Scriptx.cab打印的时候对象为 null 或未定义

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Scriptx.cab打印的时候对象为 null 或未定义0

在使用Scriptx.cab打印的时候，提示安装控件，点安装后感觉没有什么反应，然后点打印，就报js错误，对象为null或未定义，前提是我现的开发机现在没有连接打印机（会不会是没有连接打印机的原因？）。
下面是代码：
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
<SCRIPT>

    var    hkey_root,hkey_path,hkey_key
        hkey_root="HKEY_CURRENT_USER"
        hkey_path="\\Software\\Microsoft\\Internet   Explorer\\PageSetup\\"
//设置网页打印的页眉页脚为空
function   pagesetup_null()
{
      try{
          var   RegWsh   =   new   ActiveXObject("WScript.Shell")
          hkey_key="header"
          RegWsh.RegWrite(hkey_root+hkey_path+hkey_key,"")
          hkey_key="footer"
          RegWsh.RegWrite(hkey_root+hkey_path+hkey_key,"")
      }catch(e){}
}

//用于设置打印参数
function printBase() {
factory.printing.header = ""   //页眉
factory.printing.footer = ""   //页脚
factory.printing.portrait = true   //true为纵向打印，false为横向打印
factory.printing.leftMargin   =   0.5
factory.printing.topMargin   =   1.5
factory.printing.rightMargin   =   0.5
factory.printing.bottomMargin   =   1.5
}

//用于调用设置打印参数的方法和显示预览界面
function printReport(){
        printBase();
        pagesetup_null();
        document.all("button").style.display = "none";//隐藏按钮
        factory.printing.Preview();
}

//使界面最大化
maxWin();
function maxWin()
{
      var aw = screen.availWidth;
      var ah = screen.availHeight;
      window.moveTo(0, 0);
      window.resizeTo(aw, ah);
}

function printTure()
{
     printBase();
     document.all("button").style.display = "none";//隐藏按钮
      //factory.printing.Preview();
     factory.printing.Print(false);
     document.all("button").style.display = "block";//显示按钮
}

</SCRIPT>
</HEAD>
<BODY>
    <OBJECT id="factory" codeBase="ScriptX.cab#Version=6,3,434,26"
            height="0" width="0" classid="clsid:1663ed61-23eb-11d2-b92f-008048fdd814" viewastext>
        </OBJECT>

    <div id="button" style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; WIDTH: 98%; PADDING-TOP: 0px">
                            <table height="15" cellSpacing="1" cellPadding="4" width="100%" bgColor="#ddf3ff" border="0">
                                <tr>
                                    <td align="center" bgColor="#ddf3ff">
                                        <input class="bginput" onclick="printTure()" type="button" value="打印">
                                         <input   id="idPrint2"   type="button"   value="页面设置" onclick="factory.printing.PageSetup()">
                                         <input   id="idPrint3"   type="button"   value="打印预览"
                                         onclick="factory.printing.Preview()">
                                    </td>
                                </tr>
                            </table>
                        </div>
</BODY>
</HTML>

2015年1月04日 10:49