for(var i=0,len=tablePart.rows.length;ivar td=tablePart.rows[i].cells[col];
var num=fun(td);
arrNum.push(num);
trs["id"+num]=trs["id"+num]||[];
trs["id"+num].push(getParentTr(td));
}
arrNum=arrSort(arrNum,isDesc);
for(var j=0,jlen=arrNum.length;jfor(var k=0,klen=trs["id"+arrNum[j]].length;kvar tr=trs["id"+arrNum[j]].pop();
tablePart.appendChild(tr);
}
}
}

var table=document.getElementById("tableSort");
var checkBoxs=table.tBodies[0].getElementsByTagName('input');
var checkAll=document.getElementById("checkAll");
var reserveCheck=document.getElementById("reserveCheck");
var delSelect=document.getElementById("delSelect");
var timeSort=document.getElementById("timeSort");
var priceSort=document.getElementById("priceSort");

checkAll.onclick=function(){
setChecked(checkBoxs,this.checked);
}

reserveCheck.onclick=function(){
reverseChecked(checkBoxs);
}
table.tBodies[0].onclick=function(e){
var ev=e||window.event;
var target=ev.target||ev.srcElement;
if(!target)return;
target._op=target.getAttribute("_op");
if(!target._op)return;

if(target._op==="check"&&target.type==="checkbox"&&!target.checked){
checkAll.checked=target.checked;
}
if(target._op==="del"){
var tr=getParentTr(target);
removeTr(table.tBodies[0],tr);
}
}
delSelect.onclick=function(){
var chk=[];
for(var i=0,len=checkBoxs.length;iif(checkBoxs[i].checked){
var tr=getParentTr(checkBoxs[i]);
chk.push(tr);
}
}

for(var j=0,jlen=chk.length;jremoveTr(table.tBodies[0],chk[j]);
}
}
var sortMark="↑↓";
timeSort.onclick=function(){
this.isDesc=(this.isDesc===true)?false:true;
tableSort(table.tBodies[0],3,function(td){
return (new Date(td.innerHTML)).getTime();
},this.isDesc);
priceSort.innerHTML="价格"
this.innerHTML="上架时间"+sortMark[this.isDesc?1:0];
}
priceSort.onclick=function(){
this.isDesc=(this.isDesc===true)?false:true;
tableSort(table.tBodies[0],4,function(td){
return parseInt(td.innerHTML.replace("￥",''));
},this.isDesc);
timeSort.innerHTML="上架时间";
this.innerHTML="价格"+sortMark[this.isDesc?1:0];
}

总结：

完成了基本功能，对于联合排序没有实现。后期会慢慢加入，有兴趣的可以把代码放到html页面，运行查看效果。