Dron右键菜单 v1.0

New Document

/*******************************************\
Dron右键菜单 v1.0
This JavaScript was writen by Dron.
@2003-2008 Ucren.com All rights reserved.
(转载或应用请保留此版权信息)
\*******************************************/
var ie = (navigator.appVersion.indexOf("MSIE")!=-1);//IE
var ff = (navigator.userAgent.indexOf("Firefox")!=-1);//Firefox
document.write("

");
document.write("

");
Array.prototype.c = Array.prototype.concat;
function buffer()
{
var s = [];
s = s.c(["项目一"]);
s = s.c(["项目二"]);
s = s.c(["项目三"]);
s = s.c(["项目四"]);
s = s.c(["项目五"]);
s = s.c(["项目六"]);
s = s.c(["项目七"]);
s = s.c(["项目作"]);
s = s.join("");
document.getElementById("rightmenu").innerHTML = s;
}
var rightmenu = document.getElementById("rightmenu");
var rightmenubg = document.getElementById("rightmenubg");
var body = document.body;
var ex=0,ey=0;
function showcontextmenu(evt)
{
ex = evt.clientX;ey = evt.clientY;
rxy();
rightmenu.style.display = "block";
rightmenubg.style.display = "block";
evt.cancelBubble = true;
return false;
}
function bodyclick(evt)
{
rightmenu.style.display = "none";//关闭右键菜单
rightmenubg.style.display = "none";//关闭右键菜单
}
function rxy()
{
var step=3;
if(ie){step=1}
if(ff){step=6}
if(ex+150>body.clientWidth)
{
rightmenu.style.left = ex - 150;
rightmenubg.style.left = ex - 150 + step;
}
else
{
rightmenu.style.left = ex;
rightmenubg.style.left = ex + step;
}
if(ey+200>body.clientHeight)
{
rightmenu.style.top = ey - 160;
rightmenubg.style.top = ey - 160 + step;
}
else
{
rightmenu.style.top = ey;
rightmenubg.style.top = ey + step;
}
}
function showcontextmenu(evt)
{
ex = evt.clientX;ey = evt.clientY;
rxy();
rightmenu.style.display = "block";
rightmenubg.style.display = "block";
evt.cancelBubble = true;
return false;
}
window.onload = function()
{
buffer();
}

[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]