diff --git a/ecosystem.js b/ecosystem.js
index da36928..5109b0c 100644
--- a/ecosystem.js
+++ b/ecosystem.js
@@ -1,12 +1,5 @@
 function rm(v, item) {if (v.indexOf(item) > -1) { v.splice(v.indexOf(item), 1); }}
 
-Array.prototype.unique = function() {
-    var o = {}, i, l = this.length, r = [];
-    for(i=0; i<l;i+=1) o[this[i]] = this[i];
-    for(i in o) r.push(o[i]);
-    return r;
-};
-
 var ColorRandomizer = function(nStep) {
     function shuffle(v) { newarray = v.slice(0);for(var j, x, i = newarray.length; i; j = parseInt(Math.random() * i), x = newarray[--i], newarray[i] = newarray[j], newarray[j] = x);return newarray;} // non-destructive.
     var nSteps = nSteps==null ? 10 : nSteps;
@@ -163,11 +156,11 @@ var Ecosystem = {
                 }
             }
 
-            var svgContainer = document.getElementById(paperlabel);
+            var svg = document.getElementById(paperlabel).firstChild;
             var scaleFactor = (scaleFactor == null) ? 1 : scaleFactor;
-            svgContainer.setAttribute("width", (scaleFactor*250).toString() + "px");
-            svgContainer.setAttribute("height", (scaleFactor*250).toString() + "px");
-            svgContainer.setAttribute("viewBox", "0 0 250 250");
+            svg.setAttribute("width", (scaleFactor*250).toString() + "px");
+            svg.setAttribute("height", (scaleFactor*250).toString() + "px");
+            svg.setAttribute("viewBox", "0 0 250 250");  
         }
 
         return {