var j$ = jQuery; 
     
    j$(function(){ 
      j$(".acc").each(function(){ 
        j$("dt", this).each(function(index){ 
          var $this = j$(this); 
     	j$("dd").css("display","none");
          if(index > 0) $this.next().hide(); 
     
          $this.click(function(){ 
 		var params = {height:"toggle", opacity:"toggle"}; 
        j$(this).next().animate(params).parent().siblings() 
          .children("dd:visible").animate(params);
		  
     	j$("dd").css("padding-bottom","1px");
            return false; 
          }); 
        }); 
      }); 
    });