function CheckFrames(loadpage) {
	if(parent.frames.length == 3 && parent==top) {		// in Basisframe eingebettet -> OK!
		return;
	} else {
		parent.document.writeln("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0 Transitional//EN\">");
		parent.document.writeln("<HTML>");
		parent.document.writeln("<HEAD>");
		parent.document.writeln("<META NAME=\"keywords\" CONTENT=\"Dynabyte, Hardware, Software, IT, Netzwerk, Computer, Systemhaus, PC, Programmierung\">");
		parent.document.writeln("<META NAME=\"description\" CONTENT=\"Dynabyte Hard- und Software\">");
		parent.document.writeln("<BASE TARGET=\"_top\">");
		parent.document.writeln("<TITLE>Dynabyte Hard- und Software</TITLE>");
		parent.document.writeln("</HEAD>");
		parent.document.writeln("<FRAMESET ROWS='100,*, 70' COLS='100%' BORDER='0' FRAMEBORDER='0'>");
		parent.document.writeln("<FRAME SRC='http://www.dyna-byte.de/navigation.htm' NAME='head' ID='head' FRAMEBORDER='No' SCROLLING='No' BORDER='no' MARGINWIDTH='0' BORDERCOLOR='#ffffff' MARGINHEIGHT='0' NORESIZE>");
		parent.document.writeln("<FRAME SRC='" + loadpage + "' NAME='main' ID='main' FRAMEBORDER='No' SCROLLING='Auto' BORDER='no' MARGINWIDTH='0' BORDERCOLOR='#ffffff' MARGINHEIGHT='0' NORESIZE>");
		parent.document.writeln("<FRAME SRC='foot.htm' NAME='foot' ID='foot' FRAMEBORDER='No' SCROLLING='No' BORDER='no' MARGINWIDTH='0' BORDERCOLOR='#ffffff' MARGINHEIGHT='0' NORESIZE>");
		parent.document.writeln("</FRAMESET>");
		parent.document.writeln("<NOFRAME>");
		parent.document.writeln("<BODY>Sorry. These Webpages require a frame-capable browser and JavaScript (at least version 1.2).</BODY>");
		parent.document.writeln("</NOFRAME>");
		parent.document.writeln("</HTML>");
		parent.document.close();
	}
}

