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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>js屏蔽浏览器右键菜单,粘贴,复制,剪切,选中</title> <meta name="description" content="js代码制作屏蔽浏览器右键菜单,屏蔽浏览器粘贴,屏蔽浏览器复制,屏蔽浏览器剪切,屏蔽浏览器选中,不会屏蔽搜索引擎蜘蛛抓取页面,不影响seo优化。可以设置网页内容代码不被用户随意下载等。" /> </head> <body> <script type="text/javascript"> //屏蔽右键菜单 document.oncontextmenu = function (event){ if(window.event){ event = window.event; }try{ var the = event.srcElement; if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")){ return false; } return true; }catch (e){ return false; } } //屏蔽粘贴 document.onpaste = function (event){ if(window.event){ event = window.event; }try{ var the = event.srcElement; if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")){ return false; } return true; }catch (e){ return false; } } //屏蔽复制 document.oncopy = function (event){ if(window.event){ event = window.event; }try{ var the = event.srcElement; if(!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")){ return false; } return true; }catch (e){ return false; } } //屏蔽剪切 document.oncut = function (event){ if(window.event){ event = window.event; }try{ var the = event.srcElement; if(!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")){ return false; } return true; }catch (e){ return false; } } //屏蔽选中 document.onselectstart = function (event){ if(window.event){ event = window.event; }try{ var the = event.srcElement; if (!((the.tagName == "INPUT" && the.type.toLowerCase() == "text") || the.tagName == "TEXTAREA")){ return false; } return true; } catch (e) { return false; } } </script> <div style="width:600px;margin:40px auto;text-align:center;border:solid 1px #FFCA52;background:#FFFDD2;height:28px;line-height:28px;font-size:14px;padding:5px 10px;color:#ff0000;font-weight:800;">单页禁用右键菜单、粘贴、复制、剪切、选中操作</div> test </body> </html>
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原文地址：http://www.cnblogs.com/liusijia/p/5728754.html
