combobox自动选中默认的选项

$(document).ready(function() {
$('#magazCategoryId').combobox({
url: '<%=magazCategoryALL %>',
valueField: 'id',
textField: 'name',
panelHeights: '190',
onLoadSuccess: function () { //数据加载完毕事件,设置默认选中
var data = $('#magazCategoryId').combobox('getData');
if (data.length > 0) {
$("#magazCategoryId").combobox('select', data[0].id);
}
}
});
});