/*
	Created by Frontend Studio - http://www.frontend-studio.de
*/



// Fire some functions at page load
document.observe("dom:loaded", function() {
	
	// Barrier-free way of setting the deprecated target attribute.
	$$('a').each(function(item) {
		if (item.readAttribute("rel") != null && item.readAttribute("rel") == "external") {
			item.setAttribute('target', '_blank');
		}
	});
	
	// Gallery links shall open new windows
	if ($("gallery")) {
		$$("#gallery a").each(function(item) {
			item.observe("click", function(event) {
				event.stop();
				var _newWin = window.open(this.href,'newWin','width=820,height=544');
				_newWin.focus();
				return false;
			});
		});
	}
	
	//
	// Nav Mouseover : IE safe
	var _subnavTimerOver = 10;
	var _subnavTimerOut  = 300;
	var _timer1;
	var _timer2;
	
	$("media").observe("mouseover", function(event) {
		window.setTimeout(function() { 
			window.clearTimeout(_timer2);
			$("subnav-media").show(); 
		}, _subnavTimerOver);
	});
	$("subnav-media").observe("mouseover", function(event) {
		window.setTimeout(function() { 
			window.clearTimeout(_timer1);
			$("subnav-media").show();
			$("media").addClassName("active"); 
		}, _subnavTimerOver);
	});
	
	$("media").observe("mouseout", function(event) {
		_timer1 = window.setTimeout(function() { 
			$("media").removeClassName("active");
			$("subnav-media").hide();  
		}, _subnavTimerOut);
	});
	$("subnav-media").observe("mouseout", function(event) {
		_timer2 = window.setTimeout(function() { 
			$("media").removeClassName("active"); 
			$("subnav-media").hide(); 
		}, _subnavTimerOut);
	});
	
	$$("#subnav-media a").each(function(item) {
		
		item.observe("mouseover", function(event) {
			overHelper()
		});
		item.observe("mouseout", function(event) {
			overHelper()
		});
	});
	
	$("home").onmouseover = $("partner").onmouseover = function () {
		$("subnav-media").hide();
		$("media").removeClassName("active");
	}
	
	function overHelper() {
		window.setTimeout(function() { 
			window.clearTimeout(_timer1);
			window.clearTimeout(_timer2);
			$("subnav-media").show(); 
		}, _subnavTimerOver);
	}
	
	
});


//
// Image fader
var fadeimages=new Array();

fadeimages[0]=["images/fade1.jpg", "", ""];
fadeimages[1]=["images/fade2.jpg", "", ""];

var fadebgcolor="white";
 
var fadearray=new Array();
var fadeclear=new Array();
 
var dom=(document.getElementById);
var iebrowser=document.all;
 
function fadeshow(theimages, fadewidth, fadeheight, borderwidth, delay, pause, displayorder) {
	this.pausecheck=pause;
	this.mouseovercheck=0;
	this.delay=delay;
	this.degree=10;
	this.curimageindex=0;
	this.nextimageindex=1;
	fadearray[fadearray.length]=this;
	this.slideshowid=fadearray.length-1;
	this.canvasbase="canvas"+this.slideshowid;
	this.curcanvas=this.canvasbase+"_0";
	if (typeof displayorder!="undefined") {
		theimages.sort(function() {return 0.5 - Math.random();}) 
	}
	this.theimages=theimages;
	this.imageborder=parseInt(borderwidth);
	this.postimages=new Array();
	for (p=0;p<theimages.length;p++){
		this.postimages[p]=new Image();
		this.postimages[p].src=theimages[p][0];
	}
	 
	var fadewidth=fadewidth+this.imageborder*2;
	var fadeheight=fadeheight+this.imageborder*2;
	 
	if (iebrowser&&dom||dom) {
		document.write('<div id="master'+this.slideshowid+'" style="position:relative;width:'+fadewidth+'px;height:'+fadeheight+'px;overflow:hidden;"><div id="'+this.canvasbase+'_0" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=10);opacity:0.1;-moz-opacity:0.1;-khtml-opacity:0.1;background-color:'+fadebgcolor+'"></div><div id="'+this.canvasbase+'_1" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=10);opacity:0.1;-moz-opacity:0.1;-khtml-opacity:0.1;background-color:'+fadebgcolor+'"></div></div>');
	} else {
		document.write('<div><img name="defaultslide'+this.slideshowid+'" src="'+this.postimages[0].src+'"></div>');
	}
	if (iebrowser&&dom||dom) {
		this.startit();
	} else {
		this.curimageindex++;
		setInterval("fadearray["+this.slideshowid+"].rotateimage()", this.delay);
	}
}

