function getid(itemname) {
  var getobj = null;
  if ( document.getElementById(itemname) ) getobj = document.getElementById(itemname);
  else if ( document.all(itemname) ) getobj = document.all(itemname);
  return getobj;
}
function windowEvent() {
 if ( window.event ) return window.event;
 if ( arguments && arguments.callee && arguments.callee.caller ) {
   var caller = arguments.callee.caller;
   while ( caller ) {
     var ob = caller.arguments[0];
     if ( ob && ob.constructor == MouseEvent ) return ob;
     caller = caller.caller;
   }
 }
 return null;
}
function setclicked() {
  var e = windowEvent();
  if ( e && (e.target || e.srcElement) ) {
    try {
      var target = e.target || e.srcElement;
      var tclass = target.className;
      if ( tclass.match(/_clicked$/) ) tclass = tclass.substr(0,tclass.length - 8);
      var ttags = document.getElementsByTagName(target.tagName);
      for ( var t in ttags ) {
        if ( ttags[t].className == tclass + "_clicked" ) ttags[t].className = tclass;
      }
      target.className = tclass + "_clicked";
    }catch(error){}
  }
}