if tab selected and another tab selected, produce results
if(output == 'found') {
sendResponse({findresult: "yes"});
chrome.extension.onRequest.addListener(function(request, sender, sendResponse) {
//chrome.tabs.update(sender.tab.id, {selected: true});
//chrome.tabs.update(sender.tab.id, {active: true});
alert(sender.tab.id);
});
}