function changeOpac(opacity, id) 
{ 
var object = document.getElementById(id).style; 
object.opacity = (opacity / 100); 
object.MozOpacity = (opacity / 100); 
object.KhtmlOpacity = (opacity / 100); 
object.filter = "alpha(opacity=" + opacity + ")"; 
} 

function blendimage(divid, imageid, imagefile, millisec) 
{ 
var speed = Math.round(millisec / 10); 
var timer = 0; 

//set the current image as background 
//document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")"; 

//make image transparent 
changeOpac(0, imageid); 

//make new image 
document.getElementById(imageid).src = imagefile;
//fade in image 
for(i = 0; i <= 100; i++) 
{
setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed)); 
timer++; 
} 
} 

var slideCache = new Array(); 
function RunSlideShow(divid,imageid,imageFiles,displaySecs) 
{ 
var imageSeparator = imageFiles.indexOf(";"); 
var nextImage = imageFiles.substring(0,imageSeparator); 

changeOpac(0, imageid); 
blendimage(divid,imageid,nextImage,100); 

var futureImages= imageFiles.substring(imageSeparator+1,imageFiles.length)+ ';' + nextImage; 
setTimeout("RunSlideShow('"+divid+"','"+imageid+"','"+futureImages+"',"+displaySecs+")",displaySecs*1000);

// Cache the next image to improve performance. 
imageSeparator = futureImages.indexOf(";"); 
nextImage = futureImages.substring(0,imageSeparator); 
if (slideCache[nextImage] == null) 
{ 
slideCache[nextImage] = new Image; 
slideCache[nextImage].src = nextImage; 
} 
}

divs = new Array();
divs[0] = 'galmain';
var images = new Array();

opac = 0;

function fadeUp() {
	
	for(i=0;i<divs.length;i++)
	{div = document.getElementById(divs[i]);
	if(div.style.display == 'none'){div.style.display = '';}
	if(opac <= 50){
	window.opac = window.opac + 1;

	div.style.opacity = opac/50;
	div.style.filter = "alpha(opacity=" + opac*2 + ")";
	}
}

if(opac <= 100){setTimeout("fadeUp()", 50);}
}

function viewproject(id){
	//xmlhttpPost('loadinggal.php', 'innergalcont');
	images[0] = new Image();
	images[0].src = 'images/temp/1.jpg';
	images[1] = new Image();
	images[1].src = 'images/temp/2.jpg';
	images[2] = new Image();
	images[2].src = 'images/temp/3.jpg';
	images[3] = new Image();
	images[3].src = 'images/temp/4.jpg';
	images[4] = new Image();
	images[4].src = 'images/temp/5.jpg';
	images[5] = new Image();
	images[5].src = 'images/temp/6.jpg';
	timer = setInterval("checkimg()", 250);
}

function checkimg(){
	for(var i = 0; i < images.length; i++){
	        if(!images[i].complete){ return; }
	    }
	//buildIndex();
	for(var i = 0; i < images.length; i++){
		document.getElementById('img'+i).src = images[i].src;		
	}
	document.getElementById('img0div').style.zIndex = '3';
	clearInterval(timer);
  	images = null;
	return true;
}

function buildIndex(){
	for(var i = 0; i < 6; i++){
		document.getElementById('thumb'+i).src = '';
		document.getElementById('thumbdiv'+i).style.display = 'none';
		if(images[i])
		{
			document.getElementById('thumb'+i).src = images[i].src;
			document.getElementById('thumbdiv'+i).style.display = '';
		}
	}
}

/*function resetLayer(){
	for(var i = 0; i < 6; i ++){
		document.getElementById('img'+i+'div').style.zIndex = '2';
		document.getElementById('imgthumb'+i).style.opacity = '0.4';
		document.getElementById('imgthumb'+i).style.filter = "alpha(opacity=40)";		
	}
}*/

function viewimage(pic){
	resetLayer();
	document.getElementById('imgthumb'+pic).style.opacity = '1	';
	document.getElementById('imgthumb'+pic).style.filter = "alpha(opacity=100)";			
	document.getElementById('img'+pic+'div').style.zIndex = '3';
}

function showhide(div){
	shown = document.getElementById(div).style.display;
	if(shown == 'none'){shown = '';}
	else{shown = 'none';}
	document.getElementById(div).style.display = shown;
}

function xmlhttpPost(strURL,divname) {
    var xmlHttpReq = false;
    var self = this;

	// Mozilla/Safari
    if (window.XMLHttpRequest) {
        self.xmlHttpReq = new XMLHttpRequest();
    }
    // IE
    else if (window.ActiveXObject) {
        self.xmlHttpReq = new ActiveXObject("Microsoft.XMLHTTP");
    }
    self.xmlHttpReq.open('POST', strURL, true);
    self.xmlHttpReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    self.xmlHttpReq.onreadystatechange = function() {
        if (self.xmlHttpReq.readyState == 4) {
            updatepage(self.xmlHttpReq.responseText,divname);
        }
    }
    self.xmlHttpReq.send(getquerystring());
}

function getquerystring() {
    return '';
}

function updatepage(str,divname){
    document.getElementById(divname).innerHTML = str;
}