var imgPath="http://www.3fm.nl/data/media/db_images/big/";
	var direction=false;
	var http;
	var browser = navigator.appName;
	var currentPhoto=0;
	
	function skipPhoto(next)
	{
		if(next)
		{
			currentPhoto++;
			setPhoto(currentPhoto);
		}		
		else if(currentPhoto > 0)
		{
			currentPhoto--;
			setPhoto(currentPhoto);
		}
	}
	
	
	function setPhoto(photoNr)
	{
		if ( browser == 'Microsoft Internet Explorer' )
		    http = new ActiveXObject("Microsoft.XMLHTTP");
		else
		    http = new XMLHttpRequest();

		http.open('get', '../../../../page/3fm_fotologinfo/'+photoNr+logger);
		http.onreadystatechange = function(){ 	setPhotoInfo(photoNr); }
		http.send(null);
	}


	function setPhotoInfo(photoNr)
	{
		currentPhoto = photoNr;
	
		if (http.readyState == 4) 
		{
			var response = http.responseText;
			var responseParts = response.split("|");
			
			document.getElementById("photologger").innerHTML = "";
			document.getElementById("date").innerHTML = "";
			document.getElementById("subject").innerHTML = "";
			
			if(responseParts[0])
				document.getElementById("photologger").innerHTML = responseParts[0];
				
			if(responseParts[1])
				document.getElementById("date").innerHTML = responseParts[1];
			
			if(responseParts[2])
				document.getElementById("subject").innerHTML = responseParts[2];
				
			if(responseParts[3])
			{
				document.getElementById("bigPhoto").src = imgPath+responseParts[3]+".jpg";
				document.getElementById("bigPhoto").style.width = "300px";

			}
		}
	}


	function movePhotoDiv()
	{
		var checkLocation = window.location + "";
		if(checkLocation.indexOf("3fm_fotolog") != -1)
		{
			var currentPosition = document.getElementById("scrollInnerDiv").offsetLeft;
			var currentWidth = document.getElementById("scrollInnerDiv").offsetWidth;
			
			setScrollInnerDiv();
			
			if(direction=="left")
			{
				if(currentPosition < 0)
					document.getElementById("scrollInnerDiv").style.left = (currentPosition+15)+"px";
			}
			else if(direction=="right")
			{
				if(currentPosition > -(currentWidth - 535))
					document.getElementById("scrollInnerDiv").style.left = (currentPosition-15)+"px";
			}

			setTimeout("movePhotoDiv()", 50);
		}
	}
	
	
	function setScrollInnerDiv()
	{
		var scrollInnerDivNode=document.getElementById("scrollInnerDiv");
		var newScrollInnerDivWidth = 0;
		
		for(i=0; i<scrollInnerDivNode.childNodes.length; i++)
		{
			if(scrollInnerDivNode.childNodes[i].nodeType == 1)
				newScrollInnerDivWidth += scrollInnerDivNode.childNodes[i].offsetWidth;
		}
		
		document.getElementById("scrollInnerDiv").style.width=newScrollInnerDivWidth+"px";
	}
	
	setTimeout("movePhotoDiv()", 500);