This section shows a sample of call buttons in the 
WFConnect.xml
 file.
...
<CallButtons>
   <Button>
      <title>AddCall</title>
      <action>ADD_CALL</action>
      <value></value>
      <enabled>true</enabled>
      <confirm>false</confirm>
      <description></description>
      <icon>Default</icon>
   </Button>
   <Button>
      <title>Home</title>
      <action>HOME</action>
      <value></value>
      <enabled>true</enabled>
      <confirm>false</confirm>
      <description></description>
      <icon>Default</icon>
   </Button>
   <Button>
      <title>Hold</title>
      <action>HOLD</action>
      <value></value>
      <enabled>false</enabled>
      <confirm>false</confirm>
      <description></description>
      <icon></icon>
   </Button>
   <Button>
      <title>Resume</title>
      <action>RESUME</action>
      <value></value>
      <enabled>false</enabled>
      <confirm>false</confirm>
      <description></description>
      <icon>Default</icon>
   </Button>
</CallButtons>
</WFConnect>