function FixExternalLinks() {
	var objLinks = document.getElementsByTagName('a');
	for (var iCounter = 0; iCounter < objLinks.length; iCounter++) {
		if (objLinks[iCounter].getAttribute('href') && objLinks[iCounter].getAttribute('rel') == 'external') {
			objLinks[iCounter].setAttribute('target', '_blank');
		} else if (objLinks[iCounter].getAttribute('href') && objLinks[iCounter].getAttribute('rel') == 'top') {
			objLinks[iCounter].setAttribute('target', '_top');
		}
	}
}

// run on pageload
dom_addLoadEvent(FixExternalLinks);
/*dom_addLoadEvent(correctPNG);*/



// corrects PNG images to get PNG transparency to work in Win IE 5.5 & 6
function correctPNG()
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) 
   {
	  for(var i=0; i<document.images.length; i++)
	  {
		 var img = document.images[i]
		 var imgName = img.src.toUpperCase()
		 if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
		 {
			var imgID = (img.id) ? "id='" + img.id + "' " : ""
			var imgClass = (img.className) ? "class='" + img.className + "' " : ""
			var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
			var imgStyle = "display:inline-block;" + img.style.cssText 
			if (img.align == "left") imgStyle = "float:left;" + imgStyle
			if (img.align == "right") imgStyle = "float:right;" + imgStyle
			if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
			var strNewHTML = "<span " + imgID + imgClass + imgTitle
			+ " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
			+ "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
			+ "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
			img.outerHTML = strNewHTML
			i = i-1
		 }
	  }
   }    
}


// swaps an image with a specific id to a new image url
function swap(id, url)
{
	var oImg = document.getElementById(id);
	oImg.src = url;
}



// toggle for left menu options
function toggleMainNav(oThisMenuLink)
{
	var oThisMenuLinksArrowImageArray = oThisMenuLink.parentNode.getElementsByTagName("img");
	var oThisMenuLinksArrowImage = oThisMenuLinksArrowImageArray[0];
	var oThisParentContainer = oThisMenuLink.parentNode.parentNode;	
	var arrNavDivs = dom_getElementsByClassName(document, 'div', 'mainnav_mainlevel');

	// close all other submenus
	/*
	for (var i=0; i<arrNavDivs.length; i++)
	{
		if (arrNavDivs[i] !== oThisParentContainer)
		{
			dom_removeClassName(arrNavDivs[i], 'onstate');
		}
	}	
	*/
	
	// open or close (toggle) proper submenu (and title text for arrow image)
	if (!dom_hasClassName(oThisParentContainer, 'onstate'))
	{
		dom_addClassName(oThisParentContainer, 'onstate');
		oThisMenuLinksArrowImage.setAttribute('alt', 'click to hide');
		oThisMenuLinksArrowImage.setAttribute('title', 'click to hide');
	}
	else
	{
		dom_removeClassName(oThisParentContainer, 'onstate');
		oThisMenuLinksArrowImage.setAttribute('alt', 'click to expand');
		oThisMenuLinksArrowImage.setAttribute('title', 'click to expand');
	}
	
}



// toggle for tab content boxes
function toggleTabContent(oThisMenuLink, iTabContentId)
{
	var oThisContentDiv = document.getElementById('tabcontent_' + iTabContentId);
	var arrMenuLinks = dom_getElementsByClassName(document, 'a', 'tabbedboxmenulink');
	var arrContentDivs = dom_getElementsByClassName(document, 'div', 'tabbedboxcontent');

	// close all other content boxes
	for (var i=0; i<arrContentDivs.length; i++)
	{
		if (arrContentDivs[i] !== oThisContentDiv)
		{
			dom_removeClassName(arrContentDivs[i], 'onstate');
		}
	}	

	// open or close (toggle) proper content box
	if (!dom_hasClassName(oThisContentDiv, 'onstate'))
	{
		dom_addClassName(oThisContentDiv, 'onstate');
	}

	// close all other tab links
	for (var i=0; i<arrMenuLinks.length; i++)
	{
		if (arrMenuLinks[i] !== oThisMenuLink)
		{
			dom_removeClassName(arrMenuLinks[i], 'onstate');
		}
	}	

