If you click the "Test JavaScript" button, then the text box below it should show 'Yes, JavaScript is enabled.' After you click it, if the text is showing "enabled", then assume JavaScript is running.

Partly cloudy. Medium chance of showers, most likely in the late morning. Winds southwesterly 15 to 20 km/h tending southerly 20 to 30 km/h in the morning. Cloudy. High chance of showers. Winds ...