var checkArrows;
	var lastId = 1;
	var images = new Array();
	var arrImgBig = new Array();
	
	function checkArrows(i)
	{
		var lftArr = document.getElementById('leftArrows');
		var rghtArr = document.getElementById('rightArrows');		

		if(i == 1) { lftArr.className = 'project-photos-notactive'; lftArr.moveto = ''; }
		else { lftArr.className = 'project-photos'; lftArr.moveto = 'bottom'; }
		if(i == images.length) { rghtArr.className = 'project-photos-notactive'; rghtArr.moveto = ''; }
		else { rghtArr.className = 'project-photos';  rghtArr.moveto = 'top'; }
	}		
	
	function changeImg(id)
	{
		var img = document.getElementById('projectImg');
		var imgHref = document.getElementById('projectImgHref');
		var arrImg = images[id-1];
		
		arrImgBigVars = arrImgBig[id-1].split("::");
		imgHref.iwidth = Number(arrImgBigVars[0]);
		imgHref.iheight = Number(arrImgBigVars[1]);

		img.src = arrImg;
		imgHref.href = arrImg.replace('.jpg', '_big.jpg');
		
		document.getElementById('link_' + lastId).className = 'project-photos';
		lastId = id;
		
		checkArrows(id);
				
		document.getElementById('link_' + id).className = 'project-photos-selected';
	}
	
	/*
	function addImg()
	{
		for(i = 0; i < arguments.length; i++)
		{
			images.push(arguments[i]);
		}
	}
	*/

	function moveImg(to)
	{
		var img = document.getElementById('projectImg');
		var imgHref = document.getElementById('projectImgHref');
		
		document.getElementById('link_' + lastId).className = 'project-photos';	
				
		if(to == 'top')	{ lastId++; }
		if(to == 'bottom') { lastId--; }
		
		checkArrows(lastId);
		
		arrImgBigVars = arrImgBig[lastId-1].split("::");
		imgHref.iwidth = Number(arrImgBigVars[0]);
		imgHref.iheight = Number(arrImgBigVars[1]);
		
		var arrImgMove = images[lastId-1];
		img.src = arrImgMove;
		imgHref.href = arrImgMove.replace('.jpg', '_big.jpg');
		
		document.getElementById('link_' + lastId).className = 'project-photos-selected';
	}