function stopTimer() {
    clearInterval(timer);
    var isHovered = $('#theEnd').is(":hover");
    if (isHovered == "True") {
        return youWon();
    }
    else {
        alert("You lost! try again!")
    }
}<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>Unfortunately, the code always defaults to the else statement even when I'm hovering over the div element with the id="theEnd"
 
    