JS实现的自定义右键菜单实例二则

运行效果截图:

JS实现的自定义右键菜单实例二则

具体代码如下:

<!DOCTYPE html> <html> <head> <title>JS实现自定义右键菜单</title> <meta http-equiv="content-type" content="text/html; charset=utf-8"> <script src="https://www.jb51.net/ajax.js"></script> <style type="text/css"> #container { text-align : center; width : 500px; height : 500px; border : 1px solid blue; margin : 0 auto; } .skin { width : 100px; border : 1px solid gray; padding : 2px; visibility : hidden; position : absolute; } div.menuitems { margin : 1px 0; } div.menuitems a { text-decoration : none; } div.menuitems:hover { background-color : #c0c0c0; } </style> <script> window.onload = function() { var container = document.getElementById('container'); var menu = document.getElementById('menu'); /*显示菜单*/ function showMenu() { var evt = window.event || arguments[0]; /*获取当前鼠标右键按下后的位置,据此定义菜单显示的位置*/ var rightedge = container.clientWidth-evt.clientX; var bottomedge = container.clientHeight-evt.clientY; /*如果从鼠标位置到容器右边的空间小于菜单的宽度,就定位菜单的左坐标(Left)为当前鼠标位置向左一个菜单宽度*/ if (rightedge < menu.offsetWidth) menu.style.left = container.scrollLeft + evt.clientX - menu.offsetWidth + "px"; else /*否则,就定位菜单的左坐标为当前鼠标位置*/ menu.style.left = container.scrollLeft + evt.clientX + "px"; /*如果从鼠标位置到容器下边的空间小于菜单的高度,就定位菜单的上坐标(Top)为当前鼠标位置向上一个菜单高度*/ if (bottomedge < menu.offsetHeight) menu.style.top = container.scrollTop + evt.clientY - menu.offsetHeight + "px"; else /*否则,就定位菜单的上坐标为当前鼠标位置*/ menu.style.top = container.scrollTop + evt.clientY + "px"; /*设置菜单可见*/ menu.style.visibility = "visible"; LTEvent.addListener(menu,"contextmenu",LTEvent.cancelBubble); } /*隐藏菜单*/ function hideMenu() { menu.style.visibility = 'hidden'; } LTEvent.addListener(container,"contextmenu",LTEvent.cancelBubble); LTEvent.addListener(container,"contextmenu",showMenu); LTEvent.addListener(document,"click",hideMenu); } </script> </head> <body> <div> <div> <a href="javascript:history.back();">后退</a> </div> <div> <a href="javascript:history.back();">前进</a> </div> <hr> <div> <a href="" target="_blank">地图api</a> </div> <div> <a href="" target="_blank">实时交通</a> </div> <div> <a href="" target="_blank">地图搜索</a> </div> <div> <a href="" target="_blank">驾驶导航</a> </div> <hr> <div> <a href="" target="_blank">灵图UU</a> </div> <div> <a href="" target="_blank">路书下载</a> </div> <hr> <div> <a href="" target="_blank">关于本站</a> </div> <div> <a href="" target="_bland">友情链接</a> </div> </div> <div> <p>右键此区域</p> </div> </body> </html>

其中ajax.js代码如下:

复制代码 代码如下:


