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0 opacity lines

points show up for 0 opacity lines

with 0 opacity lines there seems to be point features that show up at lower zooms but go away when you zoom in

var m = L.map('map').setView([42.2, -71], 8),
mapQuestAttr = 'Tiles Courtesy of <a href="http://www.mapquest.com/">MapQuest</a> &mdash; ',
osmDataAttr = 'Map data &copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors',
mopt = {
url: 'http://otile{s}.mqcdn.com/tiles/1.0.0/osm/{z}/{x}/{y}.jpeg',
options: {attribution:mapQuestAttr + osmDataAttr, subdomains:'1234'}
};
var mq=L.tileLayer(mopt.url,mopt.options).addTo(m);
var roads = L.geoJson.ajax("roads.json",{style:{opacity:0,fillOpacity:0}}).addTo(m);
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=1024, user-scalable=no">
<style>
html { height: 100% }
body { height: 100%; margin: 0; padding: 0;}
#map{ height: 100% }
</style>
<link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.4.5/leaflet.css" />
<!--[if lte IE 8]>
<link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.4.5/leaflet.ie.css" />
<![endif]-->
<script src="http://cdn.leafletjs.com/leaflet-0.4.5/leaflet.js"></script>
<script src="leaflet.ajax.js"></script>
<title>Road Inventory</title>
</head>
<body>
<div id="map"></div>
<script type="text/javascript" src="ascript.js"></script>
</body>
</html>
L.GeoJSON.AJAX=L.GeoJSON.extend({
defaultAJAXparams:{
dataType:"json",
callbackParam:"callback"
},
initialize: function (url, options) { // (String, Object)
this._url = url;
var ajaxParams = L.Util.extend({}, this.defaultAJAXparams);
for (var i in options) {
if (this.defaultAJAXparams.hasOwnProperty(i)) {
ajaxParams[i] = options[i];
}
}
this.ajaxParams = ajaxParams;
this._layers = {};
L.Util.setOptions(this, options);
if(this._url){
this.addUrl(this._url);
}
},
addUrl: function (url) {
var _this = this;
_this._url = url;
if(this.ajaxParams.dataType.toLowerCase()==="json"){
L.Util.ajax(url, function(data){_this.addData(data);});
}else if(this.ajaxParams.dataType.toLowerCase()==="jsonp"){
L.Util.jsonp(url, function(data){_this.addData(data);}, _this.ajaxParams.callbackParam);
}
},
refresh: function (url){
url = url || this._url;
this.clearLayers();
this.addUrl(url);
}
});
L.Util.ajax = function (url, cb){
var response, request = new XMLHttpRequest();
request.open("GET",url);
request.onreadystatechange = function(){
if (request.readyState === 4 && request.status === 200 ){
response = JSON.parse(request.responseText);
cb(response);
}
};
request.send();
};
L.Util.jsonp = function (url, cb, cbParam, callbackName){
var cbn,ourl,cbs;
var cbParam = cbParam || "callback";
if(callbackName){
cbn= callbackName;
}else{
cbs = "_" + Math.floor(Math.random()*1000000);
cbn = "L.Util.jsonp.cb." + cbs;
}
L.Util.jsonp.cb[cbs] = cb;
var scriptNode = L.DomUtil.create('script','', document.getElementsByTagName('body')[0] );
scriptNode.type = 'text/javascript';
if (url.indexOf("?") === -1 ){
ourl = url+"?"+cbParam+"="+cbn;
}else{
ourl = url+"&"+cbParam+"=."+cbn;
}
scriptNode.src = ourl;
};
L.Util.jsonp.cb = {};
L.geoJson.ajax = function (geojson, options) {
return new L.GeoJSON.AJAX(geojson, options);
};
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