Magento – cms tags
Display a magento block in CMS Page:
{{block id='block_id'}}
{{block type='module/package_classname' template='path/to/template.phtml'}}
Escapes all HTML tags in the value of the var attribute, except for those specified in the value of the allowed_tags attribute. (The latter expects a comma separated list of allowed HTML tags).
{{htmlescape var='' allowed_tags=''}}
Inserts HTML layout output. The handle attribute expects the name of a layout handle, e.g. default.
{{layout handle=''}}
Inserts the URL of the media directory.
{{media url=''}}
Inserts the URL of the current theme’s skin directory.
{{skin url=''}}
Inserts the store’s base URL, i.e., the URL of the store’s home page.
{{store url=''}}
Does the same as {{store url=”}} but without appending a slash to the resulting URL.
{{store direct_url=''}}
Source: Markup Tags – CMS Directives