In cake php there are two type of file which is mostly used in cake php THTML and CTP Files. So in dreamweaver There are ultimately 3 files that you need to edit. Path of file is C:\Program Files\Adobe\Adobe Dreamweaver CS3\configuration Open this folder and Open up “Extensions.txt” and on the first line at the very end add THTML and CTP separated by commas, in this file there is line like this MASTER,THTML,CTP:All Documents Similarly add these two extensions to the “:PHP Files” line. PHP,PHP3,PHP4,PHP5,TPL,THTML,CTP:PHP Files Next open the “DocumentTypes” folder and edit the “MMDocumentTypes.xml” file, just open it up using notepad or wordpad. Search for the line which has an id “PHP_MySQL” and add the THTML/CTP file extensions to both the “winfileextension” and “macfileextension” so the line should read: 1. winfileextension="php,php3,php4,php5,thtml,ctp" 2. macfileextension="php,php3,php4,php5,thtml,ctp" The final file is another version of t...