/* ws_catalog jscript
   version 2.0
   15-07-2005
*/

/*
*  Expenanding element
*/
function Expand(element_id) {
       var element = document.getElementById(element_id)
       if (element.style.display == "none") {
              element.style.display = "";
       } else {
              element.style.display = "none";
       }
}

function changeClass(element_id, classIn, classOut) {
        var element = document.getElementById(element_id)

        if (element.className == classIn) {
                element.className = classOut;
        } else {
                element.className = classIn;
        }
}