// JavaScript Document

function toggleLinkMenu(element){

  element = $(element);
  
  var toggler = element.firstDescendant();
  var area = element.select('blockquote').first();
  
  if (toggler.hasClassName('closed_expand')){
	toggler.addClassName('open_expand');
	toggler.removeClassName('closed_expand');
	Effect.SlideDown(area, {duration:.5});
  } else {
	toggler.addClassName('closed_expand');
	toggler.removeClassName('open_expand');
	Effect.SlideUp(area, {duration:.5}); 
  }
  
  return false;
}

function changeTab(openTab, closeTabOne, closeTabTwo, closeTabThree, closeTabFour){
  $(openTab + '_tab').addClassName('tab_active');
  $(closeTabOne  + '_tab').removeClassName('tab_active');
  
  if (closeTabTwo != null){
  $(closeTabTwo  + '_tab').removeClassName('tab_active');
  }
  if (closeTabThree != null){
  $(closeTabThree  + '_tab').removeClassName('tab_active');
  }
  if (closeTabFour != null){
  $(closeTabFour  + '_tab').removeClassName('tab_active');
  }

  $(openTab).show();  
  $(closeTabOne).hide();
  if (closeTabTwo != null){
  $(closeTabTwo).hide();
  }
  if (closeTabThree != null){
  $(closeTabThree).hide();
  }
  if (closeTabFour != null){
  $(closeTabFour).hide();
  }
  
  return false;
}