if (typeof nav2 != "undefined") {

document.write('<table border="0" cellpadding="0" cellspacing="0" width="100%">');
document.write('<tr>'); 
document.write('<td class="bgNav2">'); 
document.write('<table border="0" cellpadding="0" cellspacing="0" class="twA">');
document.write('<tr>');

if (nav2 == 1) {
document.write('<td class="nav2" nowrap="nowrap"><a href="MF_Categories.asp" class="nav2b">Categories</td>');
  }
	else {
document.write('<td class="nav2" nowrap="nowrap"><a href="MF_Categories.asp" class="nav2a">Categories</td>');
}

if (nav2 == 5) {
document.write('<td class="nav2" nowrap="nowrap"><a href="MF_Articles.asp" class="nav2b">Articles</td>');
  }
	else {
document.write('<td class="nav2" nowrap="nowrap"><a href="MF_Articles.asp" class="nav2a">Articles</td>');
}

if (nav2 == 6) {
document.write('<td class="nav2" nowrap="nowrap"><a href="MF_Tutorials.asp" class="nav2b">Tutorials</td>');
  }
	else {
document.write('<td class="nav2" nowrap="nowrap"><a href="MF_Tutorials.asp" class="nav2a">Tutorials</td>');
}


document.write('<td width="100%">&nbsp;</td>');
document.write('</tr>');
document.write('</table>');

document.write('</td>');
document.write('</tr>');
document.write('</table>');
}

else { 
  alert('Please, define nav2_propgen in this HTML file.')
}