- <script language= "javascript" >
- //禁止用F5键
- function document.onkeydown()
- {
- if ( event.keyCode==116)
- {
- event.keyCode = 0;
- event.cancelBubble = true ;
- return false ;
- }
- }
- //禁止右键弹出菜单
- function document.oncontextmenu()
- {
- return false ;
- }
- //下面代码实现全屏显示
- function window.onload(){
- var Request = new Array(); //保存参数
- var s = location.search.substring(1);
- if (s && s!= "" ){
- var list = s.split( "&" );
- for ( var i=0; i < list.length; i++){
- var pair = list[i].split( "=" );
- if (pair[0] && pair[0] != "" ){
- Request[unescape(pair[0])] = unescape(pair[1]);
- }
- }
- }
- var fullscreen=Request[ "fullscreen" ];
- if (fullscreen!= "yes" ){
- var file =self.location;
- var a = window.open( "about:blank" , "" , "fullscreen=yes" )
- self.opener= null
- self.close()
- a.location=file + "?fullscreen=yes" ;
- }
- }
- </script>
- <script language= "Javascript" ><!--
- //屏蔽鼠标右键、Ctrl+N、Shift+F10、F11、F5刷新、退格键
- //Author: meizz(梅花雨) 2002-6-18
- function document.oncontextmenu(){event.returnValue= false ;} //屏蔽鼠标右键
- function window.onhelp(){ return false } //屏蔽F1帮助
- function document.onkeydown()
- {
- 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 ;
- }
- /* 注:这还不是真正地屏蔽 Alt+ 方向键,
- 因为 Alt+ 方向键弹出警告框时,按住 Alt 键不放,
- 用鼠标点掉警告框,这种屏蔽方法就失效了。以后若
- 有哪位高手有真正屏蔽 Alt 键的方法,请告知。*/
- if ((event.keyCode==8) || //屏蔽退格删除键
- (event.keyCode==116)|| //屏蔽 F5 刷新键
- (event.ctrlKey && event.keyCode==82)){ //Ctrl + R
- event.keyCode=0;
- event.returnValue= false ;
- }
- if (event.keyCode==122){event.keyCode=0;event.returnValue= false ;} //屏蔽F11
- if (event.ctrlKey && event.keyCode==78) event.returnValue= false ; //屏蔽 Ctrl+n
- if (event.shiftKey && event.keyCode==121)event.returnValue= false ; //屏蔽 shift+F10
- 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 ;
- }
- }
- </script>
My97DatePicker
最新推荐文章于 2019-06-15 22:19:16 发布