function isPhone(ph) { 
 if (ph.indexOf("-") == 1 && ph.substring(5,6) == "-" && ph.lastIndexOf("-") == 9 && ph.length == 14 && !isNaN(ph.substring(0,1)) && !isNaN(ph.substring(2,5)) && !isNaN(ph.substring(6,9)) && !isNaN(ph.substring(10,14)) && ph.indexOf(".") == -1){
      return true;
 }
 else if (ph.indexOf("-") == 3 && ph.lastIndexOf("-") == 7 && ph.length == 12 && !isNaN(ph.substring(0,3)) && !isNaN(ph.substring(4,7)) && !isNaN(ph.substring(8,12)) && ph.indexOf(".") == -1){    
      return true;   
 }
  return false;
 }