// Begin Drop down menu
function initmenu(){
    var browser = navigator.userAgent;
    browser = browser.toLowerCase();
    browser = browser.split('/');
    var version = browser[1].split('.')
    var menu = document.getElementById('menu');
    var lis = menu.getElementsByTagName('li');
    var uls = menu.getElementsByTagName('ul');
    for ( var i=0; i<lis.length; i++){
        var ul = lis.item(i).getElementsByTagName('ul');
        if ( ul.item(0) ){
            if ( document.all && browser[0]!='opera' || browser[0]=='opera' && version[0]<7 ){
                lis.item(i).onmouseover = visible;
                lis.item(i).onmouseout = hidden;
                lis.item(i).onkeyup = visible;
            }else if( document.getElementById ){
                lis.item(i).addEventListener("mouseover",visible,true);
                lis.item(i).addEventListener("mouseout",hidden,true);
                lis.item(i).addEventListener("blur",hidden,true);
                lis.item(i).addEventListener("focus",visible,true);
                }
            }
        }
    }
function hidden(){
    var ul = this.getElementsByTagName('ul');
    ul.item(0).style.visibility = "hidden";
}
function visible(){
    var ul = this.getElementsByTagName('ul');
    ul.item(0).style.visibility = "visible";
}
// End Drop down menu
// DIV Image Alert - JavaScript needs to be enabled
function hidediv() {
    if (document.getElementById) { 
    document.getElementById('js_enable').style.visibility = 'hidden';
  }else {
    if (document.layers) {
    document.js_enable.visibility = 'hidden';
  }else {
    document.all.js_enable.style.visibility = 'hidden';
    }
  }
}
// End Alert
// New window XHTML 1.0 strict validation - replaces <a href="" target="_blank"> with <a rel="external" href="">
function externalLinks() {
   if (!document.getElementsByTagName) return;
   var anchors = document.getElementsByTagName("a");
   for (var i=0; i<anchors.length; i++) {
     var anchor = anchors[i];
     if (anchor.getAttribute("href") &&
         anchor.getAttribute("rel") == "external")
       anchor.target = "_blank";
   }
}
window.onload = externalLinks;

//end -->