document.value什么意思？如何修改？

<body>
<script>
document.value='p';
alert(document.value);
</script>
</body>document本身没有这个属性，是用户加上去的

解决方案 »

  1.   

    <html>
    <head>
    <title>办公系统--公文处理</title>
    </head><STYLE>BODY {
    COLOR: #404040; FONT-FAMILY: "宋体"; FONT-SIZE: 9pt; FONT-WEIGHT: 400
    }
    THEAD {
    COLOR: #404040; FONT-FAMILY: "宋体"; FONT-SIZE: 9pt; FONT-WEIGHT: bold
    }
    TBODY {
    COLOR: #404040; FONT-FAMILY: "宋体"; FONT-SIZE: 9pt; FONT-WEIGHT: 400
    }
    TBODY.special1 {
    COLOR: #404040; FONT-FAMILY: "宋体"; FONT-SIZE: 8pt; FONT-WEIGHT: 400
    }
    TBODY.special2 {
    COLOR: #404040; FONT-FAMILY: "宋体"; FONT-SIZE: 9pt; FONT-WEIGHT: 400
    }
    A {
    COLOR: darkblue; FONT-FAMILY: "宋体"; TEXT-DECORATION: none
    }
    A:hover {
    COLOR: red; FONT-FAMILY: "宋体"; TEXT-DECORATION: underline
    }
    TEXTAREA {
    FONT-FAMILY: "宋体"; FONT-SIZE: 9pt
    }
    </STYLE>
    <!--script       
    // 
    /*  
    HereCode Meaning 
     0  :  It's All Right
    -1  :  Not pass Arguments 
    -2  :  Lose Session.userid
    -3  :  Not Find The Record
    -4  :  The Record done by another one
    -5  :  Not find the file that deal the record
    */
    import inbox.ssc
    var HereCode =0; //Current Code ,successed if >0 
    var HereString = ""; //
    session.nr_obj = document.value.objclass
    if (! exists( document.value.info_id ) ) // no argument
    {
        HereCode = -1;
        HereString = HereString + "<center>参数错误</center><br>";
        HereString += "<center>返回 <a href='content.htm?opened=1&selected_obj="+document.value.objclass+"'>收件箱</a> </center><br>";
    } else if ( ! exists(session.userid) ) //no userid 
    {
      HereCode  = -2;
      HereString += "尚未登录,请重新<a href=Javascript:top.location.href='../index.html'>登录</a><br><br>"
    } else // has userid & argument(infoid)
    {  
        //now examing whether the record have been done by other;
        var mysql = "SELECT USER_ID, MUSER_ID FROM WDZX.G_PNODES WHERE PID="+document.value.pid+" AND  ID="+document.value.pnid;
        
        var myquery=connection.CreateQuery(mysql);
        var muser_id;
        var user_id;
        
        if (myquery.MoveNext()) {
            muser_id=myquery.GetValue("MUSER_ID");
            user_id = myquery.GetValue("USER_ID");
        }
        
        if (muser_id==null) {
            muser_id = session.userid;
        }
        if ( user_id == null ) {
            user_id = session.userid;
        }
        
        myquery.Close();  
        if (session.userid != muser_id && session.userid != user_id)
        {
           var usersql="SELECT UNAME FROM WDZX.G_USERS WHERE ID="+muser_id;
           var userquery=connection.CreateQuery(usersql);
           if (userquery.MoveNext())
               var m_uname=userquery.GetValue("UNAME");
           else
               var m_uname="";
           HereCode = -4;
           document.writeln("<script language=javascript>")
           document.writeln('alert("此文件已被 <'+m_uname+'> 处理")');
           document.writeln('location.href="content.htm"')
           document.writeln("</script>")
           userquery.Close();
           
        }
        if (HereCode == 0 ) // all right ,processing to 
        {
            var info_id1 = document.value.info_id; 
            pnid1 = document.value.pnid;
            var sql1 = vw_inboxlist() + " AND A.INFO_ID=" + info_id1 + " AND A.PNID=" + pnid1 ;
            var pcinbox1 = connection.CreateQuery(sql1);
            if (pcinbox1.MoveNext()) 
             { // doing the record
               //get Html for the record
               var html=pcinbox1.GetValue( "HTML" );
               var box_pid=pcinbox1.GetValue( "PID" );
               var box_pnid=pcinbox1.GetValue( "PNID" );      
               var box_obj = pcinbox1.GetValue("OBJCLASSPY");
               var box_act = pcinbox1.GetValue("ACTNAME");
               var box_actid = pcinbox1.GetValue("ACTID");
               var box_hasCONTENT = pcinbox1.GetValue("HASCONTENT");
                 pcinbox1.Close();
    /*
                 if (box_hasCONTENT > 0)
                    document.write("<frameset rows='30,*,40' frameborder=0 border=0 framemargin=0> ");
                 else             
    */
                    document.write("<frameset rows='30,*' frameborder=0 border=0 framemargin=0> ");
                       var frame1 = "<frame noResize name=top1 src= 'button2.html?box_infoid="+document.value.info_id
                            +"&box_objclass="+box_obj
                            +"&box_pid="+box_pid
                            +"&box_plugin=1"
                            +"box_resolution=1"
                            +"&box_pnid="+box_pnid
                            +"&box_act="+box_act
                 +"&box_actid="+box_actid
                            +"&box_hasCONTENT="+box_hasCONTENT
                            +"' noresize scrolling=no>";
                       var frame2 = "<frame noResize name=main1 src='"+document.value.objclass+"/"+document.value.objclass+".html?box_infoid="+document.value.info_id
                         + "&box_pid="+box_pid
                         + "&box_pnid="+box_pnid
                         + "&box_objclass="+box_obj
                         + "&box_actid="+box_actid
                         + "&box_actname="+box_act
                         + "&box_hasCONTENT="+box_hasCONTENT
                         + "'>";
                       var frame3 = "<frame noResize name=fj src='../nr/fj.html?info_id="+document.value.info_id
                         + "&box_pid="+box_pid
                         + "&box_pnid="+box_pnid
                         + "&box_objclass="+box_obj
                         + "&box_actid="+box_actid
                         + "&box_actname="+box_act
                         + "&box_hasCONTENT="+box_hasCONTENT
                         + "'>";
                       document.write(frame1); 
                       document.write(frame2); 
                       if (box_hasCONTENT > 0)
                            document.write(frame3);                    document.write("</frameset> \n");
                
             } else // ha ,the record is not exists;
             {
                HereCode =  -3 ;
                HereString += "<center>未找到指定记录</center><br>";
                HereString += "<center>返回 <a href='content.htm?opened=1&selected_obj="+document.value.objclass+"'>收件箱</a> </center><br>";
             }
        }
        
    }if (HereCode <0 )
    {
        //document.writeln("发生错误,代码:"+HereCode+";错误信息:<br>");
        document.writeln(HereString);
    }
    -->
    </html>