Avoid window jump to top when clicking #-links

Question

I\'ve got a page with some questions and answers, the answers are collapsed by default. When they click the question I expand the hidden answer-div. The problem is that when

Answer 1

Example with nice scrolling to answer content:

$("#question_title").click(function(){
  var $answer=$("#answer");
  $answer.slideDown();
  $.scrollTo( $answer, 800 );
  return false;
});

I'm used jQuery scrollTo plugin.