embed-patch.js

;(function() { 
    if (!('MutationObserver' in window)) {
        return;
    }

    var observer = new MutationObserver(function(mutations) {  
        console.log('mutation: ' + mutations.length);
        for(var m = 0; m < mutations.length; ++m) {
            for(var n = 0; n < mutations[m].addedNodes.length; ++n) {
                findEmbed(mutations[m].addedNodes[n]);
            }
        }
    });

    function findEmbed(node){
        var $embed = $(node).find('[data-selz-b]');
        if($embed.length > 0){
            eval($embed.text());
            window._$elz = _$elz;
        }
    }

    observer.observe(document.getElementById("content"), { 
        childList: true
    });
})();