function jumpto(list) 
{ 
if (list.selectedIndex > 0)
  {
  location.href = list.options[list.selectedIndex].value
  }
}

function getURLParam(strParamName){
  var strReturn = "";
  var strHref = window.location.href;
  if ( strHref.indexOf("?") > -1 ){
    var strQueryString = strHref.substr(strHref.indexOf("?"));
    var aQueryString = strQueryString.split("&");
    for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
      if ( 
aQueryString[iParam].indexOf(strParamName.toLowerCase() + "=") > -1 ){
        var aParam = aQueryString[iParam].split("=");
        strReturn = aParam[1];
        break;
      }
    }
  }
  return unescape(strReturn);
} 

function bookmark(url,title){
  if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)) {
  window.external.AddFavorite(url,title);
  } else if (navigator.appName == "Netscape") {
    window.sidebar.addPanel(title,url,"");
  } else {
    alert("Press CTRL-D (Netscape) or CTRL-T (Opera) to bookmark");
  }
}

function elemSwapImages(a,i1,i2){
  var e=document.getElementById(a);
  if(!e)return true;
  if(e.src.indexOf(i1)  < 0){
    e.src = i1;
  } else {
    e.src = i2;
  }
  return true;
}

function elemShowHide(a){
  var e=document.getElementById(a);
  if(!e)return true;
  if(e.style.display =="none"){
    e.style.display="block"
  } else {
    e.style.display="none"
  }
  return true;
}