{mousedown,16}{mousedown,16}click the button in the dialog box labeled "x". <body ref="0"><div ref="1"></DIV><form id="mturk_form" ref="3"><div ui-corner-all ui-widget-header ui-helper-clearfix ui-draggable-handle" ref="7"><span id="ui-id-2" ref="8"></SPAN><button ui-corner-all ui-widget ui-button-icon-only ui-dialog-titlebar-close" ref="9"><span ui-icon ui-icon-closethick" recordingtarget="true" ref="10">