禁止/屏蔽 鼠标右键
<body oncontextmenu="return false" onselectstart="return false" ondragstart="return false" onbeforecopy="return false" onmouseup=document.selection.empty() oncopy=document.selection.empty() onselect=document.selection.empty()></body> onselectstart="return false" 禁止选择,ondragstart="return false"禁止拖放,oncopy=document.selection.empty() 禁止拷贝。 禁止保存:<noscript><iframe src="*.htm"></iframe></noscript>,放在head里面。 禁止粘贴:<input type=text onpaste="return false"> 关闭输入法:<input style="ime-mode:disabled"> 屏蔽鼠标右键: function document.oncontextmenu(){event.returnValue=false;} 屏蔽F1帮助: function window.onhelp(){return false} 屏蔽其他键 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; } 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; } } 屏蔽打印: <style> @media print{ * {display:none} } </style>