var newwindow;

function horiz34(url)
{
	newwindow=window.open(url,'horiz34','height=483,width=630');
	if (window.focus) {newwindow.focus()}
}

function vert34(url)
{
	newwindow=window.open(url,'vert34','height=633,width=480');
	if (window.focus) {newwindow.focus()}
}

function horiz23(url)
{
	newwindow=window.open(url,'horiz23','height=433,width=630');
	if (window.focus) {newwindow.focus()}
}

function vert23(url)
{
	newwindow=window.open(url,'vert23','height=633,width=430');
	if (window.focus) {newwindow.focus()}
}

function square(url)
{
	newwindow=window.open(url,'square','height=533,width=530');
	if (window.focus) {newwindow.focus()}
}