var accordion=function(){
	var tm=5;
	var sp=5;
	
	function slider(n){
		this.nm=n;
		this.arr=[];
		this.sel=''
	}
	
	slider.prototype.init=function(t,c,k){
		var a,h,s,l,i;
		a=document.getElementById(t);
		h=a.getElementsByTagName('dt');
		s=a.getElementsByTagName('dd');
		l=h.length;
		
		for(i=0;i<l;i++){
			var d=h[i];
			this.arr[i]=d;
			d.onclick=new Function(this.nm + ".process(this)");
			if(k!=null&&c==i){
				this.sel=d.className=k
			}
		}
		
		l=s.length;
		
		for(i=0;i<l;i++){
			var d=s[i];
			d.maxh=d.offsetHeight;
			if(c!=i){
				d.style.height='0';
				d.style.display = 'none'
			}
		}
	}
	
	slider.prototype.process=function(d){
		var i,l;
		l=this.arr.length;
		
		for(i=0;i<l;i++){
			var h=this.arr[i];
			var s=h.nextSibling;
			if(s.nodeType!=1){
				s=s.nextSibling
			}
			
			clearInterval(s.timer);
			/* open the accordian */
			if(h==d&&s.style.display=='none'){
				s.style.display='';
				setup(s,1);
				h.className=this.sel
				
			/* close the accordian */
			} else if(s.style.display==''){
				s.style.display='';
				setup(s,-1);
				h.className='';
			}
		}
	}
	
	function setup(c,f){
		c.timer=setInterval(function(){
			slide(c,f)
		}
		,tm)
	}
	
	function slide(c,f){
		var h,m,d;
		h=c.offsetHeight;
		m=c.maxh;
		d=(f==1)?Math.ceil((m-h)/sp):Math.ceil(h/sp);
		c.style.height=h+(d*f)+'px';
		c.style.opacity=h/m;
		c.style.filter='alpha(opacity='+h*100/m+')';
		
		if(f==1&&h>=m){
			clearInterval(c.timer)
		} else if(f!=1&&h==1){
			c.style.display='none';
			clearInterval(c.timer)
		}
	}
	return{slider:slider}
}();