function initVerticalFollowing(identifier,target)
{
    $(target).css("position", "absolute");
    $(target).css("top", $(identifier).offset().top);
    $(target).css("left", $(identifier).offset().left);
    $(window).scroll(function()
    {		
        if($(window).scrollTop() > $(identifier).offset().top)
        {
            $(target).animate({
                top:$(window).scrollTop(),
                left:$(identifier).offset().left
                
            },{
                duration:400,
                queue:false
            });
        }
        else
        {
            $(target).animate({
                top:$(identifier).offset().top,
                left:$(identifier).offset().left
            },{
                duration:400,
                queue:false
            });
        }
    });
        
}