var _LT_ajax_proxyXmlUrl="http://srvfree.api.51ditu.com/apisrv/p4x?";function LTNS(){LTNS.info={time:'Thu Jul 19 10:00:08 UTC+0800 2012',version:'1',ov:'1.3 Ver 20070705'};var w=function(uq){var iq=0,oq=0;var pq=uq.length;var aq=new String();var sq=-1;var dq=0;for(var fq=0;fq<pq;fq++){var gq=uq.charCodeAt(fq);gq=(gq==95)?63:((gq==44)?62:((gq>=97)?(gq-61):((gq>=65)?(gq-55):(gq-48))));oq=(oq<<6)+gq;iq+=6;while(iq>=8){var hq=oq>>(iq-8);if(dq>0){sq=(sq<<6)+(hq&(0x3f));dq--;if(dq==0){aq+=String.fromCharCode(sq);};}else{if(hq>=224){sq=hq&(0xf);dq=2;}else if(hq>=128){sq=hq&(0x1f);dq=1;}else{aq+=String.fromCharCode(hq);};};oq=oq-(hq<<(iq-8));iq-=8;};};return aq;};var q=["post","&charset=","url=","lt","get","undefined","utf-8","","string","error","loaded","complete","interactive","unload","shape",'function',"on",w("SsDoQN1q")];var i=window;var o=document;function yq(uq,iq){for(var oq in iq){uq[oq]=iq[oq];};}function a(){};function s(yq,uq){return function(){return uq.apply(yq,arguments)};};function d(yq){return(yq.tagName||yq==i||yq==o);};function f(yq){return(yq&&yq.ownerDocument&&yq.ownerDocument.parentWindow)?yq.ownerDocument.parentWindow:i;};function g(yq){if(!yq){yq=[];};if(!yq[0]){yq[0]=f().event;};if(yq[0]&&!yq[0].target&&yq[0].srcElement){yq[0].target=yq[0].srcElement};return yq;};function h(yq,uq){return function(){uq.apply(yq,g(arguments));};};function j(yq){yq=g(yq);if(!yq){return;};if(yq.stopPropagation){yq.preventDefault();yq.stopPropagation();}else if(o.all){yq.cancelBubble=true;yq.returnValue=false;};};function k(yq){yq=g(yq);if(!yq){return;};if(o.all){yq.cancelBubble=true;yq.returnValue=true;}else if(yq.stopPropagation){yq.stopPropagation();};};function l(yq,event,uq,iq,oq){return c(yq,event,d(yq)?h(uq,iq):s(uq,iq),oq);};function z(yq,uq){if(!yq){return;};if(yq.parentNode&&!uq){yq.parentNode.removeChild(yq);};b(yq);var iq;while(iq=yq.firstChild){z(iq);};};function x(yq,uq){return function(){var e=this;yq.apply(e,arguments);v(uq);}};function c(yq,event,uq,iq){var oq=[yq,event];if(iq){uq=x(uq,oq)};var pq=d(yq);if(pq){uq=s(yq,uq);if(yq.addEventListener){yq.addEventListener(event,uq,false);}else if(yq.attachEvent){yq.attachEvent(q[16]+event,uq);}else{var aq=yq[q[16]+event];if(typeof(aq)==q[15]){yq[q[16]+event]=function(){aq();uq();};}else{yq[q[16]+event]=uq;};};};oq.push(uq);if(yq._LT_E_&&pq!=q[14]){yq._LT_E_.push(oq);}else{yq._LT_E_=(pq==q[14])?[]:[oq];};if(!a.allEvents){a.allEvents=[];};if(event!=q[13]){a.allEvents.push(oq);};return oq;};function v(yq){if(!yq||yq.length==0){return;};if(arguments.length>1){var uq=arguments[0]._LT_E_;for(var iq=0;iq<uq.length;iq++){if(uq[iq][1]==arguments[1]&&uq[iq][2]==arguments[2]){return v(uq[iq]);}};};try{if(d(yq[0])){if(yq[0].removeEventListener){yq[0].removeEventListener(yq[1],yq[2],false);}else if(yq[0].detachEvent){yq[0].detachEvent(q[16]+yq[1],yq[2]);}else{yq[0][q[16]+yq[1]]=null;};};var oq=yq[0]._LT_E_;for(var