function initIeHover( navElements ) { 
  for (var i=0; i<navElements.length; i++) {
    navElements[i].onmouseover=function(e) {
      this.className+=" iehover";
    }
    navElements[i].onmouseout=function(e) {
      this.className=this.className.replace(new RegExp(" iehover\\b"), "");
    }
  }
}

/* Create the new window */
function openInNewWindow(e) {
	var event;
	if (!e) event = window.event;
	else event = e;
	// Abort if a modifier key is pressed
	if (event.shiftKey || event.altKey || event.ctrlKey || event.metaKey) {
		return true;
	}
	else {
		// Change "_blank" to something like "newWindow" to load all links in the same new window
	    var newWindow = window.open(this.getAttribute('href'), '_blank');
		if (newWindow) {
			if (newWindow.focus) {
				newWindow.focus();
			}
			return false;
		}
		return true;
	}
}

/*
Add the openInNewWindow function to the onclick event of links with a class name of "new-window"
*/
function initNewWindowLinks() {
	// Check that the browser is DOM compliant
	if (document.getElementById && document.createElement && document.appendChild) {
		// Change this to the text you want to use to alert the user that a new window will be opened
		var strNewWindowAlert = " (opens in a new window) ";
		// Find all links
		var links = document.getElementsByTagName('a');
		var objWarningText;
		var link;
		for (var i = 0; i < links.length; i++) {
			link = links[i];
			// Find all links with a class name of "non-html"
			if (/\boffsite|pdf|video\b/.test(link.className)) {
				link.title = link.title + strNewWindowAlert;
				link.onclick = openInNewWindow;
			}
		}
		objWarningText = null;
	}
}

window.onload = function() {
  initNewWindowLinks();
  if (window.attachEvent) {
    navElements = document.getElementById("nav").getElementsByTagName("LI");
    initIeHover( navElements );
  }
};