page.dtd

找了很久才找到到源代码

<!ELEMENT page (elements)>
<!ELEMENT elements (element+)>	
<!ELEMENT element (links, content)>	
   <!ATTLIST element name CDATA #REQUIRED>
   <!ATTLIST element language CDATA "all">
   <!ATTLIST element enabled (true|false) #IMPLIED>
<!ELEMENT links (link*)>	
<!ELEMENT link (target)>	
   <!ATTLIST link name CDATA #REQUIRED>
   <!ATTLIST link internal (true|false) #REQUIRED>
   <!ATTLIST link type (A|IMG) #REQUIRED>   
   <!ATTLIST link params CDATA #IMPLIED>   
<!ELEMENT target (#PCDATA)>
<!ELEMENT content (#PCDATA)>