function openWin(image_name, caption)
{
	var popup = window.open("enlarged.php?image=" + image_name + "&caption=" + caption +  "","popup","width=450,height=400,left=80,top=0,toolbar=no,location=no,status=no,menubar=no,resizable=yes,scrollbars=yes");
	popup.focus();
}

function swapPic(image_name, caption, height)
{
	 document.getElementById("mainpic").innerHTML = '<img name="mainpic" src="images/big/' + image_name + '" border="0" class="image_border" title="' + caption + '" alt="' + caption + '" width="250" height="' + height + '">';
}


function openSitePlan(url)
{
	var popup = window.open(url,"popup","width=800,height=500,left=80,top=0,toolbar=no,location=no,status=no,menubar=no,resizable=yes,scrollbars=yes");
	popup.focus();
}