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.getAttribute("rel")=="external nofollow"||anchor.getAttribute("rel")=="nofollow external"))anchor.target="_blank"}}window.onload=function(){externalLinks()}sfHover=function(){var sfEls=document.getElementById("nav").getElementsByTagName("LI");for(var i=0;i<sfEls.length;i++){sfEls[i].onmouseover=function(){this.className+=" sfhover"}sfEls[i].onmouseout=function(){this.className=this.className.replace(new RegExp(" sfhover\\b"),"")}}}if(window.attachEvent)window.attachEvent("onload",sfHover);

// menuExpandable.js - implements an expandable menu based on a HTML list

f(!document.getElementById)document.getElementById=function(){return null}function initializeMenu(menuId,actuatorId){var menu=document.getElementById(menuId);var actuator=document.getElementById(actuatorId);if(menu==null||actuator==null)return;actuator.parentNode.style.background="url(../img/arrow-down-sm.gif) 90% 10px no-repeat";actuator.onclick=function(){var display=menu.style.display;this.parentNode.style.background=(display=="block")?"url(../img/arrow-down-sm.gif) 90% 10px no-repeat":"url(../img/arrow-up-sm.gif) 90% 10px no-repeat";menu.style.background="url(/images/square.gif)";menu.style.display=(display=="block")?"none":"block";return false}}function Preload(){var args=simplePreload.arguments;document.imageArray=new Array(args.length);for(var i=0;i<args.length;i++){document.imageArray[i]=new Image;document.imageArray[i].src=args[i]}}