1 <html> 2 <head> 3 <script> 4 // Called when the user clicks on the browser action. 5 chrome.browserAction.onClicked.addListener(function(tab) { 6 var action_url = "javascript:window.print();"; 7 chrome.tabs.update(tab.id, {url: action_url}); 8 }); 9 </script> 10 </head> 11 </html> 12 13