Error Upgrade Jquery.min into Jquery.1.9

Error Upgrade Jquery.min into Jquery.1.9

I try this code in jqueri.min1.2.js Work but in Jquery.1.9.js not Work
//SubmitComment
$('a.comment').livequery("click", function(e){
var getpID = $(this).parent().attr('id').replace('commentBox-','');
var comment_text = $("#commentMark-"+getpID).val();
if(comment_text != "Write a comment...")
{
$.post("add_comment.php?comment_text="+comment_text+"&post_id="+getpID,
{
}, function(data){
$('#CommentPosted'+getpID).append($(data).fadeIn('slow'));
$("#commentMark-"+getpID).val("Write a comment...");
});
}
});
Ouput on console "Uncaught Error: Syntax error, unrecognized expression:"
Help me please...