iq=oq.length-1;iq>=0;iq--){if(oq[iq]==yq){oq.splice(iq,1);break;};};}catch(pq){};oq=a.allEvents;for(var iq=oq.length-1;iq>=0;iq--){if(oq[iq]==yq){oq.splice(iq,1);break;};};while(yq.length>0){yq.pop()};delete yq;};function b(yq,event){if(!yq||!yq._LT_E_){return;};var uq,iq=yq._LT_E_;for(var oq=iq.length-1;oq>=0;oq--){uq=iq[oq];if(!event||uq[1]==event){v(uq);};};};function n(){var yq=a.allEvents;if(yq){for(var uq=yq.length-1;uq>=0;uq--){v(yq[uq]);};};a.allEvents=null;};function m(yq,event,uq){if(d(yq)){try{if(yq.fireEvent){yq.fireEvent(q[16]+event);};if(yq.dispatchEvent){var iq="mouseover,mouseout,mousemove,mousedown,mouseup,click,dbclick";var oq=o.createEvent("Event");oq.initEvent(event,false,true);yq.dispatchEvent(oq);};}catch(pq){alert('LTEvent.trigger error.');};}else{if(!uq){uq=[];};var aq=yq._LT_E_;if(aq&&aq.length>0){for(var sq=aq.length-1;sq>=0;sq--){var dq=aq[sq];if(dq&&dq[2]){if(dq[1]=="*"){dq[2].apply(yq,[event,uq]);};if(dq[1]==event){dq[2].apply(yq,uq);};};};};};};function _(){return o.all?(o.readyState!="loading"&&o.readyState!=q[12]):(a.readyState==q[11])};function Q(){if(!a.unLoadListener){a.unLoadListener=c(i,q[13],n);};if(!o.all&&!a.readyState){a.readyState=q[12];c(o,"DOMContentLoaded",function(){a.readyState=q[11];},true);};};yq(a,{getCallback:s,isHtmlControl:d,getObjWin:f,getWindowEvent:g,createAdapter:h,cancelBubble:j,returnTrue:k,bind:l,deposeNode:z,runOnceHandle:x,addListener:c,removeListener:v,clearListeners:b,clearAllListeners:n,trigger:m,isDocumentLoaded:_,load:Q});function W(yq,uq){var e=this;e[0]=yq?parseInt(yq):0;e[1]=uq?parseInt(uq):0;e.Longitude=e[0];e.Latitude=e[1];};yq(W.prototype,{getLongitude:function(){var e=this;return e[0];},getLatitude:function(){var e=this;return e[1];},setLongitude:function(yq){var e=this;e[0]=parseInt(yq);},setLatitude:function(yq){var e=this;e[1]=parseInt(yq);}});function E(yq){var e=this;e.win=yq?yq:i;};yq(E.prototype,{load:function(yq,uq,iq,oq){var e=this;if(!e.onLoadStart(yq)){return;};e.objName=oq?oq:"_OLR";var pq=e.win;pq[e.objName]=null;var uq=uq?uq:q[6];if(!e.jsFile){e.jsFile=pq.document.createElement(q[17]);e.jsFile.type=w("T6LuT2zgONPXSsDoQN1q");e.jsFile.defer=true;pq.document.body.insertBefore(e.jsFile,pq.document.body.firstChild);l(e.jsFile,"readystatechange",e,e.onReadyStateChange);l(e.jsFile,"load",e,e.onLoad);};e.jsFile.charset=uq;e.jsFile.src=yq;e.running=true;e.crypt=iq;},onLoadStart:function(yq){var e=this;m(e,"loadstart",[yq]);return true;},onLoad:function(yq){var e=this;var uq=e.win;if(uq[e.objName]){var iq=uq[e.objName];uq[e.objName]=null;m(e,q[10],[e.parseObject(iq)]);}else{m(e,q[9],[]);};if(!o.all&&e.jsFile&&e.jsFile.parentNode==uq.document.body){e.jsFile.removeAttribute("src");uq.document.body.removeChild(e.jsFile);delete e.jsFile;};e.running=false;},parseObject:function(yq){var e=this;if(e.crypt||yq.e){U(yq);};return yq;},onReadyStateChange:function(yq){var e=this;if(!e.jsFile||(e.jsFile.readyState!