Your browser doesn’t support JavaScript, please follow the steps below to open the Javascript console in different browsers.
1. Internet Explorer:
    (1)Click "Tools" and select "Internet Options".
    (2)Select the "Security" tab.
    (3)Click on the "Custom level..." button.
    (4)Looking for the "Active Scripting" and select "Enable".
    (5)Click “Yes”.
    (6)Click “OK” and refresh your browser.
2. Google Chrome:
    (1)At the top right, click Settings.
    (2)At the bottom, click Show advanced settings.
    (3)In the "Privacy" section, click Content settings.
    (4)Select Allow all sites to run JavaScript (recommended) in the "JavaScript" section.
    (5)Click Done.
3. Safari:
    (1)At the top right, click Preferences.
    (2)Select the "Security" tab.
    (3)Click “Enable JavaScrip”.
    (4)Refresh your browser.