var nextId;
var prevId;
var currId;
var next;
var prev;

onload=function(){
	nextId = parseInt($('mm-nextid').innerHTML);
	next = $(document.createElement('a'));
	if (nextId) {
		next.setAttribute('id', 'mm-links-next');
	} else {
		next.setAttribute('id', 'mm-links-next-b');
	}
	prev = $(document.createElement('a'));
	prev.setAttribute('id', 'mm-links-prev-b');
	next.onclick = function () {
		if (nextId)
			loadItem(nextId);
	}
	prev.onclick = function () {
		if (prevId)
			loadItem(prevId);
	}
	$('mm-home-links').appendChild(prev);
	$('mm-home-links').appendChild(next);
	$('mm-links-all').style.display = 'none';
}
function loadItem (loadId) {
	var req = mint.Request();
	$('mm-loading').style.display = 'block';
	
	req.OnSuccess = function() {
		var currId = parseInt(tagContent(this.responseXML, 'id'));
		nextId = parseInt(tagContent(this.responseXML, 'next'));
		prevId = parseInt(tagContent(this.responseXML, 'prev'));
		
		if (nextId)
			next.setAttribute('id', 'mm-links-next');
		else
			next.setAttribute('id', 'mm-links-next-b');
		
		if (prevId)
			prev.setAttribute('id', 'mm-links-prev');
		else
			prev.setAttribute('id', 'mm-links-prev-b');
		
		$('mm-home-content-date').innerHTML = tagContent(this.responseXML, 'date');
		$('mm-home-content').down('h4').down('a').innerHTML = tagContent(this.responseXML, 'title');
		$('mm-home-content-desc').innerHTML = tagContent(this.responseXML, 'description');
		$('mm-home-img').setAttribute('src', tagContent(this.responseXML, 'thumbUrl'));
		var links = $('mm-home').getElementsByClass('mm-currlink');
		for(i=0;i<links.length;i++)
			links[i].setAttribute('href', tagContent(this.responseXML, 'itemUrl'));
		
		$('mm-loading').style.display = 'none';
	}
	req.Send('multimedia/ajax/'+loadId);
}
function tagContent(rXML, tag) {
	return rXML.getElementsByTagName(tag)[0].firstChild.data;
}