/*****

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


*****/


window.addEventListener?window.addEventListener("load",so_init,false):window.attachEvent("onload",so_init);

var d=document, imgs = new Array(), zInterval = null, current=0, pause=false;

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


	imgs = d.getElementById("minigaleria").getElementsByTagName("img");
	divtekst = d.getElementById("minitekst");
	kierunek = d.getElementById("kier");
	old = kierunek.value;
	for(i=1;i<imgs.length;i++) imgs[i].xOpacity = 0;
	divtekst.innerHTML = imgs[0].alt;
	imgs[0].style.display = "block";
	imgs[0].xOpacity = .99;	   


	setTimeout(so_xfade,4000);
}
			   
function so_xfade() {
	cOpacity = imgs[current].xOpacity;
	
	if ((old != kierunek.value)&&(nOpacity>.94)) {old = kierunek.value;} 	

	if (old != 'pauza') {
		if (old == 'lewo') nIndex = imgs[current+1]?current+1:0;
		if (old == 'prawo') nIndex = (current>0)?current-1:imgs.length-1;
	
			   
		nOpacity = imgs[nIndex].xOpacity;
			   
		cOpacity-=.05; 
		nOpacity+=.05;
			   
		imgs[nIndex].style.display = "block";
		imgs[current].xOpacity = cOpacity;
		imgs[nIndex].xOpacity = nOpacity;
		divtekst.innerHTML = imgs[nIndex].alt;
			   
		setOpacity(imgs[current]); 
		setOpacity(imgs[nIndex]);

		if(cOpacity<=0) {
			imgs[current].style.display = "none";
			current = nIndex;
			setTimeout(so_xfade,4000);

		} else {
			setTimeout(so_xfade,60);
		}
	} else {
		setTimeout(so_xfade,4000);
	}
			   
	
					   
	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) + ")";
	}
}