oldWindow = null;

function OpenWindow(url)
{
	if (oldWindow) oldWindow.close();
	
	width = 640;
	height = 480;
	l = (screen.width - width) / 2;
	t = (screen.height - height) / 2;
	oldWindow = window.open(url, '_blank', 'width=' + width + ',height=' + height + ',left=' + l + ',top=' + t + ',location=0,menubar=0,toolbar=0,resizable=1,scrollbars=1,status=1');
}

function CloseWindow()
{
	window.close();
}

function ShowArticle(id)
{
    OpenWindow('Article.aspx?ID=' + id);
}

function ShowArticleWithRow(id, row)
{
    OpenWindow('Article.aspx?ID=' + id + '&RowID=' + row);
}