global proc selectIsos (string $object)
{

 string $state = "even";//"even" or "odd"

 string $child[] = `listRelatives -c -typ "shape" $object`;
 int $spansU    =  `getAttr ( $child[0]+".spansU")` ;
 int $spansV    =  `getAttr ( $child[0]+".spansV")` ;
 float $fspansU =  `getAttr ( $child[0]+".spansU")` ;
 float $fspansV =  `getAttr ( $child[0]+".spansV")` ;

 float $precisionU ;
 float $precisionV;
 float $b=0;
 int   $a=0;

 $precisionU = (1/$fspansU);
 $precisionV = (1/$fspansV);
 
 select -cl;

 if ($state=="even")
  {
   //U
   for ($a=0;$a<=$spansU;$a++)
   {
    $b =  $a * $precisionU;
    select -add ($child[0]+".u["+$b+"]") ;
   }
   //V
   for ($a=0;$a<=$spansV;$a++)
   {
    $b =  $a * $precisionV;
    select -add ($child[0]+".v["+$b+"]") ;
   }
 }

 if ($state=="odd")
  {
  //Uodd
   for ($a=0;$a<=$spansU;$a++)
   {
    $b =  ($a * $precisionU)+($precisionU/2) ;
    if ($b<1)select -add ($child[0]+".u["+$b+"]") ;
   }
   //Vodd
   for ($a=0;$a<=$spansV;$a++)
   {
    $b =  ($a * $precisionV)+($precisionV/2) ;
    if ($b<1)select -add ($child[0]+".v["+$b+"]") ;
   }
 }

}