center', title: 'ClozeTest-maxmin', colspan: 7}],
										[ //表头
										{field: 'Rank', title: 'Rank', align: 'right', width: 70}
										,{field: 'Model', title: 'Model', width: 220}
										,{field: 'Organization', title: 'Organization', width: 150}
										,{field: 'Submission Date', title: 'Date', width: 120, sort: true}

										,{field: 'aAll', title: 'All', width: 70, sort: true}
										,{field: 'aRuby', title: 'Ruby', width: 80, sort: true}
										,{field: 'aJavaScript', title