var accordion=function(){
    var tm=sp=15;
    var tm2=sp2=3500;

    function slider(n){this.nm=n; this.arr=[]; this.arr2=[]}

    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.onmouseover=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]; this.arr2[i]=d; 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=this.arr2[i]; 
            clearInterval(s.tm);
	     clearTimeout(s.tm2);
            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 su2(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.top = 440-(h + (Math.ceil(d/sp)*f)) +"px";
                                                        
        c.style.opacity=h/m; c.style.filter='alpha(opacity='+h*90/m+')';
        if(f==1&&h>=m){clearInterval(c.tm); c.tm2=setTimeout(function(){su2(c,-1)},sp2) }else if(f!=1&&h==1){c.style.display='none'; clearInterval(c.tm)}
    }


    return{slider:slider}
}();