var slider=function(){
	var array=[]; 
	var speed=3; 
	var timer=10;
	return{
		init:function(t,c){
			var s,ds,l,i,j,y,t; s=document.getElementById(t); var sl = slider.getElementsByClassName( s, 'slider' ); t=0;
			for(j=0;j<sl.length;j++ ) {	
				array[ j ] = new Array();		
				ds=sl[j].getElementsByTagName('div'); l=ds.length; i=y=0;
				
				for(i=0;i<l;i++){
					var d,did; 
					d=ds[i]; 
					did=d.id;
					if(did.indexOf("header")!=-1){
						y++; 
						
						var q = did.replace('-header','');
						array[ j ].push( q ); 
						
						var re = new RegExp( '([0-9]+)$', 'g' );
						var m = re.exec( q );
						var cid = ( m == null ) ? y :  m[ 1 ];
						
						var co =document.getElementById(q+'-content');
						var cl =document.getElementById(q+'-close');
						
						d.onclick=new Function("slider.process(this, " + j + ")");
						cl.onclick=new Function("slider.process(this, " + j + ")");
						
						co.maxh=co.offsetHeight;
						if( ( c < 10 && ( c != y || j != 0 ) ) || ( c > 10 && c != cid )  )
							{co.style.height='0px'; co.style.display='none'; d.childNodes[ 0 ].className = 'closed'; cl.style.display = 'none';}
						else 
							{ t = j; co.style.display='block';d.childNodes[ 0 ].className = ''; cl.style.display = '';}
					}
				}
			}
			switchTab2('' + ( t+1 ),'slider',4);
		},
		process:function(d, j){
			var l,i; l=array[ j ].length; i=0;
			for(i;i<l;i++){
				var s,h,c,cd,cl;
				s=array[j][i]; h=document.getElementById(s+'-header'); cl =document.getElementById(s+'-close');
				c=s+'-content'; cd=document.getElementById(c); clearInterval(cd.timer);
				
				
				if(h==d&&cd.style.display=='none'){
					cd.style.display='block'; 
					h.childNodes[ 0 ].className = '';
					cl.style.display = '';
					this.islide(c,1);
				}
				else if(cd.style.display=='block'){
					h.childNodes[ 0 ].className = 'closed';
					cl.style.display = 'none';
					this.islide(c,-1);
				}
			}
		},
		islide:function(i,d){var c,m; c=document.getElementById(i); m=c.maxh; c.direction=d; c.timer=setInterval("slider.slide('"+i +"')",timer)},
		slide:function(i){
			var c,m,h,dist; c=document.getElementById(i); m=c.maxh; h=c.offsetHeight;
			dist=(c.direction==1)?Math.round((m-h)/speed):Math.round(h/speed);
			if(dist<=1){dist=1}
			c.style.height=Math.floor( h+(dist*c.direction))+'px'; c.style.opacity=h/c.maxh; c.style.filter='alpha(opacity='+Math.ceil(h*100/c.maxh)+')';
			if(h<2&&c.direction!=1){
				c.style.display='none'; clearInterval(c.timer);
			}else if(h>(m-2)&&c.direction==1){clearInterval(c.timer)}
		},
		
		getElementsByClassName:function(p, cl) {
			var retnode = [];
			var myclass = new RegExp('\\b'+cl+'\\b');
			var elem = p.getElementsByTagName('*');
			for (var i = 0; i < elem.length; i++) {
			var classes = elem[i].className;
			if (myclass.test(classes)) retnode.push(elem[i]);
			}
			return retnode;
		}
};}();