var locked;
locked = false;

if (document.images)
{   
	  var preload_image_object0 = new Image();
	  var preload_image_object1 = new Image();
	  var preload_image_object2 = new Image();
	  var preload_image_object3 = new Image();

	  var preload_image_map0 = new Image();
	  var preload_image_map1 = new Image();
	  var preload_image_map2 = new Image();
	  var preload_image_map3 = new Image();	  
	  var preload_image_map4 = new Image();
	  var preload_image_map5 = new Image();
	  var preload_image_map6 = new Image();
	  var preload_image_map7 = new Image();	
	  var preload_image_map8 = new Image();
	  var preload_image_map9 = new Image();
}
function changeImage(newImgSrc,imageName){
	if(locked){		return;}
	// Dimiourgise to preview antikeimeno
	var oldImg = document.getElementById(imageName);
	//Kane tin allagi tou src
	oldImg.src = newImgSrc ;
}

function changeImage1(newImgSrc,imageName){
	if(locked){		return;}
	// Dimiourgise to preview antikeimeno
	var oldImg = document.getElementById(imageName);
	//Kane tin allagi tou src
	oldImg.src = newImgSrc ;
}
function changeImage2(newImgSrc,imageName){
	if(locked){		return;}
	// Dimiourgise to preview antikeimeno
	var oldImg = document.getElementById(imageName);
	//Kane tin allagi tou src
	oldImg.src = newImgSrc ;
}

function initImage() {
	imageId = 'photo';
	image = document.getElementById(imageId);
	if(locked){		return;}
	setOpacity(image, 0);
	image.style.visibility = "visible";
	fadeInMain(imageId,0);
}

function initImage1(id) {
	if(id==0){		
		changeImage1(preload_image_object0.src,"photo1");
	}else if(id==1){		
		changeImage1(preload_image_object1.src,"photo1");
	}else if(id==2){		
		changeImage1(preload_image_object2.src,"photo1");
	}else if(id==3){		
		changeImage1(preload_image_object3.src,"photo1");
	}
	imageId = 'photo1';
	image = document.getElementById(imageId);
	//if(locked){		return;}
	setOpacity(image, 0);
	image.style.visibility = "visible";
	fadeIn(imageId,0);
	if(id<1){
		id++;
	}else{
		id=0;
	}
	window.setTimeout("initImage1("+id+")", 8000);
	
}

function initImage2(id) {
	if(id==0){		
		changeImage2(preload_image_object0.src,"photo2");
	}else if(id==1){		
		changeImage2(preload_image_object1.src,"photo2");
	}else if(id==2){		
		changeImage2(preload_image_object2.src,"photo2");
	}else if(id==3){		
		changeImage2(preload_image_object3.src,"photo2");
	}
	imageId = 'photo2';
	image = document.getElementById(imageId);
	//if(locked){		return;}
	setOpacity(image, 0);
	image.style.visibility = "visible";
	fadeIn(imageId,0);
	if(id<3){
		id++;
	}else{
		id=2;
	}
	window.setTimeout("initImage2("+id+")", 6000);
	
}

function fadeIn(objId,opacity) {
	if (document.getElementById) {
		obj = document.getElementById(objId);
		if (opacity <= 100) {
			setOpacity(obj, opacity);
			opacity += 10;
			locked = true;
			window.setTimeout("fadeIn('"+objId+"',"+opacity+")", 100);
		}else{
			locked = false;
		}
	}
}
function fadeInMain(objId,opacity) {
	if (document.getElementById) {
		obj = document.getElementById(objId);
		if (opacity <= 100) {
			setOpacity(obj, opacity);
			opacity += 10;
			locked = true;
			window.setTimeout("fadeIn('"+objId+"',"+opacity+")", 100);
		}else{
			locked = false;
		}
	}
}
function setOpacity(obj, opacity) {
	opacity = (opacity == 100)?99.999:opacity;
	// IE/Win
	obj.style.filter = "alpha(opacity:"+opacity+")";
	// Safari<1.2, Konqueror
	obj.style.KHTMLOpacity = opacity/100;
	// Older Mozilla and Firefox
	obj.style.MozOpacity = opacity/100;
	// Safari 1.2, newer Firefox and Mozilla, CSS3
	obj.style.opacity = opacity/100;
}