function smsMail() 
{
  try
  {
    var label = GmailApp.getUserLabelByName('smsMail');
    var threads = label.getThreads();
    var now = new Date().getTime();
    var cal=getCalendar();
    
    for(i in threads)
    {
      
      cal.createEvent(threads[i].getFirstMessageSubject()+": "+threads[i].getMessages()[0].getFrom(),new Date(now+60000),
        new Date(now+60000)).removeAllReminders().addSmsReminder(0);
   
    }
    label.removeFromThreads(threads);
  }
  catch(err)
  {
    Logger.log("Error Occured"+ err.toString());
  }
}



function getCalendar()

{
  try
  {
    var cal=CalendarApp.getOwnedCalendarsByName("smsMail")[0];
    
    if (!cal)
    {
      cal=CalendarApp.createCalendar("smsMail");
      return cal;
    }
    
    else
    {
      return cal;
    }
  }
  catch(e)
  {
    Logger.log("Error Occured"+ e.toString());
  }

}

function onOpen() 
{
  var ss = SpreadsheetApp.getActiveSpreadsheet();
  var menuEntries = [ {name: "Authorize", functionName: "authorize"},
    {name: "Stop SMS alerts", functionName: "stopsmsalerts"}
    ];
  ss.addMenu("Gmail SMS Alerts", menuEntries);
}

function authorize(){}

function stopsmsalerts()
{
var allTriggers = ScriptApp.getScriptTriggers();

  for(var i=0; i < allTriggers.length; i++) 
    ScriptApp.deleteTrigger(allTriggers[i]);
  
Browser.msgBox("Success", "You will not be getting SMS alerts anymore.",Browser.Buttons.OK);  
}