1 //禁用右键、文本选择功能、复制按键 2 $(document).bind("contextmenu",function(){return false;}); 3 $(document).bind("selectstart",function(){return false;}); 4 $(document).keydown(function(){return key(arguments[0])}); 5 //按键时提示警告 6 function key(e){ 7 var keynum; 8 if(window.event){ 9 keynum = e.keyCode; // IE 10 }else if(e.which){ 11 keynum = e.which; // Netscape/Firefox/Opera 12 } 13 if(keynum == 17){ 14 alert(“禁止复制内容！”); 15 return false; 16 } 17 } 18 //禁用右键、文本选择功能、复制按键 19 $(document).bind("contextmenu",function(){return false;}); 20 $(document).bind("selectstart",function(){return false;}); 21 $(document).keydown(function(){return key(arguments[0])}); 22 23 //按键时提示警告 24 function key(e){ 25 var keynum; 26 if(window.event) // IE 27 { 28 keynum = e.keyCode; 29 } 30 else if(e.which) // Netscape/Firefox/Opera 31 { 32 keynum = e.which; 33 } 34 if(keynum == 17){ alert("禁止复制内容！");return false;} 35 } 36 37 38 <script> 39 //屏蔽鼠标右键、Ctrl+N、Shift+F10、F11、F5刷新、退格键 40 function document.oncontextmenu(){event.returnValue=false;}//屏蔽鼠标右键 41 function window.onhelp(){return false} //屏蔽F1帮助 42 function document.onkeydown(){ 43 if((window.event.altKey)&& 44 ((window.event.keyCode==37)|| //屏蔽Alt+方向键← 45 (window.event.keyCode==39))){ //屏蔽Alt+方向键→ 46 alert("不准你使用ALT+方向键前进或后退网页！"); 47 event.returnValue=false; 48 } if((event.keyCode==8)|| //屏蔽退格删除键 49 (event.keyCode==116)|| //屏蔽F5刷新键 50 (event.ctrlKey && event.keyCode==82)){ //Ctrl+R 51 event.keyCode=0; 52 event.returnValue=false; 53 } 54 if(event.keyCode==122){event.keyCode=0;event.returnValue=false;} //屏蔽F11 55 if(event.ctrlKey && event.keyCode==78)event.returnValue=false; //屏蔽Ctrl+n 56 if(event.shiftKey && event.keyCode==121)event.returnValue=false; //屏蔽shift+F10 57 if(window.event.srcElement.tagName=="A" && window.event.shiftKey) 58 window.event.returnValue=false; //屏蔽shift加鼠标左键新开一网页 59 if((window.event.altKey)&&(window.event.keyCode==115)){ //屏蔽Alt+F4 60 window.showModelessDialog("about:blank","","dialogWidth:1px;dialogheight:1px"); 61 return false; 62 } 63 } 64 </script>