Updated builds.

build/three.js

@@ -11553,7 +11553,7 @@ THREE.JSONLoader.prototype.loadAjaxJSON = function ( context, url, callback, tex
 
 					var json = JSON.parse( xhr.responseText );
 
-					if ( json.metadata.type === 'scene' ) {
+					if ( json.metadata !== undefined && json.metadata.type === 'scene' ) {
 
 						console.error( 'THREE.JSONLoader: "' + url + '" seems to be a Scene. Use THREE.SceneLoader instead.' );
 						return;

build/three.min.js

@@ -233,8 +233,8 @@ a.mapSpecularOffset,a.mapSpecularWrap,a.mapSpecularAnisotropy);a.mapBumpScale&&(
 n.specular.value.setHex(l.specular),n.ambient.value.setHex(l.ambient),n.shininess.value=l.shininess,void 0!==l.opacity&&(n.opacity.value=l.opacity),k=new THREE.ShaderMaterial({fragmentShader:k.fragmentShader,vertexShader:k.vertexShader,uniforms:n,lights:!0,fog:!0}),l.transparent&&(k.transparent=!0)):k=new THREE[k](l);void 0!==a.DbgName&&(k.name=a.DbgName);return k}};THREE.XHRLoader=function(a){this.manager=void 0!==a?a:THREE.DefaultLoadingManager};
 THREE.XHRLoader.prototype={constructor:THREE.XHRLoader,load:function(a,b,c,d){var e=this,f=new XMLHttpRequest;void 0!==b&&f.addEventListener("load",function(c){b(c.target.responseText);e.manager.itemEnd(a)},!1);void 0!==c&&f.addEventListener("progress",function(a){c(a)},!1);void 0!==d&&f.addEventListener("error",function(a){d(a)},!1);void 0!==this.crossOrigin&&(f.crossOrigin=this.crossOrigin);f.open("GET",a,!0);f.send(null);e.manager.itemStart(a)},setCrossOrigin:function(a){this.crossOrigin=a}};THREE.ImageLoader=function(a){this.manager=void 0!==a?a:THREE.DefaultLoadingManager};
 THREE.ImageLoader.prototype={constructor:THREE.ImageLoader,load:function(a,b,c,d){var e=this,f=document.createElement("img");void 0!==b&&f.addEventListener("load",function(c){e.manager.itemEnd(a);b(this)},!1);void 0!==c&&f.addEventListener("progress",function(a){c(a)},!1);void 0!==d&&f.addEventListener("error",function(a){d(a)},!1);void 0!==this.crossOrigin&&(f.crossOrigin=this.crossOrigin);f.src=a;e.manager.itemStart(a);return f},setCrossOrigin:function(a){this.crossOrigin=a}};THREE.JSONLoader=function(a){THREE.Loader.call(this,a);this.withCredentials=!1};THREE.JSONLoader.prototype=Object.create(THREE.Loader.prototype);THREE.JSONLoader.prototype.load=function(a,b,c){c=c&&"string"===typeof c?c:this.extractUrlBase(a);this.onLoadStart();this.loadAjaxJSON(this,a,b,c)};
-THREE.JSONLoader.prototype.loadAjaxJSON=function(a,b,c,d,e){var f=new XMLHttpRequest,g=0;f.onreadystatechange=function(){if(f.readyState===f.DONE)if(200===f.status||0===f.status){if(f.responseText){var h=JSON.parse(f.responseText);if("scene"===h.metadata.type){console.error('THREE.JSONLoader: "'+b+'" seems to be a Scene. Use THREE.SceneLoader instead.');return}h=a.parse(h,d);c(h.geometry,h.materials)}else console.error('THREE.JSONLoader: "'+b+'" seems to be unreachable or the file is empty.');a.onLoadComplete()}else console.error("THREE.JSONLoader: Couldn't load \""+
