var welcomestring;
  var  mydate = new Date();
  var  myyear = mydate.getYear();
  if(myyear < 300) myyear = 1900 + myyear ;
  mymonth = mydate.getMonth()+1;
  today = mydate.getDate();  
  myhour = mydate.getHours();
  welcomestring=myyear + "-"+ mymonth + "-"+ today;