code: function (sContext) {
  			var oContext;
  
  			if (this.getContext) {
  				oContext = this.getContext();
  			} else {
  				oContext = mContexts;
  			}
  
  			var oOptions = oContext[sContext];
  
  			if (!oOptions) {
  				Log.error("The context " + sContext + " is not known", this);
  
  				return null;
  			}
  
  			return oOptions;
  		}
docs: Get context options of the Page.
  
  Possible contexts are header, footer, subheader.
  @param {string} sContext allowed values are header, footer, subheader.
  @returns {object|null}
  @private