/**
 *
 * @param element
 * class or id : '.myClass', '#myId'
 * @param shift (integer > or < 0)
 * @param speed
 * @param waiting
 */
function goToByScroll(element,shift,speed,waiting)
{
    if(isNaN(speed)) { speed = 800; }
    if(isNaN(waiting)) { waiting = 0; }
    if(isNaN(shift)) { shift = 0; }

   $('html,body')
   .delay(waiting)
   .animate({scrollTop: $(element).offset().top+(shift)},speed);
}