jive.model.DocumentCacheListener = function(){
    this.loadingDocumentsFailed = function(){ }
    this.doneLoadingDocuments = function(){ }
    this.beginLoadingDocuments = function(){ }
    this.loadDocument = function(){ }
    this.documentChanged = function(){ }
    this.savingDocument = function(){ }
    this.doneSavingDocument = function(){ }
    this.savingDocumentFailed = function(){ }
    this.newDocumentFromWikiFailed = function(){ }
}