=q[10])){return;};e.onLoad();}});function R(yq,uq,iq,oq){var oq=oq?oq:i;var pq={url:yq,handle:uq,charset:iq,win:oq,classNum:1};var aq=I(oq);l(aq,q[10],pq,T);l(aq,q[9],pq,T);aq.load(yq,iq);};function T(yq){var e=this;e.classNum--;if(yq&&yq._classUrls){var uq;while(uq=yq._classUrls.pop()){e.classNum++;R(uq,Y(e),e.charset,e.win);};};if(e.classNum==0){e.handle.apply(e);};};function Y(yq){return function(){yq.classNum--;if(yq.classNum==0){yq.handle.apply(yq);};};};function U(yq){var uq;if(yq.t){yq.t=A(yq.t);};for(uq in yq.a){if(typeof yq.a[uq]==q[8]){yq.a[uq]=A(yq.a[uq]);};};for(uq in yq.c){if(typeof yq.c[uq]!=q[15]){U(yq.c[uq]);};};};function I(yq){var yq=yq?yq:i;var uq;if(!yq._LT_OLRS){yq._LT_OLRS=[];};for(var iq=0;iq<yq._LT_OLRS.length;iq++){if(yq._LT_OLRS[iq].running==false){uq=yq._LT_OLRS[iq];b(uq);break;};};if(!uq){uq=new E(yq);yq._LT_OLRS.push(uq);return uq;};uq.running=true;return uq;};function O(yq,uq){for(var iq=0;iq<yq.c.length;iq++){if(yq.c[iq].n==uq){return yq.c[iq];};};};function P(yq){var uq=0,iq=0;var oq=yq.length;var pq=[];for(var aq=0;aq<oq;aq++){var sq=yq.charCodeAt(aq);if(sq>=2048){iq=(iq<<24)+(((sq>>12)|0xe0)<<16)+((((sq&0xfff)>>6)|0x80)<<8)+((sq&0x3f)|0x80);uq+=24;}else if(sq>=128){iq=(iq<<16)+(((sq>>6)|0xc0)<<8)+((sq&0x3f)|0x80);uq+=16;}else{uq+=8;iq=(iq<<8)+sq;};while(uq>=6){var dq=iq>>(uq-6);iq=iq-(dq<<(uq-6));uq-=6;var sq=(dq<=9)?(dq+48):((dq<=35)?(dq+55):((dq<=61)?(dq+61):((dq==62)?44:95)));pq.push(String.fromCharCode(sq));};};if(uq>0){var dq=iq<<(6-uq);pq.push(String.fromCharCode((dq<=9)?(dq+48):((dq<=35)?(dq+55):((dq<=61)?(dq+61):((dq==62)?44:95)))));};return pq.join(q[7]);};function A(yq){var uq=0,iq=0;var oq=yq.length;var pq=[];var aq=-1;var sq=0;for(var dq=0;dq<oq;dq++){var fq=yq.charCodeAt(dq);fq=(fq==95)?63:((fq==44)?62:((fq>=97)?(fq-61):((fq>=65)?(fq-55):(fq-48))));iq=(iq<<6)+fq;uq+=6;while(uq>=8){var gq=iq>>(uq-8);if(sq>0){aq=(aq<<6)+(gq&(0x3f));sq--;if(sq==0){pq.push(String.fromCharCode(aq));};}else{if(gq>=224){aq=gq&(0xf);sq=2;}else if(gq>=128){aq=gq&(0x1f);sq=1;}else{pq.push(String.fromCharCode(gq));};};iq=iq-(gq<<(uq-8));uq-=8;};};return pq.join(q[7]);};yq(E,{loadClass:R,onClassLoaded:T,onSubClassLoaded:Y,doDecrypt:U,getObject:I,getChild:O,encrypt:P,decrypt:A});function S(){};function D(){if(i.XMLHttpRequest){return new XMLHttpRequest();}else if(typeof(ActiveXObject)!=q[5]){return new ActiveXObject("Microsoft.XMLHTTP");};};function F(yq,uq){var iq=D();iq.open(q[4],yq,true);iq.onreadystatechange=function(){if(iq.readyState!=4){return;};var oq=iq.responseXML.xml?iq.responseXML:L(iq.responseText);uq(oq);};iq.send(null);};function G(yq,uq,iq){iq=iq?iq:q[6];var oq=I();c(oq,q[10],function(pq){if(pq.n==q[9]&&pq.a.src==q[3]){return;};var aq=X(pq);uq.apply(null,[aq]);});oq.load(i._LT_ajax_proxyXmlUrl+q[2]+encodeURIComponent(encodeURIComponent(yq))+q[1]+iq);};function H(yq,uq){var iq=D();iq.open(q[4],yq,true);iq.onreadystatechange=function(){if(iq.readyState!