$(function() {
    document.addEventListener('dragenter', function(event) {
        event.preventDefault();
    });
    document.addEventListener('dragover', function(event) {
        event.preventDefault();
    });
    document.addEventListener('drop', function(event) {
        if (event.dataTransfer.files && event.dataTransfer.files.length) {
            event.preventDefault();
            loadVideo(event.dataTransfer.files[0])
        }
    });
});