1 feldname = '';

     2 function setfocus( f )

     3   { if ( f ) feldname = f;

     4     if ( feldname )

     5       { for ( i = 0; i < document.forms.length; i++ )

     6           { f = document.forms[i];

     7             for ( j = 0; j < f.elements.length; j++ )

     8               if ( f.elements[j].name == feldname )

     9                 { o = f.elements[j];

    10                   if ( o.type.indexOf("select") < 0 && o.length )

    11                     { o[0].focus(); return; }  

    12                   else if ( o.type != "hidden" )

    13                     { o.focus(); return; }

    14                   else if ( j+1 < f.elements.length )

    15                     feldname = f.elements[j+1].name;

    16                   else

    17                     return;  

    18                 }

    19           }  

    20       }

    21   }

    22