rem: if(!backButton) backButton = document.getElementById("canGoBack"); if(!forwardButton) forwardButton = document.getElementById("canGoForward");  backButton.setAttribute("disabled", !appCore.canGoBack); forwardButton.setAttribute("disabled", !appCore.canGoForward); 
add: var backBroadcaster = document.getElementById("canGoBack"); var forwardBroadcaster = document.getElementById("canGoForward"); var webNavigation = getWebNavigation();  backBroadcaster.setAttribute("disabled", !webNavigation.canGoBack); forwardBroadcaster.setAttribute("disabled", !webNavigation.canGoForward); 
context: function UpdateBackForwardButtons(){	if(!backButton)		backButton = document.getElementById("canGoBack");	if(!forwardButton)								  		forwardButton = document.getElementById("canGoForward");			backButton.setAttribute("disabled", !appCore.canGoBack);		forwardButton.setAttribute("disabled", !appCore.canGoForward);}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/d9c8cae48df382ee716adf2c4fe0471ee7e7a96b/navigator.js/buggy/suite/browser/navigator.js