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function recount(){
var _i = 1;
$('.sp_count').each(function(i){
$(this).html(_i++);
});
}
function reorder(){
var _i = 1;
$('.vote_order').each(function(i){
$(this).val(_i++);
});
}
$(document).ready(function(){
recount();
reorder();
$("#answers").tableDnD({
onDragClass: "sp_drag_class",
onDrop: function(table, row){
recount();
reorder();
}
});
$('#add_answer').click(function(){
count++;
$('#answers').append(
'<tr id="sp_row_' + count + '">' +
'<td class="sp_count"></td>' +
'<td><input type="text" class="answer" name="sp_answer_' + count + '"></td>' +
'<td><input size="5" type="text" name="sp_totalvotes_' + count + '" value="0"></td>' +
'</tr>'
);
recount();
});
$('#remove_answer').click(function(){
if( count <= 2 ){
alert('Меньше двух ответов быть не может.');
return false;
}
if ($('#sp_row_' + count).find('.answer').val() == '') {
$('#sp_row_' + count).remove();
count--;
recount();
}
});
});