Hello, I need a modal for the index page of a large website - it's for users to accept internet policy to proceed on to the website. Why is this sentence from The Great Gatsby grammatical? You'll also give it a display of none..hidden { display: none; } Now only the button is showing on the page. If during execution the next modal () is called, it has no effect (see documentation). To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Format number to always show 2 decimal places, Bootstrap modal appearing under background. Note: for cross browser support it's better to use cookie instead of localStorage. Requires 8+. If not shown previously, show the popup modal and update the showing history. What is the purpose of this D-shaped ring at the base of the tongue on my hiking boots? This will unfreeze the screen as soon as PopUp is closed. There are new features, which improve the language, new standards, like ES6 but also, there are some features that dont exist anymore. How to open a Bootstrap modal window using jQuery? setTimeout(showModal,1000); function showModal() { $("#myModal").show() } it stops code execution until dialog is closed and dialog result is returned to the caller. You could use sessionStorage - code example below: , if (sessionStorage.getItem('modal') !== 'true') {, $('body').append('