// Check browser and attach an appropriate stylesheet
  if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion)>=4))
  { document.write('<LINK REL=stylesheet HREF="includes/ie45.css"' + ' TYPE="text/css">'); }

  if ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion)>=4) && (parseInt(navigator.appVersion)<5))
  { document.write('<LINK REL=stylesheet HREF="includes/ns4.css"' + ' TYPE="text/css">'); }

  if ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion)>=5))
  { document.write('<LINK REL=stylesheet HREF="includes/ie45.css"' + ' TYPE="text/css">'); }

  if (navigator.appName == "Opera")
  { document.write('<LINK REL=stylesheet HREF="includes/op.css"' + ' TYPE="text/css">'); }

var opera = (navigator.userAgent.indexOf('Opera') >= 0)? true : false;
var dom = (document.getElementById && !opera)? true : false;
var ie4 = (document.all && !dom && !opera)? true : false;
function branchSwitch(branch) {
if (dom || ie4) {
var currElement = (dom)? document.getElementById(branch) : document.all[branch];
currElement.style.display = (currElement.style.display == 'none')? 'block' : 'none';
return false;
} else return true;
}

  function MM_jumpMenu(targ,selObj,restore){ //v3.0
    eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
    if (restore) selObj.selectedIndex=0; }