In the Thai Embassy of Kuala Lumpur there are TWO different check lists for every visa applications. FIRST thing you have to do is check if the country of origin of your passport is on the list of restricted countries, if yes then you open the list with visa's for passport holders of restricted countries or else you open the list with visa's for other passport holders. Just to show the difference:
Restricted countries for tourist visa:
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%20Tourist%20TR%20(listed)(1).pdf
Non restricted countries for Tourist visa:
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%20Toursit%20TR(1).pdf
On this page you make your choice under visa requirements:
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-Applying-for-Visa-to-Thailand-at-the-Royal-Thai-Em.html