del.icio.us 的这个 playtagger 也是通过 flashVar 传递参数给flash，但用起来更简单，js遍历 .mp3 链接，createElement并且insertBefore 到这个链接的前面。惭愧，比我写的那个强多了…

</p> <p><a href="http://blog.guoshuang.com/musicguoshuang/zuihoudewenrou.mp3">最后的温柔 - 姜育恒《什么时候》</a></p> <p><script type="text/javascript" src="http://del.icio.us/js/playtagger"></script></p> <p> [Ctrl+A 全部选择 提示：你可先修改部分代码，再按运行]

</p> <p>if(typeof(Delicious) == ‘undefined’) Delicious = {}</p> <p>Delicious.Mp3 = {</p> <p> playimg: null,</p> <p> player: null,</p> <p> go: function() {</p> <p> var all = document.getElementsByTagName(’a')</p> <p> for (var i = 0, o; o = all[i]; i++) {</p> <p> if(o.href.match(/.mp3$/i)) {</p> <p> var img = document.createElement(’img’)</p> <p> img.src = ‘http://del.icio.us/static/img/mp3/play.gif’; img.title = ‘listen’</p> <p> img.height = img.width = 12</p> <p> img.style.marginRight = ‘0.5em’</p> <p> img.style.cursor = ‘pointer’</p> <p> img.onclick = Delicious.Mp3.makeToggle(img, o.href)</p> <p> o.parentNode.insertBefore(img, o)</p> <p> }}},</p> <p> toggle: function(img, url) {</p> <p> if (Delicious.Mp3.playimg == img) Delicious.Mp3.destroy()</p> <p> else {</p> <p> if (Delicious.Mp3.playimg) Delicious.Mp3.destroy()</p> <p> var a = img.nextSibling, c=”</p> <p> if (document.defaultView && document.defaultView.getComputedStyle) c = document.defaultView.getComputedStyle(a,null).getPropertyValue(’color’)</p> <p> else if (a.currentStyle) c = a.currentStyle['color']</p> <p> c = c.replace(/^rgb|[ ()]/g, ”)</p> <p> var hex = c.match(/^#?([a-f0-9]{6})$/), hexSm = c.match(/^#?([a-f0-9]{3})$/), rgb = c.match(/^([0-9]+),([0-9]+),([0-9]+)$/)</p> <p> if (rgb) { var c16 = “0123456789abcdef”, c=”; for(var i=1,d;d=rgb[i];i++) { var j=d%16; c=c+c16.charAt((d-j)/16)+c16.charAt(j) } }</p> <p> else if (hex) c = hex[1]</p> <p> else if (hexSm) c = hexSm[1].charAt(0) + hexSm[1].charAt(0) + hexSm[1].charAt(1) + hexSm[1].charAt(1) + hexSm[1].charAt(2) + hexSm[1].charAt(2)</p> <p> else c = “000000″</p> <p> img.src = ‘http://del.icio.us/static/img/mp3/stop.gif’; Delicious.Mp3.playimg = img;</p> <p> Delicious.Mp3.player = document.createElement(’span’)</p> <p> Delicious.Mp3.player.innerHTML = ‘<object style="vertical-align:bottom;margin-right:0.2em" classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"' +</p> <p> 'codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0"' +</p> <p> 'width="100" height="14" id="player" align="middle">‘ +</p> <p> ‘<param name="wmode" value="transparent" />‘ +</p> <p> ‘<param name="allowScriptAccess" value="sameDomain" />‘ +</p> <p> ‘<param name="flashVars" value="theLink='+url+'&fontColor='+c+'" />‘ +</p> <p> ‘<param name="movie" value="http://del.icio.us/static/swf/playtagger.swf" /><param name="quality" value="high" />‘ +</p> <p> ‘<embed style="vertical-align:bottom;margin-right:0.2em" src="http://del.icio.us/static/swf/playtagger.swf" flashVars="theLink='+url+'&fontColor='+c+'"'+</p> <p> 'quality="high" wmode="transparent" width="100" height="14" name="player"' +</p> <p> 'align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash"' +</p> <p> ' pluginspage="http://www.macromedia.com/go/getflashplayer" /></object>‘</p> <p> img.parentNode.insertBefore(Delicious.Mp3.player, img.nextSibling)</p> <p> }},</p> <p> destroy: function() {</p> <p> Delicious.Mp3.playimg.src = ‘http://del.icio.us/static/img/mp3/play.gif’; Delicious.Mp3.playimg = null</p> <p> Delicious.Mp3.player.removeChild(Delicious.Mp3.player.firstChild); Delicious.Mp3.player.parentNode.removeChild(Delicious.Mp3.player); Delicious.Mp3.player = null</p> <p> },</p> <p> makeToggle: function(img, url) { return function(){ Delicious.Mp3.toggle(img, url) }}</p> <p>}</p> <p>Delicious.addLoadEvent = function(f) { var old = window.onload</p> <p> if (typeof old != ‘function’) window.onload = f</p> <p> else { window.onload = function() { old(); f() }}</p> <p>}</p> <p>Delicious.addLoadEvent(Delicious.Mp3.go)</p> <p>