$(document).ready(function(){
	var s=$('.slide-entry');
	var curr=0,node;
	$(document).keydown(function(e){
		switch(e.keyCode){
		case 40:case 77:
			node=s[++curr];
			if(node){
				$.scrollTo(node,900);
			}else{
				curr=s.length-1;
			}
			break;
		case 38:case 73:
			node=s[--curr];
			if(node){
				$.scrollTo(node,900);
			}else{
				curr=0;
			}
			break;
		}
	}
);
})