@ -304,9 +304,13 @@ var IPython = (function (IPython) {
*/
CodeCell.prototype.execute = function () {
this.output_area.clear_output();
// Clear widget area
this.widget_subarea.html('');
this.widget_subarea.height('');
this.widget_area.height('');
this.widget_area.hide();
this.set_input_prompt('*');
this.element.addClass("running");
if (this.last_msg_id) {