var XMLHttpRequestObject = false;

if (window.XMLHttpRequest)
{
	XMLHttpRequestObject = new XMLHttpRequest();
}
else if (window.ActiveXObject)
{
	XMLHttpRequestObject = new
	ActiveXObject("Microsoft.XMLHTTP");
}

function picPreview(pic)
{
	container=document.getElementById('gal');
	if (pic!='')
	{
		container.style.display="";
		container.innerHTML='<img style="filter: alpha(opacity=100); opacity: 1;" src="/gallery/'+pic+'.jpg" onClick="next(\''+pic+'\');" title="Следваща снимка">';
		window.gal.focus();
	}
	else
	{
		container.style.display="none";
		container.innerHTML='';
	}
}

function next(pic)
{
	if (XMLHttpRequestObject)
	{
		var targ = document.getElementById('gal');
		XMLHttpRequestObject.open("POST",'getNext.php?pic='+pic);
		XMLHttpRequestObject.onreadystatechange = function()
		{
			if (XMLHttpRequestObject.readyState==4 && XMLHttpRequestObject.status==200)
			{
				targ.innerHTML=XMLHttpRequestObject.responseText;
			}
		}
	XMLHttpRequestObject.send(null);
	}
}