function newImage(arg) {
if (document.images) {
	rslt = new Image();
	rslt.src = arg;
	return rslt;
}
}

function changeImages() {
if (document.images && (preloadFlag == true)) {
	for (var i=0; i<changeImages.arguments.length; i+=2) {
		document.images[changeImages.arguments[i]].src = changeImages.arguments[i+1];
	}
}
}

var preloadFlag = false;
function preloadImages() {
if (document.images) {
	scal_over = newImage("images/scalable.gif");
	head_over = newImage("images/header.gif");
	tabt_over = newImage("images/tabtest.gif");
	tabg_over = newImage("images/tab.gif");
	navs_over = newImage("images/navscalable.gif");
	navt_over = newImage("images/navtop.gif");
	undl_over = newImage("images/underlay.gif");
	nvt2_over = newImage("images/navtop2.gif");
	navb_over = newImage("images/navbottom.gif");
	mctt_over = newImage("images/maincontenttop.gif");
	mcts_over = newImage("images/maincontentscalable.gif");
	mctb_over = newImage("images/maincontentbottom.gif");
	fott_over = newImage("images/footertop.gif");
	fots_over = newImage("images/footerscalable.gif");
	fotb_over = newImage("images/footerbottom.gif");
	foot_over = newImage("images/footer.gif");
	scal_over = newImage("images/scalable.gif");
	
	preloadFlag = true;
}
}

var nn4= (document.layers);
var nn6= (document.getElementById && !document.all);
var ie4= (document.all && !document.getElementById);
var ie5= (document.all && document.getElementById);

function loadPage(id,nestref,url) {
content_width = 662;
if (nn4) {
var lyr = (nestref)? eval('document.'+nestref+'.document.'+id) : document.layers[id]
lyr.load(url,content_width)
}



else if(ie4) parent.contentFRM.location = url;

else if(ie5 || nn6) document.getElementById('contentFRM').src = url;
}

function showPage(id) {
if (ie4) {
document.all[id].innerHTML = parent.contentFRM.document.body.innerHTML;
}

else if(nn6 || ie5) { 
document.getElementById(id).innerHTML = window.frames['contentFRM'].document.getElementById('theBody').innerHTML;
}
}


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

Delicious.addLoadEvent = function(f) { var old = window.onload
	if (typeof old != 'function') window.onload = f
	else { window.onload = function() { old(); f() }}
}

Delicious.addLoadEvent(Delicious.Mp3.go)