var imgArr = new Array();
var ConArr = new Array();
var preLoad = new Array();
var imgRun = 1;
var tmpSize = imgArr.length;
for (i = 0; i < tmpSize; i++){
   preLoad[i] = new Image()
   preLoad[i].src = imgArr[i];
}
function slideShow() {
	if(tmpSize==0){
		return (false);
	}
	setTimeout('runSlideShow()', 5000);
}
function runSlideShow() {
	opacity('faderImg', 100, 0, 1000,'loadNext');
	setTimeout('runSlideShow()', 5000);
}

function loadNext() {
	imgRun = (imgRun+1) > (preLoad.length -1) ? 0 : imgRun + 1;
	document.getElementById('faderImg').style.backgroundImage = preLoad[imgRun].src;
	document.getElementById('faderImg').style.backgroundRepeat = 'no-repeat';
	document.getElementById('faderImg').style.height = '237px';
	document.getElementById('faderImg').style.width = '674px';
	document.getElementById('homepageContent').innerHTML = ConArr[imgRun];
	opacity('faderImg', 0, 100, 1000,'');
		
}

function opacity(id, opacStart, opacEnd, millisec, gotoFunction) {
    var speed = Math.round(millisec / 100); 
    var timer = 0; 
	var sendFunction = '';
    if(opacStart > opacEnd) { 
        for(i = opacStart; i >= opacEnd; i--) {	
			if(i == opacEnd && gotoFunction){
				sendFunction = gotoFunction;
			}
            setTimeout("changeOpac(" + i + ",'" + id + "','" + sendFunction + "')",(timer * speed)); 
            timer++; 
        } 
    }else if(opacStart < opacEnd) { 
        for(i = opacStart; i <= opacEnd; i++) {
			if(i == opacEnd && gotoFunction){
				sendFunction = gotoFunction;
			}
            setTimeout("changeOpac(" + i + ",'" + id + "','" + sendFunction + "')",(timer * speed)); 
            timer++; 
        } 
    }
} 
function changeOpac(opacity, id, gotoFunction) { 
    var object = document.getElementById(id).style; 
    object.opacity = (opacity / 100); 
    object.MozOpacity = (opacity / 100); 
    object.KhtmlOpacity = (opacity / 100); 
    object.filter = "alpha(opacity=" + opacity + ")";
	if(gotoFunction) { eval(gotoFunction + '()'); }
}