$(document).ready(function () {
    $('#prevpm').click(function () {
        curts = $('#curts').html();
        $('#pastpm').html('Loading... please wait');
        $('#pastpm').load('?page=divpm', {'nextprev' : 'prev', 'curts': curts});
    });
    $('#nextpm').click(function () {
        curts = $('#curts').html();
        $('#pastpm').html('Loading... please wait');
        $('#pastpm').load('?page=divpm', {'nextprev' : 'next', 'curts': curts});
    });
});