var accordion=function(){
	var tm=sp=10;
	function slider(n){this.nm=n; this.arr=[]}
	slider.prototype.init=function(t,c,k){
		var a,h,s,l,i; a=document.getElementById(t); this.sl=k?k:'';
		h=a.getElementsByTagName('dt'); s=a.getElementsByTagName('dd'); this.l=h.length;
		for(i=0;i<this.l;i++){var d=h[i]; this.arr[i]=d; d.onclick=new Function(this.nm+'.pro(this)'); if(c==i){d.className=this.sl}}
		l=s.length; 
		for(i=0;i<l;i++){var d=s[i]; d.mh=d.offsetHeight; if(c!=i){d.style.height=0; d.style.display='none'}}
	}
	slider.prototype.pro=function(d){
		for(var i=0;i<this.l;i++){
			var h=this.arr[i], s=h.nextSibling; s=s.nodeType!=1?s.nextSibling:s; clearInterval(s.tm);
			if(h==d&&s.style.display=='none'){s.style.display=''; su(s,1); h.className=this.sl}
			else if(s.style.display==''){su(s,-1); h.className=''}
		}
	}
	function su(c,f){c.tm=setInterval(function(){sl(c,f)},tm)}
	function sl(c, f) {
	    if (c.mh == 0) {
	        var h = c.offsetHeight, m = c.scrollHeight, d = f == 1 ? m - h : h; c.style.height = h + (Math.ceil(d / sp) * f) + 'px';
	    } else {
	        var h = c.offsetHeight, m = c.mh, d = f == 1 ? m - h : h; c.style.height = h + (Math.ceil(d / sp) * f) + 'px';
	    }

	    //		var h=c.offsetHeight, m=192, d=f==1?m-h:h; c.style.height=h+(Math.ceil(d/sp)*f)+'px';
	    //alert(h + "-"+ m + "-" + c.mh + "-" + c.scrollHeight + "-" + f);
	    c.style.opacity = h / m; c.style.filter = 'alpha(opacity=' + h * 100 / m + ')';
	    if (f == 1 && h >= m) { clearInterval(c.tm) } else if (f != 1 && h == 1) { c.style.display = 'none'; clearInterval(c.tm) }
	}
	return{slider:slider}
}();