-b+'" ('+f.status+")");else f.readyState===f.LOADING?e&&(0===g&&(g=f.getResponseHeader("Content-Length")),e({total:g,loaded:f.responseText.length})):f.readyState===f.HEADERS_RECEIVED&&void 0!==e&&(g=f.getResponseHeader("Content-Length"))};f.open("GET",b,!0);f.withCredentials=this.withCredentials;f.send(null)};
+THREE.JSONLoader.prototype.loadAjaxJSON=function(a,b,c,d,e){var f=new XMLHttpRequest,g=0;f.onreadystatechange=function(){if(f.readyState===f.DONE)if(200===f.status||0===f.status){if(f.responseText){var h=JSON.parse(f.responseText);if(void 0!==h.metadata&&"scene"===h.metadata.type){console.error('THREE.JSONLoader: "'+b+'" seems to be a Scene. Use THREE.SceneLoader instead.');return}h=a.parse(h,d);c(h.geometry,h.materials)}else console.error('THREE.JSONLoader: "'+b+'" seems to be unreachable or the file is empty.');
+a.onLoadComplete()}else console.error("THREE.JSONLoader: Couldn't load \""+b+'" ('+f.status+")");else f.readyState===f.LOADING?e&&(0===g&&(g=f.getResponseHeader("Content-Length")),e({total:g,loaded:f.responseText.length})):f.readyState===f.HEADERS_RECEIVED&&void 0!==e&&(g=f.getResponseHeader("Content-Length"))};f.open("GET",b,!0);f.withCredentials=this.withCredentials;f.send(null)};
 THREE.JSONLoader.prototype.parse=function(a,b){var c=new THREE.Geometry,d=void 0!==a.scale?1/a.scale:1;(function(b){var d,g,h,k,l,n,p,r,s,u,q,v,w,t=a.faces;n=a.vertices;var x=a.normals,H=a.colors,G=0;if(void 0!==a.uvs){for(d=0;d<a.uvs.length;d++)a.uvs[d].length&&G++;for(d=0;d<G;d++)c.faceVertexUvs[d]=[]}k=0;for(l=n.length;k<l;)d=new THREE.Vector3,d.x=n[k++]*b,d.y=n[k++]*b,d.z=n[k++]*b,c.vertices.push(d);k=0;for(l=t.length;k<l;)if(b=t[k++],s=b&1,h=b&2,d=b&8,p=b&16,u=b&32,n=b&64,b&=128,s){s=new THREE.Face3;
 s.a=t[k];s.b=t[k+1];s.c=t[k+3];q=new THREE.Face3;q.a=t[k+1];q.b=t[k+2];q.c=t[k+3];k+=4;h&&(h=t[k++],s.materialIndex=h,q.materialIndex=h);h=c.faces.length;if(d)for(d=0;d<G;d++)for(v=a.uvs[d],c.faceVertexUvs[d][h]=[],c.faceVertexUvs[d][h+1]=[],g=0;4>g;g++)r=t[k++],w=v[2*r],r=v[2*r+1],w=new THREE.Vector2(w,r),2!==g&&c.faceVertexUvs[d][h].push(w),0!==g&&c.faceVertexUvs[d][h+1].push(w);p&&(p=3*t[k++],s.normal.set(x[p++],x[p++],x[p]),q.normal.copy(s.normal));if(u)for(d=0;4>d;d++)p=3*t[k++],u=new THREE.Vector3(x[p++],
 x[p++],x[p]),2!==d&&s.vertexNormals.push(u),0!==d&&q.vertexNormals.push(u);n&&(n=t[k++],n=H[n],s.color.setHex(n),q.color.setHex(n));if(b)for(d=0;4>d;d++)n=t[k++],n=H[n],2!==d&&s.vertexColors.push(new THREE.Color(n)),0!==d&&q.vertexColors.push(new THREE.Color(n));c.faces.push(s);c.faces.push(q)}else{s=new THREE.Face3;s.a=t[k++];s.b=t[k++];s.c=t[k++];h&&(h=t[k++],s.materialIndex=h);h=c.faces.length;if(d)for(d=0;d<G;d++)for(v=a.uvs[d],c.faceVertexUvs[d][h]=[],g=0;3>g;g++)r=t[k++],w=v[2*r],r=v[2*r+1],