function openPopUp(url, width, height, scrollbar, toolbar, menubar, statusbar, resize) {
	if(document.all) {
		Left = (screen.availWidth - width) / 2;
		Top = (screen.availHeight - height) / 2;
	} else {
		Left = (self.outerWidth - width) / 2;
		Top = (self.outerHeight - height) / 2;
	}
	child = window.open(url, self.name + 'Plum', "toolbar=" + toolbar + ",location=0,directories=0,menubar=" + menubar + ",scrollbars=" + scrollbar + ",status=" + statusbar + ",resizable=" + resize + ",width=" + width + ",height=" + height + ",top=" + Top + ",left=" + Left);
}