activeMenu = 1;


function tbBuildSubMenu( active )
{
   basepath = "../../";

   a_menuitem = [
      "Lösungen", "loesungen.html",
      "Schwerpunkte", "schwerpunkte.html",
      "Referenzen", "referenzen.html"
   ];

   if( a_menuitem.length == 0 )
   {
      subEndTab();
      return;
   }

   subBeginTab();
   var index = 0;
   
   for( i=0; i<(a_menuitem.length/2); i++ )
   {
      tbWriteToDoc( '<tr><td>' );
      index = i*2;

      tbWriteToDoc( '<table width="100%" border="0" cellspacing="0" cellpadding="0"><tr>' );
      if ( i < active )
      {
         tbWriteToDoc( '<td><img src="' + basepath + 'global_graphics/lbarm_oselected.gif" width="27" height="20"></td>' );
         tbWriteToDoc( '<td bgcolor="#FFE954"><img src="' + basepath + 'global_graphics/lbarm_unselected.gif" width="19" height="20" name="subbtn'+ i +'"><img src="' + basepath + 'global_graphics/blank.gif" width="4" height="20"></td>');
         tbWriteToDoc( '<td bgcolor="#FFE954" width="500"><a href="' + a_menuitem[index+1] + '" CLASS="submenu" ID="submenu" onMouseOver="tbSwitchOn(\'subbtn' + i + '\', \'subbtn_on.src\')" onMouseOut="tbSwitchOff(\'subbtn' + i + '\', \'subbtn_off.src\')">' + a_menuitem[index] + '</a></td>' );
      }
      else if ( i == active )
      {
         tbWriteToDoc( '<td><img src="' + basepath + 'global_graphics/lbarm_selected.gif" width="46" height="20"></td>' );
         tbWriteToDoc( '<td bgcolor="#FFE954"><img src="' + basepath + 'global_graphics/blank.gif" width="4" height="20"></td>');
         tbWriteToDoc( '<td bgcolor="#FFE954" width="500"><a href="' + a_menuitem[index+1] + '" CLASS="submenusel" ID="submenusel">' + a_menuitem[index] + '</a></td>' );
      }
      else // i>active
      {
         tbWriteToDoc( '<td><img src="' + basepath + 'global_graphics/lbar_uselected.gif" width="27" height="20"></td>' );
         tbWriteToDoc( '<td bgcolor="#FFE954"><img src="' + basepath + 'global_graphics/lbarm_unselected.gif" width="19" height="20" name="subbtn'+ i +'"><img src="' + basepath + 'global_graphics/blank.gif" width="4" height="20"></td>');
         tbWriteToDoc( '<td bgcolor="#FFE954" width="500"><a href="' + a_menuitem[index+1] + '" CLASS="submenu" ID="submenu" onMouseOver="tbSwitchOn(\'subbtn' + i + '\', \'subbtn_on.src\')" onMouseOut="tbSwitchOff(\'subbtn' + i + '\', \'subbtn_off.src\')">' + a_menuitem[index] + '</a></td>' );
      }
      tbWriteToDoc( '</tr></table>' );

      tbWriteToDoc( '</td></tr>' );
   }

   subEndTab();
}