var saveWidth = 0;
var saveHeight = 0;

function scaleImg(what)
{
	var maxWidth = 500;
	var maxHeight = 400;
	var ratio = 1;

	//what = document.getElementById(what);

	if (what.width > maxWidth || what.height > maxHeight)
	{
		if ((maxHeight / what.height) <= (maxWidth / what.width))
		{
			saveWidth = what.width;
			saveHeight = what.height;
			ratio = what.width / what.height;
			what.height = maxHeight;
			what.width = maxHeight * ratio;
			what.style.cursor = "pointer";
		}
		else
		{
			saveWidth = what.width;
			saveHeight = what.height;
			ratio = what.height / what.width;
			what.height = maxWidth * ratio ;
			what.width = maxWidth;
			//what.style.cursor = "pointer";
		}
	}
}

function zoomImg(what)
{
	if (saveWidth == 0)
	{
		saveWidth = what.width;
		saveHeight = what.height;
	}
	temp = "scrollbars=0, resizable=yes, width=" + saveWidth+ ", height = " + saveHeight;
	window.open(what.src, "viewfull", temp);
}

function scaleDetail(what)
{
var maxWidth = 200;
var maxHeight = 200;
var ratio = 1;

//what = document.getElementById(what);

if (what.width > maxWidth || what.height > maxHeight)
{
if ((maxHeight / what.height) <= (maxWidth / what.width))
{
saveWidth = what.width;
saveHeight = what.height;
ratio = what.width / what.height;
what.height = maxHeight;
what.width = maxHeight * ratio;
what.style.cursor = "pointer";
}
else
{
saveWidth = what.width;
saveHeight = what.height;
ratio = what.height / what.width;
what.height = maxWidth * ratio ;
what.width = maxWidth;
//what.style.cursor = "pointer";
}
}
else if (saveWidth > maxWidth || saveHeight > maxHeight)
{
what.width = saveWidth;
what.height = saveHeight;
what.style.cursor = "pointer";
}

}