Rails - Jul 2009 - VALIDATION HELP

hi all,
i have a array of text_field_tags in my Edit form like below
<% @name_list.each do |k|%>
   Name   <%= text_field_tag
"names[#{k.id}]","#{k.name}"%>
<%end%>
I want to do modal validation for this form.
Any ideas or suggestions to try validation for array of fields


Thanks in advance
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