<script language="javascript">
             function DisableKey()
              {
                     //8   退格键
              //78  Ctrl+N
                     //37  Alt+ 方向键 ← 
              //39  Alt+ 方向键 →
              //116       F5 刷新键
              //82  Ctrl + R
                     //121       shift+F10
                     //115       屏蔽Alt+F4
                     //屏蔽 shift 加鼠标左键新开一网页
                     if (window.event.keyCode==8
                            ||event.keyCode==78
                            ||event.keyCode==37
                            ||event.keyCode==39
                            ||event.keyCode==116
                            ||event.keyCode==82
                            ||event.keyCode==121
                            ||event.keyCode==115
                            ||(window.event.srcElement.tagName == "A" && window.event.shiftKey))
                            {
                                   alert('请通过事物代码进行操作!');
                                   window.event.returnValue=false;
                            }
                     
              }
       </script>
       </HEAD>
       <body MS_POSITIONING="GridLayout" onKeyDown="DisableKey()">

解决方案 »

  1.   

    <html>
     <script>
    function KeyDown(){ //屏蔽鼠标右键、Ctrl+n、shift+F10、F5刷新、退格键
     //alert("ASCII代码是:"+event.keyCode);
      if ((window.event.altKey)&&
          ((window.event.keyCode==37)||   //屏蔽 Alt+ 方向键 ←
           (window.event.keyCode==39))){  //屏蔽 Alt+ 方向键 →
         alert("不准你使用ALT+方向键前进或后退网页!");
         event.returnValue=false;
         }
      if ((event.keyCode==8)  ||                 //屏蔽退格删除键
          (event.keyCode==116)||                 //屏蔽 F5 刷新键
          (event.keyCode==112)||                 //屏蔽 F1 刷新键
          (event.ctrlKey && event.keyCode==82)){ //Ctrl + R
         event.keyCode=0;
         event.returnValue=false;
         }
      if ((event.ctrlKey)&&(event.keyCode==78))   //屏蔽 Ctrl+n
         event.returnValue=false;
      if ((event.shiftKey)&&(event.keyCode==121)) //屏蔽 shift+F10
         event.returnValue=false;
      if (window.event.srcElement.tagName == "A" && window.event.shiftKey) 
          window.event.returnValue = false;  //屏蔽 shift 加鼠标左键新开一网页
      if ((window.event.altKey)&&(window.event.keyCode==115)){ //屏蔽Alt+F4
          window.showModelessDialog("about:blank","","dialogWidth:1px;dialogheight:1px");
          return false;}
    }
    function Showhelp(){
     alert("按了F1");
     return false;
    }
     </script>
     <head>
      <meta http-equiv="Content-Language" content="zh-cn">
      <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
      <title>键盘代码</title>
      <style>
       <!--
    body         { font-family: Verdana; color: #000080; font-size: 9pt }
    --></style>
     </head>
     <body onkeydown="KeyDown()" oncontextmenu="event.returnValue=false" onhelp="Showhelp();return false;">
      <p align="center">请按键盘</p>
     </body>
    </html>
      

  2.   

    那是F5刷新键.那IE上的刷新按钮怎么解决????
      

  3.   

    其实我也想知道怎么屏蔽IE上的刷新按钮。
    应该和注册表的classid有关。
      

  4.   

    换一种思路用showModalDialog然后showModalDialog的调用窗口,缩小躲在showModalDialog的背后