function add_custom_code(){
?>
<script>
jQuery(window).load(function(){
function getAway() {
// Get away right now
window.open("http://weather.com", "_newtab");
// Replace current site with another benign site
window.location.replace('http://google.com');
}

jQuery(function() {

jQuery("#get-away").on("click", function(e) {
getAway();
});

jQuery("#get-away a").on("click", function(e) {
// allow the (?) link to work
e.stopPropagation();
});

jQuery(document).keyup(function(e) {
if (e.keyCode == 27) { // escape key
getAway();
}
});

});
</script>
<?php
}
add_action('wp_footer', 'add_custom_code');