function openDocument(htmlDoc, winName, nHeight, nWidth)
{
	var features, win;
	nHeight -= 4;
	nWidth -= 1;
	features = "toolbar=no,directories=no,menubar=no,scrollbars=no,resizable=no,height=" + nHeight + ",width=" + nWidth;
	
	win = window.open(htmlDoc, winName, features);
	if(win.open) 
	{
		win.close();
		win = window.open(htmlDoc, winName, features);
	}
}