function fadepic(obj) {
	if (obj.degree<100) {
		obj.degree+=10
		if (obj.tempobj.filters&&obj.tempobj.filters[0]) {
		if (typeof obj.tempobj.filters[0].opacity=="number")
		obj.tempobj.filters[0].opacity=obj.degree
		else
		obj.tempobj.style.filter="alpha(opacity="+obj.degree+")"
		}
		else if (obj.tempobj.style.MozOpacity)
		obj.tempobj.style.MozOpacity=obj.degree/101
		else if (obj.tempobj.style.KhtmlOpacity)
		obj.tempobj.style.KhtmlOpacity=obj.degree/100
		else if (obj.tempobj.style.opacity&&!obj.tempobj.filters)
		obj.tempobj.style.opacity=obj.degree/101
		}
		else{
		clearInterval(fadeclear[obj.slideshowid])
		obj.nextcanvas=(obj.curcanvas==obj.canvasbase+"_0")? obj.canvasbase+"_0" : obj.canvasbase+"_1"
		obj.tempobj=iebrowser? iebrowser[obj.nextcanvas] : document.getElementById(obj.nextcanvas)
		obj.populateslide(obj.tempobj, obj.nextimageindex)
		obj.nextimageindex=(obj.nextimageindex<obj.postimages.length-1)? obj.nextimageindex+1 : 0
		setTimeout("fadearray["+obj.slideshowid+"].rotateimage()", obj.delay)
	}
}
 
fadeshow.prototype.populateslide=function(picobj, picindex){
	var slideHTML="";
	if (this.theimages[picindex][1]!="") {
		slideHTML='<a href="'+this.theimages[picindex][1]+'" target="'+this.theimages[picindex][2]+'">'
	}
	slideHTML+='<img src="'+this.postimages[picindex].src+'" border="'+this.imageborder+'px">'
	if (this.theimages[picindex][1]!="") {
		slideHTML+='</a>'
	}
	picobj.innerHTML=slideHTML
}
 
 
fadeshow.prototype.rotateimage=function(){
	if (this.pausecheck==1)
	var cacheobj=this
	if (this.mouseovercheck==1)
	setTimeout(function(){cacheobj.rotateimage()}, 100)
	else if (iebrowser&&dom||dom){
	this.resetit()
	var crossobj=this.tempobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
	crossobj.style.zIndex++
	fadeclear[this.slideshowid]=setInterval("fadepic(fadearray["+this.slideshowid+"])",50)
	this.curcanvas=(this.curcanvas==this.canvasbase+"_0")? this.canvasbase+"_1" : this.canvasbase+"_0"
	}
	else{
	var ns4imgobj=document.images['defaultslide'+this.slideshowid]
	ns4imgobj.src=this.postimages[this.curimageindex].src
	}
	this.curimageindex=(this.curimageindex<this.postimages.length-1)? this.curimageindex+1 : 0
}
 
fadeshow.prototype.resetit=function(){
	this.degree=10
	var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
	if (crossobj.filters&&crossobj.filters[0]){
	if (typeof crossobj.filters[0].opacity=="number")
	crossobj.filters(0).opacity=this.degree
	else
	crossobj.style.filter="alpha(opacity="+this.degree+")"
	}
	else if (crossobj.style.MozOpacity)
	crossobj.style.MozOpacity=this.degree/101
	else if (crossobj.style.KhtmlOpacity)
	crossobj.style.KhtmlOpacity=this.degree/100
	else if (crossobj.style.opacity&&!crossobj.filters)
	crossobj.style.opacity=this.degree/101
}
 
 
fadeshow.prototype.startit=function(){
	var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
	this.populateslide(crossobj, this.curimageindex)
	if (this.pausecheck==1){
	var cacheobj=this
	var crossobjcontainer=iebrowser? iebrowser["master"+this.slideshowid] : document.getElementById("master"+this.slideshowid)
	crossobjcontainer.onmouseover=function(){cacheobj.mouseovercheck=1}
	crossobjcontainer.onmouseout=function(){cacheobj.mouseovercheck=0}
	}
	this.rotateimage()
}