chetor mishe range insert horizontal ruler ra dar TinyMCE avaz kard
ba tashakor
harchand kamel motevajehe soale shoma nashodam ama path baraye TinyMCE va file css marbut be theme un in hast:
...assets\plugins\tinymce2111\jscripts\tiny_mce\themes\simple\css
hamechiz ro dar css mishe define kard.
