var phoshow_noFading = false;
var phoshow_timeBetweenSlides = 5000;
var phoshow_fadingSpeed = 5;
var forceMeNext = null;
var forcedMe = false;
var phoshow_picsColumn;
var phoshow_galleryWidth;
var phoshow_galleryHeight;
var phoshow_picIndex = -1
var phoshow_picIndexNext = false;
var phoshow_imageDivs = new Array();
var phoshow_currentOpacity = 100;
var phoshow_imagesInGallery = false;
var Opera = navigator.userAgent.indexOf('Opera')>=0?true:false;
var overlayOpa = 0;

function arrangeDOM(imageIndex)
{

if(imageIndex==phoshow_imagesInGallery){
animateColumn(null);
}else{
var imgObj = document.getElementById('phoImage' + imageIndex);
if(Opera)imgObj.style.position = 'static';
phoshow_imageDivs[phoshow_imageDivs.length] =  imgObj;
imgObj.style.visibility = 'hidden';
imageIndex++;
arrangeDOM(imageIndex);
}
}

function animateColumn()
{
if(phoshow_picIndex==-1)phoshow_picIndex=0; else phoshow_picIndex++;
if(phoshow_picIndex==phoshow_imageDivs.length)phoshow_picIndex=0;
phoshow_picIndexNext = phoshow_picIndex+1;
if(phoshow_picIndexNext==phoshow_imageDivs.length)phoshow_picIndexNext = 0;

phoshow_currentOpacity=100;

phoshow_imageDivs[phoshow_picIndex].style.visibility = 'visible';
if(Opera)phoshow_imageDivs[phoshow_picIndex].style.display = 'inline';
if(navigator.userAgent.indexOf('Opera')<0){
phoshow_imageDivs[phoshow_picIndexNext].style.visibility = 'visible';
}

if(document.all){
phoshow_imageDivs[phoshow_picIndex].style.filter = 'alpha(opacity=100)';
phoshow_imageDivs[phoshow_picIndexNext].style.filter = 'alpha(opacity=1)';
}else{
phoshow_imageDivs[phoshow_picIndex].style.opacity = 0.99;
phoshow_imageDivs[phoshow_picIndexNext].style.opacity = 0.01;
}



setTimeout('revealImage()',phoshow_timeBetweenSlides);
}

function revealImage()
{

if (forceMeNext !== null) { 

phoshow_picIndex = forceMeNext;
phoshow_picIndexNext = forceMeNext;
forceMeNext = null;

}

if(phoshow_noFading){
phoshow_imageDivs[phoshow_picIndex].style.visibility = 'hidden';
if(Opera)phoshow_imageDivs[phoshow_picIndex].style.display = 'none';
animateColumn(null);
return;
}
phoshow_currentOpacity--;
if(document.all){
phoshow_imageDivs[phoshow_picIndex].style.filter = 'alpha(opacity='+phoshow_currentOpacity+')';
phoshow_imageDivs[phoshow_picIndexNext].style.filter = 'alpha(opacity='+(100-phoshow_currentOpacity)+')';
}else{
phoshow_imageDivs[phoshow_picIndex].style.opacity = Math.max(0.01,phoshow_currentOpacity/100);
phoshow_imageDivs[phoshow_picIndexNext].style.opacity = Math.min(0.99,(1 - (phoshow_currentOpacity/100)));
}
if(phoshow_currentOpacity>0){
setTimeout('revealImage()',phoshow_fadingSpeed);
}else{
phoshow_imageDivs[phoshow_picIndex].style.visibility = 'hidden';
if(Opera)phoshow_imageDivs[phoshow_picIndex].style.display = 'none';


animateColumn(null);
}
}

function Startphoshow()
{
phoshow_picsColumn = document.getElementById('phoContainer');
phoshow_galleryWidth = phoshow_picsColumn.clientWidth;
phoshow_galleryHeight = phoshow_picsColumn.clientHeight;
galleryImgArray = phoshow_picsColumn.getElementsByTagName('img');
for(var no=0;no<galleryImgArray.length;no++){
galleryImgArray[no].id = 'phoImage' + no;
}
phoshow_imagesInGallery = galleryImgArray.length;
arrangeDOM(0);

}


function overlayColumn(overC) {
document.getElementById('phoOverlay').innerHTML = "<img src=\"art\/pho-" + overC + "\" alt=\"\" \/>"
document.getElementById('phoOverlay').style.display = 'block';
document.getElementById('phoContainer').style.display = 'none';
setTimeout('clearOverlay()',5000);

}

function clearOverlay() {

document.getElementById('phoContainer').style.display = 'block';
document.getElementById('phoOverlay').style.display = 'none';
}

function resetToHello() {

document.getElementById('contentContainer').style.display = 'none';
document.getElementById('donateAndThumbs').style.display = 'none';
document.getElementById('helloContainer').style.display = 'block';
document.getElementById('pageHeader').innerHTML = "<img src=\"art/hea-home.jpg\" alt=\"\" />";

}

function changetext(theMenuItem,theHeaderClass) {
document.getElementById('contentContainer').style.display = 'block';
document.getElementById('donateAndThumbs').style.display = 'block';
document.getElementById('helloContainer').style.display = 'none';
document.getElementById('textContainer').innerHTML = theMenuItem;
document.getElementById('pageHeader').innerHTML = "<img src=\"art/hea-"+theHeaderClass+".jpg\" alt=\"\" />";
}

function preloadMe() {
pic1= new Image(630,69); 
pic1.src="art/hea-about.jpg";
pic2= new Image(630,69); 
pic2.src="art/hea-artists.jpg"; 
pic3= new Image(630,69); 
pic3.src="art/hea-book.jpg"; 
pic4= new Image(630,69); 
pic4.src="art/hea-contact.jpg"; 
pic5= new Image(630,69); 
pic5.src="art/hea-distribution.jpg"; 
pic6= new Image(630,69); 
pic6.src="art/hea-donate.jpg"; 
pic7= new Image(630,69); 
pic7.src="art/hea-home.jpg"; 
pic8= new Image(630,69); 
pic8.src="art/hea-links.jpg"; 
pic9= new Image(630,69); 
pic9.src="art/hea-reviews.jpg"; 
pic10= new Image(630,69); 
pic10.src="art/hea-specs.jpg"; 
}