function goToPage(id)
{
  document.location.href = "index.php?id="+id;
}

function showMiniDescription(id)
{
  document.getElementById("description_service").style.display = "none";
  document.getElementById("menu_service").style.backgroundImage = "url(fileadmin/templates/gemeinde/images/button_frame_left.png)";
  document.getElementById("description_minigroup").style.display = "none";
  document.getElementById("menu_minigroup").style.backgroundImage = "url(fileadmin/templates/gemeinde/images/button_frame_left.png)";
  document.getElementById("description_younggeneration").style.display = "none";
  document.getElementById("menu_younggeneration").style.backgroundImage = "url(fileadmin/templates/gemeinde/images/button_frame_left.png)";
  document.getElementById("description_kids").style.display = "none";
  document.getElementById("menu_kids").style.backgroundImage = "url(fileadmin/templates/gemeinde/images/button_frame_left.png)";
  document.getElementById("description_"+id).style.display = "block";
  document.getElementById("menu_"+id).style.backgroundImage = "url(fileadmin/templates/gemeinde/images/button_full_left.png)";
}

var browserName = navigator.appName;
		var browserVer = parseInt(navigator.appVersion);
		var version = "";
		var msie4 = (browserName == "Microsoft Internet Explorer" && browserVer >= 4);
		if ((browserName == "Netscape" && browserVer >= 3) || msie4 || browserName=="Konqueror" || browserName=="Opera") {version = "n3";} else {version = "n2";}
			// Blurring links:
		function blurLink(theObject)	{	//
			if (msie4)	{theObject.blur();}
		}

		var i = 0;
		var aktiv, aktiv2;

		function fadeOut()
		{
			blendImages('blenddiv', 100, 4000);
		}

		function stopFading()
		{
			clearTimeout(aktiv);
			clearTimeout(aktiv2);
		}





/*
 * Original from: http://brainerror.net/scripts/javascript/blendtrans/demo.html
 *
 * Edits by ASC:
 *   - Removed unnecessary OO code that caused MSIE to choke
 *   - Added pause between setting bg image and setting opacity to zero to
 *     prevent MSIE image flash
 *   - Increased opacity check argument to 103 for completely smooth fade
 *
 */

//find next image
function nextImage(o) {
    do o = o.nextSibling;
    while(o && o.tagName != 'IMG');
    return o;
}

//find first image inside an element
function firstChildImage(o) {

    o = o.firstChild;

    while(o && o.tagName != 'IMG') {
        o = o.nextSibling;
    }

    return o;
}

//set the opacity of an element to a specified value
function setOpacity(obj, o) {

    obj.style.opacity = (o / 100);
    obj.style.MozOpacity = (o / 100);
    obj.style.KhtmlOpacity = (o / 100);
    obj.style.filter = 'alpha(opacity=' + o + ')';
}

//make image invisible and set next one as current image
function getNextImage(image) {

    if (next = nextImage(image)) {
	image.style.display = 'none';
	image.style.zIndex = 0;

	next.style.display = 'block';
	next.style.zIndex = 100;

    } else {
	//if there is not a next image, get the first image again
	next = firstChildImage(image.parentNode);
    }

    return next;
}

//set default values for parameters and starting image
function blendImages(id, speed, pause, caption) {

    if(speed == null) {
        speed = 30;
    }

    if(pause == null) {
        pause = 1500;
    }

    var blend = document.getElementById(id);

    var image = firstChildImage(blend);

    startBlending(image, speed, pause, caption);
}

//make image a block-element and set the caption
function startBlending(image, speed, pause, caption) {

    image.style.display = 'block';

    if(caption != null) {
	document.getElementById(caption).innerHTML = image.alt;
    }

    continueFadeImage(image, 0, speed, pause, caption);
}

// ASC: copied from http://www.sean.co.uk/a/webdesign/javascriptdelay.shtm
function pausecomp(millis) {
    var date = new Date();
    var curDate = null;

    do { curDate = new Date(); }
    while(curDate-date < millis);
}

//set an increased opacity and check if the image is done blending
function continueFadeImage(image, opacity, speed, pause, caption) {

    opacity = opacity + 3;

    if (opacity < 103) {

	aktiv2 = setTimeout(function() {fadeImage(image, opacity, speed, pause, caption)}, speed);

    } else {
	//if the image is done, set it to the background and make it transparent
	image.parentNode.style.backgroundImage = "url("+image.src+")";

	// ASC: pause 1sec here to prevent MSIE image flash ...
	var paws=pause-1000;
	if (paws < 0 ) {
		paws = 0;
	}
	pausecomp(1000);

	setOpacity(image,0);
	//get the next image and start blending it again
	image = getNextImage(image);
	aktiv  = setTimeout(function() {startBlending(image, speed, pause, caption)}, paws);
    }
}

//set the opacity to a new value and continue the fading
function fadeImage(image, opacity, speed, pause, caption) {
    setOpacity(image,opacity);
    continueFadeImage(image, opacity, speed, pause, caption);
}