel Country");
addOption(document.addBussList.region,"Maranoa/Warrego", "Maranoa/Warrego");
addOption(document.addBussList.region,"Darling Downs/Granite Belt", "Darling Downs/Granite Belt");
addOption(document.addBussList.region,"Wide Bay/Burnett", "Wide Bay/Burnett");
addOption(document.addBussList.region,"South East Coast", "South East Coast");
}

if(document.addBussList.state.value == 'Vic'){
addOption(document.addBussList.region,"Mallee", "Mallee");
addOption(document.addBussList.region,"Wimmera", "Wimmera");
addOption(document.addBussList.region,"Northern Country", "Northern Country");
addOption(document.addBussList.region,"North East", "North East");
addOption(document.addBussList.region,"East Gippsland", "East Gippsland");
addOption(document.addBussList.region,"West & East Gippsland", "West & South Gippsland");
addOption(document.addBussList.region,"Central", "Central");
addOption(document.addBussList.region,"North Central", "North Central");
addOption(document.addBussList.region,"Western", "Western");

}
if(document.addBussList.state.value == 'Tas'){
/*addOption(document.addBussList.region,"NE & Flinders Island", "NE & Flinders Island");
addOption(document.addBussList.region,"East Coast", "East Coast");
addOption(document.addBussList.region,"Central North & Midlands", "Central North & Midlands");
addOption(document.addBussList.region,"South East", "South East");
addOption(document.addBussList.region,"Central Plateau-Upper Derwent", "Central Plateau-Upper Derwent");
addOption(document.addBussList.region,"West & South Coast & Highlands", "West & South Coast & Highlands");
addOption(document.addBussList.region,"NW Coast & King Is", "NW Coast & King Is");*/
addOption(document.addBussList.region,"Furneaux Islands", "Furneaux Islands");
addOption(document.addBussList.region,"North East", "North East");
addOption(document.addBussList.region,"East Coast", "East Coast");
addOption(document.addBussList.region,"Central North", "Central North");
addOption(document.addBussList.region,"Midlands", "Midlands");
addOption(document.addBussList.region,"South East", "South East");
addOption(document.addBussList.region,"Upper Derwnt Valley", "Upper Derwnt Valley");
addOption(document.addBussList.region,"Central Plateau", "Central Plateau");
addOption(document.addBussList.region,"Western", "Western");
addOption(document.addBussList.region,"North West Coast", "North West Coast");
addOption(document.addBussList.region,"King Island", "King Island");
}

if(document.addBussList.state.value == 'SA'){
addOption(document.addBussList.region,"Adelaide & Mt Lofty Ranges", "Adelaide & Mt Lofty Ranges");
addOption(document.addBussList.region,"Yorke Peninsula", "Yorke Peninsula");
addOption(document.addBussList.region,"Kangaroo Island", "Kangaroo Island");
addOption(document.addBussList.region,"Upper South East", "Upper South East");
addOption(document.addBussList.region,"Lower South East", "Lower South East ");
addOption(document.addBussList.region,"Murraylands", "Murraylands");
addOption(document.addBussList.region,"Riverland", "Riverland");
addOption(document.addBussList.region,"Mid North", "Mid North");
addOption(document.addBussList.region,"Flinders", "Flinders");
addOption(document.addBussList.region,"West Coast", "West Coast");
addOption(document.addBussList.region,"Eastern Eyre Peninsula", "Eastern Eyre Peninsula");
addOption(document.addBussList.region,"Lower Eyre Peninsula", "Lower Eyre Peninsula");
addOption(document.addBussList.region,"NE Pastoral", "NE Pastoral");
addOption(document.addBussList.region,"NW Pastoral", "Nw Pastoral");

}
if(document.addBussList.state.value == 'WA'){
addOption(document.addBussList.region,"Kimberley", "Kimberley");
addOption(document.addBussList.region,"Pilbara", "Pilbara");
addOption(document.addBussList.region,"Gascoyne", "Gascoyne");
addOption(document.addBussList.region,"Goldfields", "Goldfields");
addOption(document.addBussList.region,"Eucla", "Eucla");
addOption(document.addBussList.region,"Interior", "Interior");
addOption(document.addBussList.region,"Central West", "Central West");
addOption(document.addBussList.region,"Lower West", "Lower West");
addOption(document.addBussList.region,"South West", "South West");
addOption(document.addBussList.region,"Southern Coastal", "Southern Coastal");
addOption(document.addBussList.region,"Great Southern", "Great Southern");
addOption(document.addBussList.region,"Central Wheat Belt", "Central Wheat Belt");
}

if(document.addBussList.state.value == 'NT'){
addOption(document.addBussList.region,"Darwin-Daly", "Darwin-Daly");
addOption(document.addBussList.region,"Arnhem", "Arnhem");
addOption(document.addBussList.region,"Roper-McArthur", "Roper-McArthur");
addOption(document.addBussList.region,"Barkly", "Barkly");
addOption(document.addBussList.region,"Alice Springs", "Alice Springs");
addOption(document.addBussList.region,"Victoria River", "Victoria River");
}

if(document.addBussList.state.value == 'NSW'){
addOption(document.addBussList.region,"Northern Rivers", "Northern Rivers");
addOption(document.addBussList.region,"Mid North Coast", "Mid North Coast");
addOption(document.addBussList.region,"Hunter", "Hunter");
addOption(document.addBussList.region,"Northern Tablelands", "Northern Tablelands");
addOption(document.addBussList.region,"Sydney Metropolitan", "Sydney Metropolitan");
addOption(document.addBussList.region,"Illawarra", "Illawarra");
addOption(document.addBussList.region,"South Coast", "South Coast");
addOption(document.addBussList.region,"Central Tablelands", "Central Tablelands");
addOption(document.addBussList.region,"Southern Tablelands", "Southern Tablelands");
addOption(document.addBussList.region,"Snowy Mountains", "Snowy Mountains");
addOption(document.addBussList.region,"North West Slopes & Plains", "North West Slopes & Plains");
addOption(document.addBussList.region,"Central West Slopes & Plains", "Central West Slopes & Plains");
addOption(document.addBussList.region,"South West Slopes", "South West Slopes");
addOption(document.addBussList.region,"Riverina", "Riverina");
addOption(document.addBussList.region,"Lower Western", "Lower_Western");
addOption(document.addBussList.region,"Upper Western", "Upper_Western");
}


if(document.addBussList.state.value == 'ACT'){
addOption(document.addBussList.region,"ACT", "ACT");
}

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

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);
}