解決jQuery Editable 回上一頁時，選單資料錯亂!

jed(jquery-jec Editable combobox for jQuery )的預設參數如下表，當 使用預設值時，如果使用者用瀏覽器的「上一頁」返回時，則原來選單中的資料都會被移一筆，而造成資料錯誤，只要在設定
$(function () {
$('#cbonam_pros').jec({'position':999});
});

強迫position預設值為999，就會將手動輸入設定在最後一筆，就不會影響原來選單的選項結果了!

Type	Name	Description	Default value	Added in
int	position	index of editable option to be inserted in select	0	1.2
bool	ignoreOptGroups	ignores option groups when placing editable option if set to true	false	1.3
int	maxLength	max input length	255	1.3
string array	classes	additional classes to be added	[]	1.2
object	styles	additional CSS properties to be set	{}	1.2
string array	optionClasses	additional classes to be added to editable option element	[]	1.2
object	optionStyles	additional CSS properties to be set for editable option element	{}	1.2
bool	triggerChangeEvent	triggers change event on select everytime user types if set to true	false	1.3
bool	focusOnNewOption	moves focus to newly created option element if set to true	false	1.2
bool	useExistingOptions	uses selected <option> text as a base for editable option if set to true, otherwise editable option base is empty string	false	1.2
array	ignoredKeys	ignored key codes, values in array can be either a {min: MIN_VALUE, max: MAX_VALUE} , {exact: VALUE} value or integers	[]	1.2
array	acceptedKeys	accepted key codes, values in array can be either a {min: MIN_VALUE, max: MAX_VALUE} , {exact: VALUE} value or integers	[{min:32, max:126}, {min:191, max:382}]	1.2