//http://adipalaz.awardspace.com/experiments/jquery/expand.html#expand/collapse

$.fn.orphans = function(){
  var ret = [];
  this.each(function(){$.each(this.childNodes, function() {
    if (this.nodeType == 3 && $.trim(this.nodeValue)) ret.push(this)
    })}); 
   return $(ret);
}
//http://www.learningjquery.com/2008/02/simple-effects-plugins
jQuery.fn.blindToggle = function(speed, easing, callback) {
  var h = this.height() + parseInt(this.css('paddingTop')) + parseInt(this.css('paddingBottom'));
  return this.animate({marginTop: parseInt(this.css('marginTop')) < 0 ? 0 : -h}, speed, easing, callback); 
};
jQuery.fn.fadeToggle = function(speed, easing, callback) {
  return this.animate({opacity: 'toggle', height: 'toggle'}, speed, easing, callback);
};
$(document).ready(function() {
//s/jq/a
    $('.expandable .expand').css('cursor','pointer').orphans().wrap('<a href="#expand/collapse" title="expand/collapse"></a>');
    $('.expandable .collapse').hide(); 
    
    $('.expandable .expand').click(function() {
        $(this).toggleClass("arrow-up");
        $(this).next('.normal').fadeToggle();
        $(this).next('.slow').fadeToggle('slow');
    });
});