guestbook.col

contract Stack{function Stack(uint256 swag);function die();function push(string key);function peek()constant returns(string value);function isEmpty()constant returns(bool );function owner()constant returns(address );function size()constant returns(uint256 );function pop()returns(string );function stack(uint256 )constant returns(string );}

contract Guestbook {
  
  address public ownerAddr;
  address public stackAddr;

  function Guestbook(address _stack) {
    ownerAddr = msg.sender;
    stackAddr = _stack;
  }
  
  function signGuestBook(string message) {
     Stack s = Stack(stackAddr);
     s.push(message);
  }
  
  function removeRecentEntry() {
      if (msg.sender == ownerAddr) {
           Stack s = Stack(stackAddr);
           s.pop();
      }
  }
  
  function die() public {
      if (msg.sender == ownerAddr) {
          suicide(ownerAddr);
      }
  }
}
// Stack address 0x700de3d287A6857D1653A0A804b838e131AB41E7