function switchsection(section) {
	var i;
	for (i = 0; i < sitesections.length; i++) {
		document.getElementById(sitesections[i]).style.visibility = 'hidden';
		document.getElementById(sitesections[i]).style.display = 'none';
	}
	document.getElementById(section).style.visibility = 'visible';
	document.getElementById(section).style.display = 'block';
	setCookie('currentsection', section);
	currentsection = section;
}

window.onload = function() {
	if (!document.getElementsByTagName) return false;
	var links = document.getElementsByTagName("a");
	for (var i=0; i<links.length; i++) {
		if (links[i].getAttribute("rel") == "external") {
			links[i].onclick = function() {
				return !window.open(this.href);
			}
		}
	}
}


/***********************************************
* IFrame SSI script II- © Dynamic Drive DHTML code library (http://www.dynamicdrive.com)
* Visit DynamicDrive.com for hundreds of original DHTML scripts
* This notice must stay intact for legal use
***********************************************/

//Input the IDs of the IFRAMES you wish to dynamically resize to match its content height:
//Separate each ID with a comma. Examples: ["myframe1", "myframe2"] or ["myframe"] or [] for none:
var iframeids=["forumframe"]

//Should script hide iframe from browsers that don't support this script (non IE5+/NS6+ browsers. Recommended):
var iframehide="yes"

var getFFVersion=navigator.userAgent.substring(navigator.userAgent.indexOf("Firefox")).split("/")[1]
var FFextraHeight=parseFloat(getFFVersion)>=0.1? 16 : 0 //extra height in px to add to iframe in FireFox 1.0+ browsers

function resizeCaller() {
	var dyniframe=new Array()
	for (i=0; i<iframeids.length; i++) {
		if (document.getElementById) {
			resizeIframe(iframeids[i]);
		}
		//reveal iframe for lower end browsers? (see var above):
		if ((document.all || document.getElementById) && iframehide=="no") {
			var tempobj=document.all? document.all[iframeids[i]] : document.getElementById(iframeids[i]);
			tempobj.style.display="block"
		}
	}
}

function resizeIframe(frameid) {
	var currentfr=document.getElementById(frameid);
	if (currentfr && !window.opera) {
		currentfr.style.display="block";
		if (currentfr.contentDocument && currentfr.contentDocument.body.offsetHeight) { //ns6 syntax
			currentfr.height = currentfr.contentDocument.body.offsetHeight+FFextraHeight;
		} else {
			if (currentfr.Document && currentfr.Document.body.scrollHeight) { //ie5+ syntax
				currentfr.height = currentfr.Document.body.scrollHeight;
			}
		}
		if (currentfr.addEventListener) {
			currentfr.addEventListener("load", readjustIframe, false);
		} else {
			if (currentfr.attachEvent) {
				currentfr.detachEvent("onload", readjustIframe); // Bug fix line
				currentfr.attachEvent("onload", readjustIframe);
			}
		}
	}
}

function readjustIframe(loadevt) {
	var crossevt=(window.event)? event : loadevt
	var iframeroot=(crossevt.currentTarget)? crossevt.currentTarget : crossevt.srcElement
	if (iframeroot) {
		resizeIframe(iframeroot.id);
	}
}

function loadintoIframe(iframeid, url) {
	if (document.getElementById) {
		document.getElementById(iframeid).src=url
	}
}



//////////////////////
// Cookie-functions //
//////////////////////

/**
* Sets a Cookie with the given name and value.
*
* name       Name of the cookie
* value      Value of the cookie
* [expires]  Expiration date of the cookie (default: end of current session)
* [path]     Path where the cookie is valid (default: path of calling document)
* [domain]   Domain where the cookie is valid
*              (default: domain of calling document)
* [secure]   Boolean value indicating if the cookie transmission requires a
*              secure transmission
*/
function setCookie(name, value, expires, path, domain, secure)
{
	document.cookie= name + "=" + escape(value) +
	((expires) ? "; expires=" + expires.toGMTString() : "") +
	((path) ? "; path=" + path : "") +
	((domain) ? "; domain=" + domain : "") +
	((secure) ? "; secure" : "");
}

/**
* Gets the value of the specified cookie.
*
* name  Name of the desired cookie.
*
* Returns a string containing value of specified cookie,
*   or null if cookie does not exist.
*/
function getCookie(name)
{
	var dc = document.cookie;
	var prefix = name + "=";
	var begin = dc.indexOf("; " + prefix);
	if (begin == -1)
	{
		begin = dc.indexOf(prefix);
		if (begin != 0) return null;
	}
	else
	{
		begin += 2;
	}
	var end = document.cookie.indexOf(";", begin);
	if (end == -1)
	{
		end = dc.length;
	}
	return unescape(dc.substring(begin + prefix.length, end));
}

/**
* Deletes the specified cookie.
*
* name      name of the cookie
* [path]    path of the cookie (must be same as path used to create cookie)
* [domain]  domain of the cookie (must be same as domain used to create cookie)
*/
function deleteCookie(name, path, domain)
{
	if (getCookie(name))
	{
		document.cookie = name + "=" +
		((path) ? "; path=" + path : "") +
		((domain) ? "; domain=" + domain : "") +
		"; expires=Thu, 01-Jan-70 00:00:01 GMT";
	}
}