The reason it is probably doing that is because 'Yes' and 'No' are not recognised by the script. It needs to really be a 0 or 1 value (0=no, 1=yes). So, in your field properties, you can set the showing value as Yes or No, but the database values need to be a 1 or 0.
Hope that helps
Andy (mod)
andy@ultranerds.co.uk
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Hope that helps
Andy (mod)
andy@ultranerds.co.uk
Want to give me something back for my help? Please see my Amazon Wish List
GLinks ULTRA Package | GLinks ULTRA Package PRO
Links SQL Plugins | Website Design and SEO | UltraNerds | ULTRAGLobals Plugin | Pre-Made Template Sets | FREE GLinks Plugins!