function popupopen () {
	var args = popupopen.arguments;
	var name   = typeof(args[0]) == "undefined" ? "images/spacer.gif" : args[0];
	var width  = typeof(args[1]) == "undefined" ? 100 : args[1];
	var height = typeof(args[2]) == "undefined" ? 100 : args[2];
	var title  = typeof(args[3]) == "undefined" || args[3] == ''  ? "Details" : args[3];
	var wname  = typeof(args[4]) == "undefined" || args[4] == '' ? "win" : args[4];
	var leftpos= typeof(args[5]) == "undefined" ? false : args[5];
	var toppos = typeof(args[6]) == "undefined" ? false : args[6];
	var closes = typeof(args[7]) == "undefined" ? true : false;
	
	if (!leftpos || !toppos) {
		var leftpos = (screen.height - height)/2;
		var toppos  = (screen.width - width)/2;
	}
	
	win = window.open("","" + wname + "","width=" + width + ",height=" + height + ",left=" + toppos + ",top=" + leftpos);
	win.document.open();
	win.document.write('<html><head><title>' + title + '</title><meta http-equiv="imagetoolbar" content="no"></head>');
	if (closes) {
		win.document.write('<body leftmargin="0" topmargin="0" marginheight="0" marginwidth="0" onBlur="self.close();">'); 
	}else{
		win.document.write('<body leftmargin="0" topmargin="0" marginheight="0" marginwidth="0">'); 
	}
	win.document.write('<table cellpadding="0" cellspacing="0" border="0" width="100%" height="100%"><tr><td align="center">');
	win.document.write('<img src="' + name + '" width="' + width + '" height="' + height + '" alt="' + name + '">'); 
	win.document.write('</td></tr>');
	win.document.write('</table></body></html>');
	win.document.close();
	win.focus();
}
