怎么做右键菜单？
我想做个右键菜单，在右击某个class的div的时候就弹出菜单，不知道怎么弄？
[解决办法]
直接找jquery在context插件吧， 不需要自己研发， 人家已经做得很好了
http://www.cnblogs.com/whitewolf/archive/2011/09/28/2194795.html
[解决办法]
- HTML code
<!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> <title>无标题页</title> <style type="text/css"> body { background: #222; font: 14px 'Microsoft Yahei' , Arial; } ul, li { list-style: none; padding: 0; margin: 0; } a { text-decoration: none; color: #000; } #wrap { width: 800px; height: 550px; border: 1px solid #FF9C00; background: #F0E6AF; position: relative; margin: .5em auto; } #wrap ul { background: #eee; border: 1px solid #999; width: 150px; position: absolute; display: none; -moz-box-shadow: 3px 3px 9px #999; -webkit-box-shadow: 3px 3px 9px #999; -o-box-shadow: 3px 3px 9px #999; box-shadow: 3px 3px 9px #999; } #wrap ul li { border-bottom: 1px solid #ddd; line-height: 24px; } #wrap li.no { border-bottom: none; } #wrap ul li a { display: block; padding-left: .5em; } #wrap ul li a:hover { background-color: #FFBD00; } </style> <script type="text/javascript"> function $(id) { return document.getElementById(id); }; var EventUnit = {addHandler: function(element, type, handler) {//添加事件处理程序 if(element.addEventListener) { element.addEventListener(type, handler, false); } else if(element.attachEvent) { element.attachEvent('on' + type, handler); } else { element['on' + type] = handler; }; }, getEvent: function(event) { return event ? event : window.event; }, preventDefault: function(event) {//取消事件默认动作 if(event.preventDefault) { event.preventDefault(); } else { event.returnValue = false; }; } } EventUnit.addHandler(window, 'load', function() { var wrap = $('wrap'); var menu = $('menu'); var menuStyle = menu.style.display; var x = wrap.offsetLeft + wrap.clientWidth, y = wrap.offsetTop + wrap.clientHeight; var w = 0, h = 0; var left = 0, top = 0; EventUnit.addHandler(wrap, 'contextmenu', function(event) { event = EventUnit.getEvent(event); EventUnit.preventDefault(event); menu.style.display = 'block'; w = menu.clientWidth; h = menu.clientHeight; left = (x - event.clientX >= w) ? event.clientX - wrap.offsetLeft : event.clientX - wrap.offsetLeft - w; top = (event.clientY + h <= y) ? event.clientY - wrap.offsetTop : event.clientY - wrap.offsetTop - h; menu.style.left = left + 'px'; menu.style.top = top + 'px'; }); EventUnit.addHandler(document, 'click', function() { menu.style.display = menuStyle; }); }); </script></head><body> <div id="wrap"> <p> 单击右键看效果~</p> <ul id="menu"> <li><a href="#">撤销</a></li> <li><a href="#">重做</a></li> <li><a href="#">复制</a></li> <li><a href="#">粘贴</a></li> <li><a href="#">大小写转换</a></li> <li><a href="#">回车</a></li> <li><a href="#">拼写检查</a></li> <li><a href="#">新建</a></li> <li><a href="#">自定义</a></li> <li><a href="#">图形选项</a></li> <li class="no"><a href="#">关闭</a></li> </ul> </div></body></html>