// JScript File
    function Button1_onclick() {
        ret=ContentService.getPage(document.getElementById('Text1').value, OnComplete, OnTimeOut, OnError);
        return true;
    }
    function getPage(pgID) {
        ret=ContentService.getPage(pgID, OnComplete, OnTimeOut, OnError);
        return false;
    }
    function OnComplete(arg) {
    document.getElementById('contentFrame').innerHTML=arg;
    }
    
    function OnTimeOut(arg) {
    alert("TimeOut encountered with calling SayHello.");
    }
    
    function OnError(arg) {
    alert("Error encountered with calling SayHello.");
    }