resource calender in SharePoint 2010 - restrict to select one resource only

How can I make it where the user can only add one resource from the left list box.  by default the user can select multiple resources

see link for example:  add resource form
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Rainer JeschorCommented:
unfortunately I only have a link for this question:

This will explain how to add a nifty (dirty) Javascript to your newform.aspx

Currently this kind of client side "adjustments" is the only way (AFAIK).

I have currently no SP2010 environment at hand to play with it / ensure the functionality, so I hope the information from the link can help you.


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paul_techyAuthor Commented:
thanks I will use this
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