// This is the default Blueprint javascript lib for this site.

 document.observe("dom:loaded", function () {
  $$('#psl .insert').each(function (elem) {
  
    elem.observe('mouseover', function () {
      elem.down('a').next('a').show();
      elem.down('a').next('div').show();
      elem.down('a').hide();
    });
    
    if (!elem.hasClassName("active")) {    
      elem.observe('mouseout', function () {
        elem.down('a').next('a').hide();
        elem.down('a').next('div').hide();
        elem.down('a').show();
      });
    }
    
  });
});

function pageForward (num, total) {
  $('page_' + num).hide();
  
  if ((num+1) == total)
    $('page_0').show();
  else
    $('page_' + (num+1)).show();
        
};

function pageBack (num, total) {
  $('page_' + num).hide();
  
  if (num ==0)
    $('page_' + (total-1)).show();
  else
    $('page_' + (num-1)).show();
    
};