var tab = document.createElement("table");
tab.innerHTML += "<td>訂貨單號(hào)</td>"+
"<td>單據(jù)日期</td>"+
"<td>商品類(lèi)型</td>"+
"<td>訂單屬性</td>"+
"<td>配貨次數(shù)</td>"+
"<td>詳細(xì)</td>";

var inn = "<tr>"+
"<td>訂貨單號(hào)</td>"+
"<td>單據(jù)日期</td>"+
"<td>商品類(lèi)型</td>"+
"<td>訂單屬性</td>"+
"<td>配貨次數(shù)</td>"+
"<td>詳細(xì)</td>"+
"</tr>";
$(tab).html(inn);