function hangpic(n) {
var i = new Image();
i.src = n;
i.name = n.replace(/[\W_]/g, ' ');
// compute the window width and height, and create attribute strings for them
h = (i.height+150 >= screen.height ? screen.height-75 : i.height+50);
w = (i.width+150 >= screen.width ? screen.width-75 : i.width+50);
hstring = ', height=' + h + 'px';
wstring = ', width=' + w + 'px';
// the window feature string; this describes the visible attributes of the newly made window
features = 'location=no,menubar=no,resizable=no,scrollbars=yes,toolbar=no';
// the following describes the stylesheet rules for the new window document; the "hanging picture"
img_style = 'img { border: solid 2px #033734; margin: 20px auto 20px auto; display: block; }';
// a constant to define the default text for the status bar
status_msg = '';
// build the window
var win = window.open('', 'wallart', features + wstring + hstring);
var d = win.document;
d.open();
d.write('', n, '', status_msg, '');
d.write('');
d.write('
');
d.write('');
d.close();
return true;
}