ddaccordion.init({
  headerclass: "expandable",
  contentclass: "categoryitems",
  collapseprev: true, 
  defaultexpanded: [],
  animatedefault: false,
  persiststate: true,
  toggleclass: ["", "openheader"],
  togglehtml: ["suffix", "<img src='./img/plus.gif' class='statusicon' />", "<img src='./img/minus.gif' class='statusicon' />"],
  animatespeed: "normal"
})