<script>
	$('#stat').live('keypress',function(e){
		if(e.which == 13){
			$.ajax({
				type: 'POST',
				url: 'status.php',
				data: { name: "myname" },
				onSubmit: function(){ alert("ok!"); },
				success: function(data){ alert(data); }
       		        });
			return false;
		}
	});
</script>

<input type="text" name="text" id="stat" />

 $('#stat').live('click',function(e){
  if(e.which == 13){
           e.preventDefault();

           $.axaj({
            url: "status.php",
                type: "POST",
                data: {name: "myname"},
                /*onSubmit: function(){alert("ok!");},*/
                success: function(data){ alert(data); }
           });
           
       }
 });