function dropdown(mySel)
          {
          var myWin, myVal;
          myVal = mySel.options[mySel.selectedIndex].value;
          if(myVal)
          {
          if(mySel.form.target)myWin = parent[mySel.form.target];
          else myWin = window;
          if (! myWin) return true;
          myWin.location = myVal;
          }
          return false;
          }