[pmwiki-users] thumbnail problem

[Oz]

Hi,

I installed wikigallery and did what is told me in installation notes. When i 
click a thumbnail i get the following meaningless(for me)notes:

ÿØÿàJFIF



ÿş>CREATOR: gd-jpeg v1.0 (using IJG JPEG v62), default quality 
ÿÛC   




 $.' ",#

(7),01444'9=82<.342ÿÛC
  2!
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22222222222222222222222222222222222222222222222222ÿÀ<-

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1AQa"q2‘¡#B±ÁRÑğ$3br‚ %&'()
*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyzƒ„…†‡ˆ‰Š’“”•–—˜™š¢
£¤¥¦§¨©ª²³´µ¶·¸¹ºÂÃÄÅÆÇÈÉÊÒÓÔÕÖ×ØÙÚáâãäåæçèéêñòóôõö÷øùúÿÄ










 
ÿĵ

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!1AQaq"2B‘¡±Á #3RğbrÑ $4á%ñ&'()
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do you have an idea about that?