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  • Fully customizable via HTML and CSS.
  • Can use third party forms to collect emails.
  • Support for embeddable CSS fonts, including Google Fonts.
  • Cookie support with optional expiry date.
  • Set a timed delay before the script starts tracking exit intent.
  • Display popup based on exit intent or timed delay.
  • Scales to adjust to window size.


Simply include the script and call its init function with any options you choose. You must add in your own HTML otherwise the popup will be blank.

<script type="text/javascript" src="bioep.min.js"></script>

<script type="text/javascript">
        // Options

You can also add HTML and CSS directly on the page. The popup element you wish to use must have an id of bio_ep.

    <script type="text/javascript" src="bioep.min.js"></script>

    <script type="text/javascript">
            // Options
    <style type="text/css">
        #bio_ep_bg {} // background
        #bio_ep {} // popup
        #bio_ep_close {} // close button
    <div id="bio_ep">
        <!-- your popup HTML goes here -->


Using HTML and CSS

	html: '<div id="bio_ep_content">' +
		'<img src="" alt="Claim your discount!" />' +
		'<span>HOLD ON!</span>' +
		'<span>Click the button below to get a special discount</span>' +
		'<span>This offer will NOT show again!</span>' +
		'<a href="#YOURURLHERE" class="bio_btn">CLAIM YOUR DISCOUNT</a>' +
	css: '#bio_ep {width: 400px; height: 300px; color: #333; background-color: #fafafa; text-align: center;}' +
		'#bio_ep_content {padding: 24px 0 0 0; font-family: "Titillium Web";}' +
		'#bio_ep_content span:nth-child(2) {display: block; color: #f21b1b; font-size: 32px; font-weight: 600;}' +
		'#bio_ep_content span:nth-child(3) {display: block; font-size: 16px;}' +
		'#bio_ep_content span:nth-child(4) {display: block; margin: -5px 0 0 0; font-size: 16px; font-weight: 600;}' +
		'.bio_btn {display: inline-block; margin: 18px 0 0 0; padding: 7px; color: #fff; font-size: 14px; font-weight: 600; background-color: #70bb39; border: 1px solid #47ad0b; cursor: pointer; -webkit-appearance: none; -moz-appearance: none; border-radius: 0; text-decoration: none;}',
	fonts: ['//,400,600'],
	cookieExp: 0

Using an image

	width: 394,
	height: 298,
	html: '<a href="#YOURURLHERE" title="Claim your discount!"><img src="" alt="Claim your discount!" /></a>',
	cookieExp: 0


All options must be added to the init function as an object.

Name Type Default Description
width integer 400 The width of the popup. This can be overridden by adding your own CSS for the #bio_ep element.
height integer 220 The height of the popup. This can be overridden by adding your own CSS for the #bio_ep element.
html string blank The HTML code to be placed within the popup. HTML can be added through this function or on the page itself within a element.
css string blank The CSS styles for the popup. CSS can be added through this function or on the page itself.
fonts array null An array containing URLs that link to font stylesheets. Google Fonts was the main idea behind this feature.
delay integer 5 The time, in seconds, until the popup activates and begins watching for exit intent. If showOnDelay is set to true, this will be the time until the popup shows.
showOnDelay boolean false If true, the popup will show after the delay option time. If false, popup will show when a visitor moves their cursor above the document window, showing exit intent.
cookieExp integer 30 The number of days to set the cookie for. A cookie is used to track if the popup has already been shown to a specific visitor. If the popup has been shown, it will not show again until the cookie expires. A value of 0 will always show the popup.
showOncePerSession boolean false If true, the popup will only show once per browser session. If false and cookieExp is set to 0, the popup will show multiple times in a single browser session.
onPopup function null A callback function to be called when the popup is displayed in the browser.


MIT license, feel free to use however you wish!

Created by


Display an HTML and CSS based popup on exit intent







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