This script means that a prompt should appear when the page loads:

<script>
function _aimtellReady(){ _aimtellPrompt(); }
</script>

This script is for an embedded link:

<a href="#" onclick="_aimtellPrompt()"> Click to subscribe </a>

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And finally, you can add a button with this script:

<button onclick="_aimtellPrompt()"> Click To Subscribe <button>
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