diff --git a/analyze.js b/analyze.js
index 696259b..371409e 100644
--- a/analyze.js
+++ b/analyze.js
@@ -37,6 +37,25 @@ function analyzeFile() { // eslint-disable-line no-unused-vars
     }
 }
 
+function analyzeFromQuery() { // eslint-disable-line no-unused-vars
+    var search = document.location.search;
+    var pairs = search.substr(1).split("&");
+    var url = "";
+    for (var i = 0; i < pairs.length; ++i) {
+        var kv = pairs[i].split("=");
+        if (kv.length == 2 && kv[0] == "url") {
+            url = kv[1];
+        }
+    }
+    if (url == "") return;
+    fetch(url)
+        .then(function (response) {
+            response.text().then(function (text) {
+                analyze(text);
+            });
+        });
+}
+
 
 function analyze(text) {
     var analyzer = new Analyzer(text);
diff --git a/index.html b/index.html
index ce4ece1..99244e4 100644
--- a/index.html
+++ b/index.html
@@ -22,7 +22,7 @@
     <meta http-equiv="Content-Type" content="text/html;charset=utf-8">
   </head>
 
-  <body>
+  <body onload="analyzeFromQuery()">
     <script src="analyze.js" type="text/javascript"></script>
 
     <h1>Online Java Thread Dump Analyzer</h1>