=4){return;};uq(iq.responseText);};iq.send(null);};function J(yq,uq,iq){var oq=iq?iq.toLowerCase()==q[0]?q[0]:pq:q[4];var aq=D();aq.open(oq,yq,true);aq.onreadystatechange=function(){if(aq.readyState!=4){return;};uq(eval('('+aq.responseText+')'));};aq.send(null);};function K(yq,uq,iq){iq=iq?iq:q[6];var oq=I();c(oq,q[10],function(pq){if(pq.n==q[9]&&pq.a.src==q[3]){return;};uq.apply(null,[A(pq)]);});oq.load(i._LT_ajax_proxyTextUrl+q[2]+encodeURIComponent(encodeURIComponent(yq))+q[1]+iq);};function L(yq){var uq;if(typeof(ActiveXObject)!=q[5]&&typeof(GetObject)!=q[5]){try{uq=new ActiveXObject("Msxml2.DOMDocument");}catch(iq){uq=new ActiveXObject("Msxml.DOMDocument");};if(yq){uq.loadXML(yq);};}else{if(yq){if(typeof DOMParser!=q[5]){uq=new DOMParser().parseFromString(yq,"text/xml")};}else{if(o.implementation&&o.implementation.createDocument){uq=o.implementation.createDocument(q[7],q[7],null);};};};return uq;};function Z(yq,uq){if(!uq){yq.i={};uq=yq;};if(yq.a.id){uq.i[yq.a.id]=yq;};for(var iq=0;iq<yq.c.length;iq++){Z(yq.c[iq],uq);};};function X(yq){var uq=L();if(yq){uq.appendChild(C(yq,uq));};return uq;};function C(yq,uq){var iq=uq.createElement(yq.n);for(var oq in yq.a){iq.setAttribute(oq,yq.a[oq]);};for(var pq=0;pq<yq.c.length;pq++){iq.appendChild(C(yq.c[pq],uq));};if(yq.t){iq.appendChild(uq.createTextNode(yq.t));};return iq;};function V(yq,uq){if(typeof(yq)==q[8]){yq=L(yq);};if(yq.documentElement){yq=yq.documentElement;};var iq={n:yq.nodeName,a:{},c:[]};if(!uq){iq.i={};uq=iq;};if(yq.attributes){for(var oq=0;oq<yq.attributes.length;oq++){var pq=yq.attributes[oq].nodeName,aq=yq.attributes[oq].nodeValue;iq.a[pq]=aq;if(pq=="id"){uq.i[aq]=iq;};};};for(var oq=0;oq<yq.childNodes.length;oq++){var sq=yq.childNodes[oq].nodeType;if(sq>=3&&sq<=6){var dq=yq.childNodes[oq].nodeValue;if(!iq.t&&!new RegExp("^[\\s]+$").test(dq)){iq.t=dq;};};if(sq==1){uq=uq?uq:iq;iq.c.push(V(yq.childNodes[oq],uq));};};return iq;};function B(yq,uq){var iq,oq=false;if(typeof yq.xml!=q[5]){try{iq=yq.selectNodes(uq);}catch(pq){oq=true;};}else{oq=true;};if(!oq){return iq;};var aq=yq.ownerDocument?yq.ownerDocument:yq;var sq=aq.createNSResolver(aq.documentElement);var dq=aq.evaluate(uq,yq,sq,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null);iq=[];for(var fq=0;fq<dq.snapshotLength;fq++){iq.push(dq.snapshotItem(fq));};return iq;};function N(yq,uq){var iq,oq=false;try{iq=yq.selectSingleNode(uq);}catch(pq){oq=true;};if(!oq){return iq;};return B(yq,uq)[0];};function M(yq){return i.ActiveXObject?yq.text:(yq.childNodes[0]?yq.childNodes[0].nodeValue:q[7]);};function qq(yq,uq){if(!yq.c||!yq.c.length){return;};for(var iq=0;iq<yq.c.length;iq++){if(yq.c[iq].n==uq){return yq.c[iq];};};};yq(S,{createHttpRequest:D,loadXml:F,loadRemoteXml:G,loadText:H,loadJson:J,loadRemoteText:K,createDocument:L,createJsonId:Z,toXml:X,toXmlNode:C,toJson:V,selectNodes:B,selectSingleNode:N,getNodeValue:M,getJsonChild:qq});function