$(document).ready(function(){
	        function checkSelected() {
	            if($('#locationID').val()==0) { alert('Please select sector first.'); return false;}            
	            return true;
	        }

	        $(function(){
	            if($('#locationID').val()==0) $('#treatmentBox').hide();

	            $("select#locationID").change(function(){
	                if($(this).val() != '0') {
	                    $.getJSON("http://www.wellbeingescapes.co.uk/ajax_treatments.php?id="+$('#locationID').val(), function(j){
	                        var options = '';
	                        for (var i = 0; i < j.length; i++) {
	                            options += '<option value="' + j[i].optionValue + '">' + j[i].optionDisplay + '<\/option>';
	                        }   

	                        $('#treatmentBox').show();
	                        $("#treatmentID").html(options);
	                        $('#treatmentID option:first').attr('selected', 'selected');
	                    })
	                } else {
	                    $('#treatmentBox').hide();
	                }
	            })
	        })
		});