// -----------------------------------------------
//   --->   Ultimate Javascript Slideshow   <---
//   --->   Author: Znupi                   <---
//   --->   Contact: znupi69@gmail.com      <---
// -----------------------------------------------


imgs = [ [ "/images/testimonials/testimonial09.gif", "/images/testimonials/testimonial07.gif", "/images/testimonials/testimonial05.gif", "/images/testimonials/testimonial10.gif", "/images/testimonials/testimonial03.gif", "/images/testimonials/testimonial06.gif", "/images/testimonials/testimonial02.gif", "/images/testimonials/testimonial08.gif", "/images/testimonials/testimonial04.gif" ] ];
var mySlideShow2 = new SlideShow(imgs, 'slideDIV2', 9, 20, 0.05);

function SlideShow(aImg, sID, iPause, iDelay, iStep) {
	var imgs = aImg;
	var preLoadObjs = Array();
	var loadedImgs = 0;
	var totalImgs= 0;
	var pause = iPause;
	var delay = iDelay;
	var step = iStep;
	var curIndex = 0;
	var curImgSet = 0;
	var curOpc = 0;
	var curDir = 1;
	var tOut = null;
	var sID = sID;
	var oDIV = null;
	var oIMG = null;
	var i;
	var addEvent = function ( obj, type, fn ) {
		if (obj.addEventListener) {
			obj.addEventListener( type, fn, false );
		}
		else if (obj.attachEvent) {
			obj["e"+type+fn] = fn;
			obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
			obj.attachEvent( "on"+type, obj[type+fn] );
		}
		else {
			obj["on"+type] = obj["e"+type+fn];
		}
	}
	var init = function() {
		oDIV = document.getElementById(sID);
		oIMG = oDIV.getElementsByTagName("img")[0];
		for (i=0; i < imgs.length; i++) totalImgs += imgs[i].length;
		for (i=0; i < imgs.length; i++) {
			for (j=0; j < imgs[i].length; j++) {
				preLoadObjs[preLoadObjs.length] = new Image();
				preLoadObjs[preLoadObjs.length-1].src = imgs[i][j];
				if (!window.opera) preLoadObjs[preLoadObjs.length-1].onload = countLoadedImgs;
				if (i == imgs.length-1 && j == imgs[i].length-1 && window.opera) {
					start();
				}
			}
		}
	}
	var countLoadedImgs = function() {
		loadedImgs++;
		if (loadedImgs == totalImgs) start();
	}
	var start = function(n) {
		oIMG.src = imgs[curImgSet][0];
		curIndex++;
		if (n) {
			oIMG.style.opacity = "1";
			if (window.ActiveXObject) oIMG.style.filter = "alpha (opacity=100)";
			curOpc = 1;
			oDIV.style.backgroundImage = "url('" + imgs[curImgSet][1] + "')";
			tOut = setTimeout(doSlide, pause*1000);
		}
		else doSlide();
	}
	var doSlide = function() {
		if (!curDir) {
			curOpc-=step;
			oIMG.style.opacity = curOpc;
			if (window.ActiveXObject) oIMG.style.filter = "alpha (opacity=" + (curOpc*100) + ")";
			if (curOpc > 0) tOut = setTimeout(doSlide, delay);
			else {
				changeImgs();
				curDir = 1;
				tOut = setTimeout(doSlide, pause*1000);
			}
		}
		else {
			curOpc+=step;
			oIMG.style.opacity = curOpc;
			if (window.ActiveXObject) oIMG.style.filter = "alpha (opacity=" + (curOpc*100) + ")";
			if (curOpc < 1) tOut = setTimeout(doSlide, delay);
			else {
				changeImgs();
				curDir = 0;
				tOut = setTimeout(doSlide, pause*1000);
			}
		}
	}
	var changeImgs = function() {
		if (curIndex < imgs[curImgSet].length-1) curIndex++;
		else curIndex = 0;
		if (!curDir) {
			oIMG.src = imgs[curImgSet][curIndex];
			curOpc = 0;
			oIMG.style.opacity = 0;
		}
		else oDIV.style.backgroundImage = "url('" + imgs[curImgSet][curIndex] + "')";
	}
	this.chgImgSet = function(newImgSet) {
		if (newImgSet != curImgSet) {
			clearTimeout(tOut);
			curImgSet = newImgSet;
			curIndex = 0;
			start(1);
		}
	}
	addEvent(window, 'load', init);
}