function postComment(articleId)
{
	if ( $('post-comment-field').value.length > 0 )
	{
		var url=PROJECTURL + 'comment.ajax.php';
		new Ajax.Request(url, {
			method: 'get',
			parameters: { event:'SaveComment', text: $('post-comment-field').value, article: articleId },
			onSuccess: function(transport)
			{
				$('comment-block').update(transport.responseText);
				$('articles-comments').scrollTo();
			}
		})
	}
	else 
	{
		$('post-comment-error').className = 'errorText';
		$('post-comment-error').innerHTML = 'Please, fill the comment field.';
	}
}

function loadComments(articleId, page, method)
{
	method = ( method ? method : 'DESC' );
	page = (page ? page : 1);
	var url=PROJECTURL + 'comment.ajax.php';
	new Ajax.Request(url, {
		method: 'get',
		parameters: { event:'SortComments', method: method, article: articleId, page: page },
		onSuccess: function(transport)
		{
			$('comments-place').update(transport.responseText);
			$('articles-comments').scrollTo();
		}
	})
	return false;
}