function showimg(url, width, height, title)
{
var window_offsetX = 0, window_offsetY = 0;
if (window.screen.availWidth > width)
window_offsetX = (window.screen.availWidth - width)/2;
if (window.screen.availHeight > height)
window_offsetY = (window.screen.availHeight - height)/2;
var picwindow = window.open("", "", "width="+width+",height="+height+",left="+window_offsetX+",top="+window_offsetY+",scrollbars=yes,resizable=no,dependent=yes");
picwindow.document.write(""+title+"");
picwindow.document.write("![](\"")
");
picwindow.document.close();
}
function make_thumbnail(id, url)
{
document.write("");
}
function show_thumbnail(id)
{
document.getElementById(id).style.visibility = 'visible';
}
function hide_thumbnail(id)
{
document.getElementById(id).style.visibility = 'hidden';
}