function ShowFirst() {
     simple.style.visibility = "";
     phone1.style.visibility = "hidden";

     simple.style.display = "block";
     phone1.style.display = "none";

    }

    function ShowSecond() {
     simple.style.visibility = "hidden";
     phone1.style.visibility = "";

     simple.style.display = "none";
     phone1.style.display = "block";
    }


    function ShowPage(i) {
     if(i == 1) {
       ShowFirst();
     }
     if(i == 2) {
       ShowSecond();
     }
     return false;
    }