// ********************************************************************************************************************************
// ********************************************************************************************************************************
// *                                                                                                                              *
// * Javascript - Funktionsbibliothek                                                                                             *
// * FocusNet GmbH                                                                                                                *
// *                                                                                                                              *
// ********************************************************************************************************************************
// *                                                                                                                              *
// * Stand:			07.12.06                                                                                                      *
// * Version:		1.0.0                                                                                                         *
// * Anpassungen:	- SlideShow hinzugefügt								                                                          *
// *                                                                                                                              *
// ********************************************************************************************************************************
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// Tauscht ein Bild
// Parameter: 	imageID (String), neues Bild (String)
// Rückgabe: 	keine
// Beispiel:	swapImage('bild', 'img/bild2.jpg')
// ********************************************************************************************************************************
function swapImage(imageID, changeImage)
{
	document.images[imageID].src=changeImage;
}
// ********************************************************************************************************************************



// Öffnet ein PopUp, schliesst eine bereits vorhandene Referenz
// Parameter: 	Adresse (String), Fenstername (String), Breite (int), Höhe (int)
// Rückgabe: 	keine
// Beispiel:	popUp('popup.php', 'gallery', 150, 150)
// ********************************************************************************************************************************
function popUp(url, name, w, h){
	window.open('', name).close();
	
	sBreite = screen.width;
	sHoehe = screen.height;

	x = (sBreite/2)-(w/2);
	y = (sHoehe/2)-(h/2);
	
	window.open(url, name, 'width='+w+',height='+h+',left='+x+',top='+y+',dependent=no,hotkeys=yes,locationbar=no,menubar=no,resizable=no,status=no'); 
} 
// ********************************************************************************************************************************



// Flash Patch für IE (Nach dem letzten Object Tag einfügen)
// Parameter: 	keine
// Rückgabe: 	keine
// Beispiel:	flashPatch()
// ********************************************************************************************************************************
function flashPatch(){
	objects = document.getElementsByTagName("object");
	for (var i = 0; i < objects.length; i++)
	{
    	objects[i].outerHTML = objects[i].outerHTML;
	}
}
// ********************************************************************************************************************************



// DHTML Slideshow
// Parameter: 	Bild-Array (Array), Breite (int), Höhe (int), Rahmenstärke (int), Verzögerung (int),  Blendgeschwindigkeit (int), Pause bei mouseover (int), Zufallsgenerater (char), Hintergrundfarbe (String), Start bei ArrayNr (int)
// Rückgabe: 	Slideshow
// Beispiel:	fadeshow(fadeimages, 195, 579, 0, 4000, 5, 0, '', 'white', 5)
//				fadeimages[0]=["img/band7.jpg", "http://www.focusnet.ch", "_blank"] (Bild-Array)
// ********************************************************************************************************************************
var fadearray=new Array() //array to cache fadeshow instances
var fadeclear=new Array() //array to cache corresponding clearinterval pointers
 
var dom=(document.getElementById) //modern dom browsers
var iebrowser=document.all
var blendDegree;

function fadeshow(theimages, fadewidth, fadeheight, borderwidth, delay, blend, pause, displayorder, fadebgcolor, startAt){
this.fadebgcolor = fadebgcolor
this.pausecheck=pause
this.mouseovercheck=0
this.delay=delay
this.degree=10 //initial opacity degree (10%)
blendDegree=blend
this.curimageindex=startAt
if(theimages.length-1 == startAt){this.nextimageindex=1} else{ this.nextimageindex=startAt+1}
fadearray[fadearray.length]=this
this.slideshowid=fadearray.length-1
this.canvasbase="canvas"+this.slideshowid
this.curcanvas=this.canvasbase+"_0"
if (displayorder=="R")
theimages.sort(function() {return 0.5 - Math.random();}) //thanks to Mike (aka Mwinter) :)
this.theimages=theimages
this.imageborder=parseInt(borderwidth)
this.postimages=new Array() //preload images
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) //if IE5+ or modern browsers (ie: Firefox)
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);-moz-opacity:10;-khtml-opacity:10;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);-moz-opacity:10;background-color:'+fadebgcolor+'"></div></div>')
else
document.write('<div><img name="defaultslide'+this.slideshowid+'" src="'+this.postimages[0].src+'"></div>')
 
if (iebrowser&&dom||dom) //if IE5+ or modern browsers such as Firefox
this.startit()
else{
this.curimageindex++
setInterval("fadearray["+this.slideshowid+"].rotateimage()", this.delay)
}
}

function fadepic(obj){
if (obj.degree<100){
obj.degree+=blendDegree
obj.degree = (obj.degree == 100)?99.999:obj.degree;
// IE/Win
obj.tempobj.style.filter = "alpha(opacity:"+obj.degree+")";
// Safari<1.2, Konqueror
obj.tempobj.style.KHTMLOpacity = obj.degree/100;
// Older Mozilla and Firefox
obj.tempobj.style.MozOpacity = obj.degree/100;
// Safari 1.2, newer Firefox and Mozilla, CSS3
obj.tempobj.style.opacity = obj.degree/100;
}
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]!="") //if associated link exists for image
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]!="") //if associated link exists for image
slideHTML+='</a>'
picobj.innerHTML=slideHTML
}
 
 
fadeshow.prototype.rotateimage=function(){
if (this.pausecheck==1) //if pause onMouseover enabled, cache object
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=blendDegree
var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
this.degree = (this.degree == 100)?99.999:this.degree;
// IE/Win
crossobj.style.filter = "alpha(opacity:"+this.degree+")";
// Safari<1.2, Konqueror
crossobj.style.KHTMLOpacity = this.degree/100;
// Older Mozilla and Firefox
crossobj.style.MozOpacity = this.degree/100;
// Safari 1.2, newer Firefox and Mozilla, CSS3
crossobj.style.opacity = this.degree/100;
}
 
fadeshow.prototype.startit=function(){
var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
this.populateslide(crossobj, this.curimageindex)
if (this.pausecheck==1){ //IF SLIDESHOW SHOULD PAUSE ONMOUSEOVER
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()
}
// ********************************************************************************************************************************