function open_window(m_url, winName, width, height, center) {
	xposition = 0;
	yposition = 0;

	if ((parseInt(navigator.appVersion) >= 4 ) && (center)) {
	xposition = (screen.width - width) / 2;
	yposition = (screen.height - height) / 2;
	}
	features = "width=" + width + "," 
	+ "height=" + height + "," 
	+ "location=0," 
	+ "menubar=0,"
	+ "resizable=0,"
	+ "scrollbars=1,"
	+ "status=0," 
	+ "titlebar=0,"
	+ "toolbar=0,"
	+ "hotkeys=0,"
	+ "screenx=" + xposition + ","  //NN Only
	+ "screeny=" + yposition + ","  //NN Only
	+ "left=" + xposition + ","     //IE Only
	+ "top=" + yposition;           //IE Only

	window.open(m_url, winName, features);
	}

	function display_statusbar (text) {
	status = text;
	document.MM_returnValue = true;
}