var request={
	requestHtml: function(url, request, el, post) {
		var r=new Request.HTML({url:url,
			onSuccess:	function(html) {
				el.set('text', '');
				el.adopt(html);
			}
		});
		
		if (post==null) post={};
		
		post.request=request;
		
		var data='';
		var first=true;
		
		for(var p in post)
		{
			if (!first) data+="&";
			
			data+=p+"="+post[p];
			first=false;
		}
		
		
		r.send(data);
	}
}