function doscroll(dir,fx){
	var step=150;
	var sl=$("kepscroll");
	var csize = sl.getSize();
	var cscroll = sl.getScrollSize();
	var sp=sl.getScroll();
	
	if (dir=='l'){
		if (sp.x-step>0){
			//sl.scrollTo(sp.x-step,0);
			fx.start(sp.x-step,0);
		}else{
			//sl.scrollTo(0,0);
			fx.start(0,0);
		}
	}

	if (dir=='r'){
		if (sp.x+step<cscroll.x){
			//sl.scrollTo(sp.x+step,0);
			fx.start(sp.x+step,0);
		}else{
			//sl.scrollTo(cscroll.x,0);
			fx.start(cscroll.x,0);
		}
	}
}

window.addEvent('domready', function(){

if ($defined($("kepdisplay"))){
     var i=0;
	$$("#kepscroll a").each(function(element){
		element.addEvent("click",function(e){
               if (window.ie6) {
			  $("kepdisplay").setStyle("background-image","none");
                 $("kepdisplay").setStyle("filter","progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+element.href+"', sizingMethod='crop')");
               }else{
			  $("kepdisplay").setStyle("background-image","url("+element.href+")");
               }
			new Event(e).stop();
		});
		if (i==0){
               if (window.ie6) {
			  $("kepdisplay").setStyle("background-image","none");
                 $("kepdisplay").setStyle("filter","progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+element.href+"', sizingMethod='crop')");
               }else{
			  $("kepdisplay").setStyle("background-image","url("+element.href+")");
               }
		}
		i++;
	});

	var scrollfx = new Fx.Scroll($("kepscroll"),{transition:Fx.Transitions.Sine.easeOut, link:"cancel"});
	$("kepscroll0").addEvent("click",function(){
		doscroll('l',scrollfx);
	});
	$("kepscroll1").addEvent("click",function(){
		doscroll('r',scrollfx);
	});
}

});