wq(yq,uq){var e=this;e[0]=yq?parseInt(yq):0;e[1]=uq?parseInt(uq):0;e.EARTH_RADIUS=6378137;e.PI=Math.PI;e.js_point={x:e[0],y:e[1]};e.point=e.WGS84ToMercator(e.js_point);e[0]=e.point.x;e[1]=e.point.y;e.Longitude=e[0];e.Latitude=e[1];};yq(wq.prototype,{getLongitude:function(){var e=this;return e[0];},getLatitude:function(){var e=this;return e[1];},setLongitude:function(yq){var e=this;e[0]=parseInt(yq);},setLatitude:function(yq){var e=this;e[1]=parseInt(yq);},WGS84ToMercator:function(yq){var e=this;var uq=yq;var iq=yq.x/100000.0;var oq=yq.y/100000.0;var pq=e.PI*e.EARTH_RADIUS;var aq=iq*pq/180.0;var sq=Math.log(Math.tan((90+oq)*e.PI/360.0))/(e.PI/180.0);sq=sq*pq/180.0;uq.x=Math.round(aq);uq.y=Math.round(sq);return uq;}});function eq(yq,uq){var e=this;e[0]=yq?parseInt(yq):0;e[1]=uq?parseInt(uq):0;e.EARTH_RADIUS=6378137;e.PI=Math.PI;e.js_point={x:e[0],y:e[1]};e.point=e.MercatorToWGS84(e.js_point);e[0]=e.point.x;e[1]=e.point.y;e.Longitude=e[0];e.Latitude=e[1];};yq(eq.prototype,{getLongitude:function(){var e=this;return e[0];},getLatitude:function(){var e=this;return e[1];},setLongitude:function(yq){var e=this;e[0]=parseInt(yq);},setLatitude:function(yq){var e=this;e[1]=parseInt(yq);},MercatorToWGS84:function(yq){var e=this;var uq=yq;var iq=e.PI*e.EARTH_RADIUS/180.0;var oq=yq.x/iq;var pq=yq.y/iq;pq=180.0/e.PI*(2*Math.atan(Math.exp(pq*e.PI/180.0))-e.PI/2.0);uq.x=Math.round(oq*100000.0);uq.y=Math.round(pq*100000.0);return uq;}});function rq(){var e=this;e.length=0;e.prefix="shi_2011";};yq(rq.prototype,{put:function(yq,uq){var e=this;e[e.prefix+yq]=uq;e.length++;},get:function(yq){var e=this;return typeof e[e.prefix+yq]==q[5]?null:e[e.prefix+yq];},keySet:function(){var e=this;var yq=new Array();var uq=0;for(var iq in e){if(iq.substring(0,e.prefix.length)==e.prefix){yq[uq++]=iq.substring(e.prefix.length);};};return yq.length==0?null:yq;},values:function(){var e=this;var yq=new Array();var uq=0;for(var iq in e){if(iq.substring(0,e.prefix.length)==e.prefix){yq[uq++]=e[iq];};};return yq.length==0?null:yq;},size:function(){var e=this;return e.length;},remove:function(yq){var e=this;delete e[e.prefix+yq];e.length--;},update:function(yq,uq){var e=this;e[e.prefix+yq]=uq;},clear:function(){var e=this;for(var yq in e){if(yq.substring(0,e.prefix.length)==e.prefix){delete e[yq];};};e.length=0;},isEmpty:function(){var e=this;return e.length==0;},containsKey:function(yq){var e=this;for(var uq in e){if(uq==e.prefix+yq){return true;};};return false;},containsValue:function(yq){var e=this;for(var uq in e){if(e[uq]==yq){return true;};};return false;},putAll:function(yq){var e=this;if(yq==null)return;if(yq.constructor!