Asi quedaria sin el TR que se me paso quitar antes del For
Código:
counter = 0
%>
<table border="1" align="center" cellpadding="0" cellspacing="0" ID="Table6">
<%
For a=0 to UBound(RS_Cols,2)
if counter=0 then response.write "<tr>"
counter = counter + 1
%>
<td width="170" height="103" align="center"><img src="<%=RS_Cols(a,0)%>" width="130" height="117"></td>
<td><%=RS_Cols(a,1)%></td>
<td><%=RS_Cols(a,2)%></td>
<%
if counter = 3 then
Response.Write "</tr>"
counter = 0
end if
next
%></table>