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function JEAGeoSearch(mapId, options) {
	this.content = document.getElementById(mapId)
	this.mask = null
	this.map = null

	this.options = {
		opacity : 0.5,
		counterElement : '',
		defaultArea : '',
		Itemid : 0
	}
	
	jQuery.extend(this.options, options)
}

JEAGeoSearch.prototype.refresh = function() {

	var params = this.getFilters();

	var kml =
'index.php?option=com_jea&task=properties.kml&format=xml'

	for (key in params) {
		kml += '&' + key + '=' + params[key]
	}

	kml += '&Itemid=' + this.options.Itemid

	var mapOptions = {
		mapTypeId : google.maps.MapTypeId.ROADMAP
	}

	this.map = new google.maps.Map(this.content, mapOptions)

	var that = this

	geoXml = new geoXML3.parser({
		map : this.map,
		afterParse : function(docSet) {

			// Count results
			var count = 0;
			
			jQuery.each(docSet, function(idx, doc) {

				if (doc.markers) {
					count += doc.markers.length
				}
			})

			if (!count) {
				var geocoder = new google.maps.Geocoder()
				var opts = {
					address : that.options.defaultArea
				}

				geocoder.geocode(opts, function(results, status) {
					if (status == google.maps.GeocoderStatus.OK) {
						that.map.fitBounds(results[0].geometry.viewport);
					}
				})
			}

			jQuery('#' + that.options.counterElement).text(count)
		}
	})

	geoXml.parse(kml);
}

JEAGeoSearch.prototype.getFilters = function () {

	var form = jQuery('#jea-search-form')
	var filters = {}
	var fields = [ 
		'filter_type_id', 
		'filter_department_id',
		'filter_town_id', 
		'filter_area_id', 
		'filter_budget_min',
		'filter_budget_max', 
		'filter_living_space_min',
		'filter_living_space_max', 
		'filter_rooms_min'
	]
	
	var transTypes =
form.find('[name="filter_transaction_type"]')
	
	if (transTypes.length > 1) {
		
		jQuery.each(transTypes, function(idx, item){
			if (jQuery(item).prop('checked')) {
				filters['filter_transaction_type'] = jQuery(item).val()
			}
		})

	} else if (transTypes.length == 1) {
		filters['filter_transaction_type'] = transTypes.val()
	}

	jQuery.each(fields, function(idx, field) {
		var val = jQuery(form).find('[name="' + field
+'"]').val()
		if (val > 0) {
			filters[field] = val
		}
	})

	var amenities =
form.find('[name="filter_amenities[]"]')
	jQuery.each(amenities, function(idx, item) {
		if (jQuery(item).prop('checked')) {
			filters['filter_amenities[' + idx + ']'] =
jQuery(item).val()
		}
	})

	return filters
}