rem: try { getWebNavigation().goForward(); 
add: var where = whereToOpenLink(aEvent, false, aIgnoreAlt);  if (where == "current") { try { getWebNavigation().goForward(); } catch(ex) { } 
context: function BrowserForward(){  try {    getWebNavigation().goForward();  }  catch(ex) {  }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/a7da35e3fe387386e620c65c8f8cb34673b389f2/browser.js/clean/browser/base/content/browser.js