// © superhamburg, tackar o bockar till leigeber !!!
//menyfunktion
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){
		var h=c.offsetHeight, m=c.mh, d=f==1?m-h:h;
		c.style.height=h+(Math.ceil(d/sp)*f)+'px';
		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}
}();