function firstUp(myStr) {
  if (myStr == "address1") {
            myStr = ""
            rez = ""
  } else {
         var fLet = myStr.charAt(0)
         var tmp = myStr.substring(1,myStr.length)
         var rez = fLet.toUpperCase() + tmp + ":"
  }
  document.write(rez)
}