“服务器标记的格式不正确” 怎么回事

Question

function XmjfView()
            {
              var width=document.body.clientWidth;
              
              
              var k=window.showModalDialog("XmjfView.aspx?random="+Math.random(),"newwindow","dialogWidth="+width+";");
              if(k!=null)
              {
                  var arr=k.split("-");
                  var newtr=document.createElement("tr");
                  for(var i=0;i<arr.length;i++)
                  {
                      var newtd=document.createElement("td");
                      newtr.appendChild(newtd);
                      var input_txt=document.createElement("input");
                      input_txt.type="text";
                      input_txt.value=arr[i];
                      input_txt.runat="server";
                      if(i!=5)
                          input_txt.readonly="true";
                      else
                          input_txt.readonly="false";
                      newtd.appendChild(input_txt);
                  }
                  var tdd=document.createElement("td");
                  newtr.appendChild(tdd);
                  var input_btn=document.createElement("input");
                  input_btn.type="button";
                  input_btn.value="删除";
                  input_btn.onclick="delete_jf(this)";
                  input_btn.className="btnt";
                  tdd.appendChild(input_btn);
                  document.getElementById('xmjftb').rows[0].style.display="block";
                  document.getElementById('xmjftb').appendChild(newtr);
              }
            }
for循环红字部分提示“服务器标记的格式不正确”

Answer 1

我觉的应该alert（k） 看看返回的结果是否正确？