$(document).ready(function() { 
	// Datepicker
	$('#datefrom').datepicker();
	$('#dateto').datepicker();
	
	$("#myTable")
	.tablesorter({ 
        // pass the headers argument and assing a object 
        headers: { 
            // assign the secound column (we start counting zero) 
            6: { 
                // disable it by setting the property sorter to false 
                sorter: false 
            },
            7: { 
                // disable it by setting the property sorter to false 
                sorter: false 
            }
        } 
    });
});