function change(img)
{
	document.getElementById("bigimg").src = img;
}
old = "";
function changesmall(img,ids)
{
	if(old == "")
	{
	}else
	{
	document.getElementById(old).src = document.getElementById(old).src+"&rex_filter[]=sepia";
	}
	document.getElementById(ids).src = img;
	old = ids;
}