=rq){return;};var uq=yq.keySet();var iq=yq.values();for(var oq in uq){e.put(uq[oq],iq[oq]);};}});function tq(){var e=this;e.base64EncodeChars="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";e.base64DecodeChars=new Array(-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63,52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,-1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1);};yq(tq.prototype,{base64encode:function(yq){var uq,iq,oq;var pq,aq,sq;oq=yq.length;iq=0;uq=q[7];while(iq<oq){pq=yq.charCodeAt(iq++)&0xff;if(iq==oq){uq+=tq.base64EncodeChars.charAt(pq>>2);uq+=tq.base64EncodeChars.charAt((pq&0x3)<<4);uq+="==";break;};aq=yq.charCodeAt(iq++);if(iq==oq){uq+=tq.base64EncodeChars.charAt(pq>>2);uq+=tq.base64EncodeChars.charAt(((pq&0x3)<<4)|((aq&0xF0)>>4));uq+=tq.base64EncodeChars.charAt((aq&0xF)<<2);uq+="=";break;};sq=yq.charCodeAt(iq++);uq+=tq.base64EncodeChars.charAt(pq>>2);uq+=tq.base64EncodeChars.charAt(((pq&0x3)<<4)|((aq&0xF0)>>4));uq+=tq.base64EncodeChars.charAt(((aq&0xF)<<2)|((sq&0xC0)>>6));uq+=tq.base64EncodeChars.charAt(sq&0x3F);};return uq;},base64decode:function(yq){var e=this;var uq,iq,oq,pq;var aq,sq,dq;sq=yq.length;aq=0;dq=q[7];while(aq<sq){do{uq=e.base64DecodeChars[yq.charCodeAt(aq++)&0xff];}while(aq<sq&&uq==-1);if(uq==-1)break;do{iq=e.base64DecodeChars[yq.charCodeAt(aq++)&0xff];}while(aq<sq&&iq==-1);if(iq==-1)break;dq+=String.fromCharCode((uq<<2)|((iq&0x30)>>4));do{oq=yq.charCodeAt(aq++)&0xff;if(oq==61)return dq;oq=e.base64DecodeChars[oq];}while(aq<sq&&oq==-1);if(oq==-1)break;dq+=String.fromCharCode(((iq&0XF)<<4)|((oq&0x3C)>>2));do{pq=yq.charCodeAt(aq++)&0xff;if(pq==61)return dq;pq=e.base64DecodeChars[pq];}while(aq<sq&&pq==-1);if(pq==-1)break;dq+=String.fromCharCode(((oq&0x03)<<6)|pq);};return dq;},utf16to8:function(yq){var uq,iq,oq,pq;uq=q[7];oq=yq.length;for(iq=0;iq<oq;iq++){pq=yq.charCodeAt(iq);if((pq>=0x0001)&&(pq<=0x007F)){uq+=yq.charAt(iq);}else if(pq>0x07FF){uq+=String.fromCharCode(0xE0|((pq>>12)&0x0F));uq+=String.fromCharCode(0x80|((pq>>6)&0x3F));uq+=String.fromCharCode(0x80|((pq>>0)&0x3F));}else{uq+=String.fromCharCode(0xC0|((pq>>6)&0x1F));uq+=String.fromCharCode(0x80|((pq>>0)&0x3F));};};return uq;},utf8to16:function(yq){var uq,iq,oq,pq;var aq,sq;uq=q[7];oq=yq.length;iq=0;while(iq<oq){pq=yq.charCodeAt(iq++);switch(pq>>4){case 0:case 1:case 2:case 3:case 4:case 5:case 6:case 7:uq+=yq.charAt(iq-1);break;case 12:case 13:aq=yq.charCodeAt(iq++);uq+=String.fromCharCode(((pq&0x1F)<<6)|(aq&0x3F));break;case 14:aq=yq.charCodeAt(iq++);sq=yq.charCodeAt(iq++);uq+=String.fromCharCode(((pq&0x0F)<<12)|((aq&0x3F)<<6)|((sq&0x3F)<<0));break;};};return uq;}});var p=function(a){var s=o.getElementsByTagName(q[17]);var d=new RegExp(a,"i");for(var f=0;f<s.length;f++){var g=s[f];if(g.src&&d.test(g.src)){break;};};return!o.all||f<s.length;};if(!p(w("NbnpAYXeT7HmA3ywSoa_EYylAJyeFpfRN7TTArmkAIerCMHfT7LSBcDlRIzgSozXQc5uN2vgSrnpAYG")))return false;yq(i,{LTEvent:a,LTPoint:W,LTObjectLoader:E,LTAjax:S,LTPointMercator:wq,LTPointWGS84:eq,LTHashMap:rq,LTBase64:tq});Q();};LTNS();

示例2:

运行效果截图如下:

JS实现的自定义右键菜单实例二则

具体代码如下:

内容版权声明:除非注明,否则皆为本站原创文章。

转载注明出处:https://www.heiqu.com/wggjys.html