easyUI 报表删除bug

easyUI 表格删除bug
var srcEle = event.srcElement;
var table = srcEle.parentElement.parentElement.parentElement.parentElement;
var tagA = table.getElementsByTagName('a');
for(var i = index + 1 ; i < tagA.length ; i++){
var o = tagA[i].getAttribute('onclick',2).toString();
o = o.substr(o.indexOf('{')+1);
o = o.replace('}','');
o = $.trim(o);
var regexp = /deleteHRResourceRow\((\d+),'(\d+)'\)$/;
var match = exgpr.exec(o);
o = o.replace(match[1],match[1]-1);
var fun = new Function(o);
tagA[i].setAttribute('onclick',fun);
}