install include.

webtools/addons/js/install.js

@@ -0,0 +1,14 @@
+function install( aEvent, extName, iconURL)  {   
+    var p = new XMLHttpRequest();
+    p.open("GET", "/core/install.php?uri="+aEvent.target.href, false);
+    p.send(null);
+
+    var params = new Array();
+    params[extName] = {
+        URL: aEvent.target.href,
+        IconURL: iconURL,
+        toString: function () { return this.URL; }
+    };
+    InstallTrigger.install(params);
+    return false;
+}