/*****

Image Cross Fade Redux
Version 1.0
Last revision: 02.15.2006
steve@slayeroffice.com

Please leave this notice intact. 

Rewrite of old code found here: http://slayeroffice.com/code/imageCrossFade/index.html


*****/

if (location.search.search(/print=true/) == -1){
window.addEventListener?window.addEventListener("load",so_init,false):window.attachEvent("onload",so_init);
}


var d=document, imgs = new Array(), zInterval = null, current=0, SOpause=false, SOcomplete=false, SOdelay=3000;



function setSOdelay(delay){
    SOdelay = delay;
}

function so_init() {
	if(!d.getElementById || !d.createElement)return;

	// DON'T FORGET TO GRAB THIS FILE AND PLACE IT ON YOUR SERVER IN THE SAME DIRECTORY AS THE JAVASCRIPT!
	// http://slayeroffice.com/code/imageCrossFade/xfade2.css
	css = d.createElement("link");
	css.setAttribute("href","/css/xfade2.css");
	css.setAttribute("rel","stylesheet");
	css.setAttribute("type","text/css");
	d.getElementsByTagName("head")[0].appendChild(css);

	imgs = d.getElementById("imageContainer").getElementsByTagName("img");
	for(i=0;i<imgs.length;i++) {
		imgs[i].xOpacity = 0;
		if (imgs[i].className == 'preload'){
			imgs[i].src = imgs[i].alt;
		}
	}
	imgs[0].style.display = "block";
	imgs[0].xOpacity = .99;
	
	setTimeout(so_xfade,SOdelay);
}

function so_xfade() {
	
  if (!(SOcomplete && SOpause)){
	  
	nIndex = current+1;
	if (nIndex >= imgs.length) { nIndex = 0; }  
	  
	// Ist das aktuelle und das naechste Bild fertig geladen?  
	if ((!imgs[current].complete) || (!imgs[nIndex].complete)){	
		setTimeout(so_xfade,50);
	} else {
		
	    cOpacity = imgs[current].xOpacity;
	    nOpacity = imgs[nIndex].xOpacity;
	
	    cOpacity-=.05; 
	    nOpacity+=.05;
	
	    imgs[nIndex].style.display = "block";
	    imgs[current].xOpacity = cOpacity;
	    imgs[nIndex].xOpacity = nOpacity;
	
	    setOpacity(imgs[current]); 
	    setOpacity(imgs[nIndex]);
	
	    if(cOpacity<=0) {
		    imgs[current].style.display = "none";
		    current = nIndex;
		    SOcomplete = true;
		    setTimeout(so_xfade,SOdelay);
	    } else {
		    SOcomplete = false;
		    setTimeout(so_xfade,50);
	    }  
	}
  }
	
	function setOpacity(obj) {
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
			return;
		}
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}
	
}

function so_pause_play(){
     if (SOpause && SOcomplete){
		 SOpause = false;
		 SOcomplete = false;
		 so_xfade();
	 } else SOpause = true;
}