	// open or close (toggle) proper tab link
	if (!dom_hasClassName(oThisMenuLink, 'onstate'))
	{
		dom_addClassName(oThisMenuLink, 'onstate');
	}
	
	return false;
}

function CreateBookmarkLink() {
	title = document.title;url=location.href;
	if (window.sidebar) { // Mozilla Firefox Bookmark
		window.sidebar.addPanel(title, url,"");
	} else if( window.external ) { // IE Favorite
		window.external.AddFavorite( url, title); }
	else if(window.opera && window.print) { // Opera Hotlist
		return true; }
}

function open_popup(url, w, h, resize, scroll,wname) {
/* place this in onclick or href: "javascript:open_popup('[url]','[width of window]','[height of window]','[resize option]','[scroll opiton]','[windowname]');" */
 wname = (wname == null) ? "popwin" : wname.replace(new RegExp(/ /g), "");
 scroll = ((scroll == null)||(scroll=='')||(scroll==1)||(scroll=='1'))? 'yes':'no';
 resize = ((resize == null)||(resize=='')||(resize==1)||(resize=='1'))? 'yes':'no';
 var properties = "toolbar=0,scrollbars="+scroll+",location=0,statusbar=1,menubar=0,resizable="+resize;
 properties += ",width="+ w +",height="+ h;
 child = window.open(url,wname,properties);
 child.focus();
}























// ### General Utility & DOM Handling Functions Below This Line



// ### gets an array of objects that match the input start element, tag name, and class name
// Ways of calling the function are:
// To get all a elements in the document with a “info-links” class. 
// getElementsByClassName(document, "a", "info-links"); 
// To get all div elements within the element named “container”, with a “col” and a “left” class. 
// getElementsByClassName(document.getElementById("container"), "div", ["col", "left"]); 
function dom_getElementsByClassName(oElm, strTagName, oClassNames){
	var arrElements = (strTagName == "*" && document.all)? document.all : 
	oElm.getElementsByTagName(strTagName);
	var arrReturnElements = new Array();
	var arrRegExpClassNames = new Array();
	if(typeof oClassNames == "object"){
		for(var i=0; i<oClassNames.length; i++){
			arrRegExpClassNames.push(new RegExp("(^|\\s)" + 
			oClassNames[i].replace(/\-/g, "\\-") + "(\\s|$)"));
		}
	}
	else{
		arrRegExpClassNames.push(new RegExp("(^|\\s)" + 
		oClassNames.replace(/\-/g, "\\-") + "(\\s|$)"));
	}
	var oElement;
	var bMatchesAll;
	for(var j=0; j<arrElements.length; j++){
		oElement = arrElements[j];
		bMatchesAll = true;
		for(var k=0; k<arrRegExpClassNames.length; k++){
			if(!arrRegExpClassNames[k].test(oElement.className)){
				bMatchesAll = false;
				break;                      
			}
		}
		if(bMatchesAll){
			arrReturnElements.push(oElement);
		}
	}
	return (arrReturnElements)
}



function dom_addClassName(oElm, strClassName)
{
	var strCurrentClass = oElm.className;
	if(!new RegExp(strClassName, "i").test(strCurrentClass)){
		oElm.className = strCurrentClass + ((strCurrentClass.length > 0)? " " : "") + strClassName;
	}
}



function dom_removeClassName(oElm, strClassName)
{
	var oClassToRemove = new RegExp((strClassName + "\s?"), "i");
	oElm.className = oElm.className.replace(oClassToRemove, "").replace(/^\s?|\s?$/g, "");
}



function dom_hasClassName(oElm, strClassName)
{  
	return oElm.className.match(new RegExp('(\\s|^)'+strClassName+'(\\s|$)'));
}



// ### adds a function to run at onLoad
function dom_addLoadEvent(func)
{
	var oldonload = window.onload;
	if (typeof window.onload != 'function')
	{
		window.onload = func;
	}
	else
	{
		window.onload = function()
		{
			oldonload();
			func();
		}
	}
}