rem: getWebNavigation().reload(nsIWebNavigation.LOAD_FLAGS_NONE); 
add: try { getWebNavigation().reload(nsIWebNavigation.LOAD_FLAGS_NONE); } catch(ex) { } 
context: function BrowserSetDefaultCharacterSet(aCharset){  getMarkupDocumentViewer().defaultCharacterSet = aCharset;  getWebNavigation().reload(nsIWebNavigation.LOAD_FLAGS_NONE);}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/c78295cd8240ace248a5196e5564551e02891ad8/navigator.js/clean/xpfe/browser/resources/content/navigator.js