if($("#about_hwork_<%= @work.id%>").children().length > 0){
    $("#about_hwork_<%= @work.id%>").html("");
}
else{
    $(".about_hwork").html("");

    $("#about_hwork_<%= @work.id%>").html("<%= escape_javascript(render :partial => 'show',:locals => {:work =>@work, :score => @score, :student_work_scores => @student_work_scores}) %>");
    $('#score_<%= @work.id%>').peSlider({range: 'min'});
}