function historyDialog(obj) {
    var id = 'history';
    var style = 'width:350px';
    var subject = '<div class="pt10">变化过程</div>';
    var body = '正在装载数据……';
    var bodyStyle = 'padding-top:0px;overflow: auto; overflow-x:hidden;height:160px';
    var dlg = dialog(id, style, subject, body, bodyStyle);
    dlg.ok.style.display = 'none';
    
    var oi = obj.items[0].parentNode.parentNode.parentNode.parentNode;
    getOffset(oi);
    dlg.style.top = oi.offsetTop2 + (oi.offsetTop2 + oi.offsetHeight - document.body.scrollTop + dlg.offsetHeight 
        <= document.body.offsetHeight ? oi.offsetHeight : -dlg.offsetHeight);
    dlg.style.left = oi.parentNode.position > 2 ? '' : oi.offsetLeft2;
    dlg.style.right = oi.parentNode.position > 2 ? (document.body.offsetWidth - 18 - 1002) / 2 : '';
    dlg.style.visibility = '';
    
    ajax(function(rt) {
		dlg.body.innerHTML = rt.match(/<table([^<]|<(?!\/table>))*<\/table>/i)[0];
    }, '../' + ['GetHistoryByAsian.aspx','GetHistoryByGoalline.aspx','GetHistoryByStandard.aspx'][obj.data[1] - 1], 'vid=' + obj.data[0] + '&bm=' + obj.parent.pk + '&eh=' + obj.data[2], 'post', 'utf-8');
    
    return dlg;
}