diff --git a/extensions/web-scripts/view-init.js b/extensions/web-scripts/view-init.js
index 392eb0c..4c779bb 100644
--- a/extensions/web-scripts/view-init.js
+++ b/extensions/web-scripts/view-init.js
@@ -1,31 +1,5 @@
 define(['./config.json', './view.xml'], function(config, viewXml) {
 
-  function chainInitFn(f1, f2) {
-    return function(a) { f1(a); f2(a); };
-  }
-
-  var initFn = function() {};
-  for(;;) {
-    var i = viewXml.indexOf('<script>');
-    if (i < 0) {
-      break;
-    }
-    var j = viewXml.indexOf('</script>', i);
-    if (j < 0) {
-      break;
-    }
-    var src = viewXml.substring(i + 8, j);
-    viewXml = viewXml.substring(0, i) + viewXml.substring(j + 9);
-    var fn = Function('view', '"use strict"; ' + src);
-    initFn = chainInitFn(initFn, fn);
-  }
-
-  var viewTemplate = [
-    '<app-page id="' + config.id + '" title="' + config.title + '">',
-    viewXml,
-    '</app-page>'
-  ].join('\n');
-
   function getPropertyValue(things, properties, path) {
     var parts = path.split('/', 2);
     var thingId = parts[0];
@@ -56,61 +30,88 @@ define(['./config.json', './view.xml'], function(config, viewXml) {
     return undefined;
   }
 
-  var viewVue = new Vue({
-    template: viewTemplate,
-    data: {
-      property: {}
-    },
-    methods: {
-      onShow: function() {
-        this.onDataChange();
+  var script = '';
+  for(;;) {
+    // type="text/javascript"
+    var i = viewXml.indexOf('<script>');
+    if (i < 0) {
+      break;
+    }
+    var j = viewXml.indexOf('</script>', i);
+    if (j < 0) {
+      break;
+    }
+    script += '\n' + viewXml.substring(i + 8, j);
+    viewXml = viewXml.substring(0, i) + viewXml.substring(j + 9);
+  }
+
+  var options = {
+    template: [
+      '<app-page id="' + config.id + '" title="' + config.title + '">',
+      viewXml,
+      '</app-page>'
+    ].join('\n')
+  };
+
+  if (config.properties && config.properties.length > 0) {
+    assignMap(options, {
+      data: {
+        property: {}
       },
-      onDataChange: function() {
-        Promise.all([
-          app.getThings(),
-          app.getPropertiesByThingId()
-        ]).then(apply(this, function(things, properties) {
-          var propertyMap = {};
+      methods: {
+        onShow: function() {
+          this.onDataChange();
+        },
+        onDataChange: function() {
+          Promise.all([
+            app.getThings(),
+            app.getPropertiesByThingId()
+          ]).then(apply(this, function(things, properties) {
+            var propertyMap = {};
+            for (var i = 0; i < config.properties.length; i++) {
+              var cfgProp = config.properties[i];
+              propertyMap[cfgProp.name] = getPropertyValue(things, properties, cfgProp.path);
+            }
+            this.property = propertyMap;
+          }));
+        },
+        getPropertyByPath: function(path) {
+          return Promise.all([
+            app.getThings(),
+            app.getPropertiesByThingId()
+          ]).then(apply(this, function(things, properties) {
+            return getPropertyValue(things, properties, path);
+          }));
+        },
+        setPropertyByPath: function(path, value) {
+          var parts = path.split('/', 2);
+          var thingId = parts[0];
+          var propName = parts[1];
+          var valueByName = {};
+          valueByName[propName] = value;
+          return fetch('/things/' + thingId + '/properties', {
+            method: 'PUT',
+            body: JSON.stringify(valueByName)
+          }).then(rejectIfNotOk);
+        },
+        setProperty: function(name, value) {
           for (var i = 0; i < config.properties.length; i++) {
             var cfgProp = config.properties[i];
-            propertyMap[cfgProp.name] = getPropertyValue(things, properties, cfgProp.path);
-          }
-          this.property = propertyMap;
-        }));
-      },
-      getPropertyByPath: function(path) {
-        return Promise.all([
-          app.getThings(),
-          app.getPropertiesByThingId()
-        ]).then(apply(this, function(things, properties) {
-          return getPropertyValue(things, properties, path);
-        }));
-      },
-      setPropertyByPath: function(path, value) {
-        var parts = path.split('/', 2);
-        var thingId = parts[0];
-        var propName = parts[1];
-        var valueByName = {};
-        valueByName[propName] = value;
-        return fetch('/things/' + thingId + '/properties', {
-          method: 'PUT',
-          body: JSON.stringify(valueByName)
-        }).then(rejectIfNotOk);
-      },
-      setProperty: function(name, value) {
-        for (var i = 0; i < config.properties.length; i++) {
-          var cfgProp = config.properties[i];
-          if (cfgProp.name === name) {
-            return this.setPropertyByPath(cfgProp.path, value);
+            if (cfgProp.name === name) {
+              return this.setPropertyByPath(cfgProp.path, value);
+            }
           }
+          return Promise.reject('not found');
         }
-        return Promise.reject('not found');
       }
-    }
-  });
-
-  addPageComponent(viewVue, config.icon);
+    });
+  }
 
-  initFn(viewVue);
+  if (script.length > 0) {
+    var fn = Function('options', 'config', '"use strict";' + script);
+    fn.call(this, options, config);
+  }
+  var vue = new Vue(options);
+  addPageComponent(vue, config.icon);
 
 });
\ No newline at end of file