function grossbild(filename)
{
window.open (filename, 'newWin', 'scrollbars=no,status=no,menubar=no,directories=no,location=no,toolbar=no,width=400,height=400');
}

function optimize()
{
self.resizeTo(400,400);
self.focus();
}


function grossbildxl(filename)
{
window.open (filename, 'newWin', 'scrollbars=no,status=no,menubar=no,directories=no,location=no,toolbar=no,width=700,height=725');
}

function optimizexl()
{
self.resizeTo(700,725);
self.focus();
}