if(parent.frames.length == 0){
document.write('<frameset cols=*,800,* FRAMEBORDER="0" border="0" framespacing="0" MARGINWIDTH="0" MARGINHEIGHT="0">'
+'<frameset rows=184,* FRAMEBORDER="0" border="0" framespacing="0" MARGINWIDTH="0" MARGINHEIGHT="0">'
+'<frame src="http://www.sonor.nl/linksboven2.php" scrolling="no" name="linksboven" marginwidth=0 marginheight=0 noborder noresize />'
+'<frame src="http://www.sonor.nl/linksonder2.php" scrolling="no" name="linksonder" marginwidth=0 marginheight=0 noborder noresize />'
+'</frameset>'
+'<frameset rows=149,35,* FRAMEBORDER="0" border="0" framespacing="0" MARGINWIDTH="0" MARGINHEIGHT="0" />'
+'<frame src="http://www.sonor.nl/header2.php" scrolling="no" name="header" marginwidth=0 marginheight=0 noborder noresize />'
+'<frame src="http://www.sonor.nl/menu2.php" scrolling="no" name="menu" marginwidth=0 marginheight=0 noborder noresize />'
+'<frame src="' + window.location +'?" name="main" scrolling="auto" marginwidth=15 marginheight=20 noborder noresize />'
+'</frameset>'
+'<frameset rows=184,* FRAMEBORDER="0" border="0" framespacing="0" MARGINWIDTH="0" MARGINHEIGHT="0" />'
+'<frame src="http://www.sonor.nl/rechtsboven2.php" scrolling="no" name="rechtsboven" marginwidth=0 marginheight=0 noborder noresize />'
+'<frame src="http://www.sonor.nl/rechtsonder2.php" scrolling="no" name="rechtsonder" marginwidth=0 marginheight=0 noborder noresize />'
+'</frameset>'
+'</frameset>');
}