var $j = jQuery.noConflict(); 

$j(function(){
    var offset = 3;
    $j("#postContainer").load("/clients/tips4mom/additional-posts-page/?offset="+offset);
    $j("#another").click(function(){
        offset = offset+3;
        $j("#postContainer")
            .slideUp()
            .load("/clients/tips4mom/additional-posts-page/?offset="+offset, function() {
                $j(this).slideDown();
            });
        return false;
    });
});