- Added exception when material.src exists but === "" (boxes example)…

… in aframe 0.5.0

- Bumped aframe + component version

dist/aframe-stereo-component.js

@@ -97,12 +97,18 @@
 	          // Check if material is a video from html tag (object3D.material.map instanceof THREE.VideoTexture does not
 	          // always work
 
-	          if(this.el.getAttribute("material")!==null
-	              && 'src' in this.el.getAttribute("material")
-	              && document.querySelector(this.el.getAttribute("material").src)!== null
-	              && document.querySelector(this.el.getAttribute("material").src).tagName === "VIDEO"){
-
+	          if(this.el.getAttribute("material")!==null && 'src' in this.el.getAttribute("material") && this.el.getAttribute("material").src !== "") {
+	            var src = this.el.getAttribute("material").src;
+	            // If src is a string, treat it like a selector, for aframe <= v0.3
+	            if ((toString.call(src) == '[object String]'
+	                 && document.querySelector(src) !== null
+	                 && document.querySelector(src).tagName === "VIDEO")
+	                ||
+	                // If src is a video element , just get the tagName
+	                ('tagName' in src
+	                 && src.tagName === "VIDEO")) {
 	              this.material_is_a_video = true;
+	            }
 	          }
 
 	          var object3D = this.el.object3D.children[0];