the image is probably being cached by the browser try
\define img(x)
[img[http://ichart.finance.yahoo.com/t?s=^DJI#?$x$]]
\end
<$set name=dummy value={{$:/temp/update}}>
<$macrocall $name=img x=<<now>>/>
<$button>Refresh Tiddler
<$action-setfield $tiddler='$:/temp/update' text=<<now>
>/>
</$set>
On Tuesday, October 25, 2016 at 6:59:49 PM UTC+1, FFT wrote:
>
> I added the </$button> tag, however the tiddler did not rerender the image
> upon clicking the refresh button; I tried clicking it after 30 minutes and
> it still didn't work.
>
> On Monday, October 24, 2016 at 2:45:26 PM UTC-7, Mark S. wrote:
>>
>> There needs to be a closing *</$button>* tag just before *</$set>* in
>> Tobias' version.
>>
>> However, I can't tell if it works -- all the stock markets are closed!
>> The Hong Kong Market won't open for another 4 hours. The London for another
>> 11. 16 for the Dow.
>>
>> Good luck!
>> Mark
>>
>> On Monday, October 24, 2016 at 2:22:49 PM UTC-7, FFT wrote:
>>>
>>> Thanks for suggesting this, however I am not able to get this to refresh
>>> after clicking the button. Is there something else I can try?
>>>
>>> On Monday, October 24, 2016 at 12:38:26 PM UTC-7, Tobias Beer wrote:
>>>>
>>>> Hi Jet,
>>>>
>>>>
>>>>> Try putting a set widget around the parts that you want refreshed.
>>>>>
>>>>
>>>> I believe you may actually need to change the text:
>>>>
>>>> <$set name=dummy value={{$:/temp/update}}>
>>>> [img[http://ichart.finance.yahoo.com/t?s=^DJI]]
>>>> <$button>Refresh Tiddler
>>>> <$action-setfield $tiddler='$:/temp/update' text=<<now>>/>
>>>> </$set>
>>>>
>>>> Best wishes,
>>>>
>>>> Tobias.
>>>>
>>>
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