function send_stat()
{
   var valid = true;
   var category = document.getElementById('category');
   var stat = document.getElementById('stat').value;
  
   if(category.selectedIndex.text==0)
   {
       valid = false;
   }
   if(stat.length>70 || stat.length<10)
   {
       valid = false;
   }
   if(valid===true)
   {
       advAJAX.submit(document.getElementById("form"),
       {
           onSuccess : function(obj)
           {
               alert(obj.responseText);
           },
           onError : function(obj) { alert("Error: " + obj.status); }
       });
    }
}

function valid()
{
   var valid = true;
   var category = document.getElementById('category');
   var stat = document.getElementById('stat');
   if(category.options[category.selectedIndex]==0)
   {
       return false;
   }
   if(stat.length>70)
   {
       return false;
   }
   return valid;
}