<% comment_field_id = "#comment_#{@comment.id}" %> /* roll up the original comment */ $j("<%= comment_field_id %>").slideUp(); /* render the comment form in its place */ $j("<%= comment_field_id %>").html("<%= escape_javascript(render partial: "comments/comment_form", locals: { comment: @comment, commentable: @comment.commentable, button_name: t(".update"), show_errors: true }) %>"); /* roll down the comment form */ $j("<%= comment_field_id %>").slideDown();