Javascript, not to be confused with Java is a programming language commonly used on web pages. This is especially actions to add dynamic HTML, which handles only the content and appearance of the page. These scripts (codes in the source of the page) are read and executed by your browser.
Javascript is enabled by default, many functions of sites are available with this option, but you may need to activate or deactivate a feature for testing or otherwise, here's where this option is hidden in your browser.
Javascript in Internet Explorer
Start the Internet Explorer browser, click the Tools menu and then click Internet Options, select the "Security" tab, select the "Internet" and click on "Custom Level ..."
Search options scripts in the list until you find the " Active scripting. " The only enable or disable Javascript by ticking wanted :
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