rem: if( this.contentArea.SetFields ) 
add: if( 'SetFields' in this.contentArea ) 
context:     setPageData:      function ( aPageTag )        {          var pageData = this.dataManager.getPageData( aPageTag );          if( this.contentArea.SetFields )            {              this.contentArea.SetFields( pageData );              return;            }                    for( var elementID in pageData )            {              var element = this.contentArea.document.getElementById( elementID );              if( element )                 {                  var elementType = element.localName;                  var set_Func = this.handlers[elementType] != undefined ?                                  this.handlers[elementType].set :                                  this.handlers.default_handler.set;                  set_Func( elementID, pageData[elementID] );                }            }        },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/7d4ac1b07cd68f17f9d4cc23fab5b83496fc2271/nsWidgetStateManager.js/buggy/xpfe/global/resources/content/nsWidgetStateManager.js