<html> <script> function test() { function transactionCallback() { document.getElementById("result").innerHTML = "Callback was called. Test passed"; } var db = openDatabase("DatabaseCallbackDeferred", "1.0", "", 1); db.transaction(function(tx) { tx.executeSql("CREATE TABLE IF NOT EXISTS CallbackDeferredTest (randomData)", []); }, transactionCallback, transactionCallback); alert("Wait for a few seconds and close it"); } </script> <body onload="test()"> <p id="result">Wait...</p> </body> </html>