{mouseup,10}{mouseup,10}{mousedown,18}{mousedown,18}click on a "radio" widget. <body ref="0"><form id="mturk_form" ref="1"><div id="wrap" ref="2"><div id="area" ref="3"><div ref="4"><label ref="5"><input_radio value="false" ref="6"><label ref="9"><input_radio recordingtarget="true" value="false" ref="10"><div ref="12">