var page = 0;
	var order = "date";

	var container = '#content-container'
	var imageNr = Math.floor(Math.random()*28)+1;
	

	function init(){
		get();
	}
	
	function get(){
        $('html').css( "background","url(images/background-images/"+imageNr+".jpg)  no-repeat center center fixed" );
		load();
	}

	function load(){
		$(container).load('list_items.php?order='+order+'&page='+page);
	}
	
	function orderBy(ordertype){
		console.log(ordertype);
		order = ordertype;
		load();
	}
	
	function nextPage(){
		page++;
		load();
	}
	
	function previousPage(){
        if(page){
            page--;
            load();
        }else{
            alert('Er zijn geen eerder afbeukers');
        }
	}