创建一个新表

//创建一个新表
  function createTable()
  {
        var oTable=document.getElementById("myTable");
        var oTBody=document.getElementById("tbody");
        var row=oTBody.rows.length;
   
        var oTR=oTBody.insertRow(row);
        var oProInf=oTBody.rows[row].insertCell(0);
        var oPro=document.createElement("input");
       oPro.setAttribute("type","text");
       oPro.setAttribute("className","box box2");
       //注册文本框事件
       oPro.attachEvent("onkeydown",sendRequest);
  
   
       var oBtn=document.createElement("input");
      oBtn.setAttribute("type","button");
      oBtn.setAttribute("className","Mybutton8");
      //oBtn.setAttribute("id","btn"+maxid);
      oBtn.attachEvent("onclick",showDlg);
      oProInf.appendChild(oPro);
      oProInf.appendChild(oBtn);
   
      var oName=oTBody.rows[row].insertCell(1);
      //oName.setAttribute("id","proname"+maxid);
      oName.appendChild(document.createTextNode(" "));
   
     var oUnit=oTBody.rows[row].insertCell(2);
     //oUnit.setAttribute("id","unit"+maxid);
     oUnit.appendChild(document.createTextNode(" "));
   
     var oQty=oTBody.rows[row].insertCell(3);
     var qty=document.createElement("input");
   
     //qty.setAttribute("id","qty"+maxid);
     qty.setAttribute("type","text");
     qty.setAttribute("className","box box2");
     qty.attachEvent("onkeydown",computeMoney);
     qty.attachEvent("onkeydown",createNewRow);
     qty.attachEvent("onkeydown",moveCursor);
   
     qty.attachEvent("onkeykdown",computeTotal2);
     qty.attachEvent("onblur",computeTotal);
     qty.style.visibility="hidden";
     oQty.appendChild(qty);
   
     var oPrice=oTBody.rows[row].insertCell(4);
     oPrice.appendChild(document.createTextNode(" "));
   
     var oTax=oTBody.rows[row].insertCell(5); 
     oTax.appendChild(document.createTextNode(" "));
   
     var oMoney=oTBody.rows[row].insertCell(6);
     oMoney.appendChild(document.createTextNode(" "));
   
     var oDel=oTBody.rows[row].insertCell(7);
     var btnDel=document.createElement("input");
     btnDel.setAttribute("type","button");
     btnDel.setAttribute("className","Mybutton1");
     btnDel.setAttribute("value","删除");
     //注册按钮单击事件,实现删除功能
     btnDel.attachEvent("onclick",delRow);
     oDel.appendChild(btnDel);

  }