Multiple times i want to send messages from my tabs.sendMessage code but i am not getting response from the listner if i am using it multiple times....

[Manish Baldota]

chrome.runtime.onMessage.addListener(function(request, sender, sendResponse)

{

var sendResponse = sendResponse;

var client = new forcetk.Client();

client.setSessionToken(getValueFromCookie("sid"));

if (request.name == "forcequery")

{

var client = new forcetk.Client();

client.setSessionToken(getValueFromCookie("sid"));

client.describeGlobal(function(response)

{

console.log('results: ', response);

sendResponse({Results: response});

}, function(response)

    {

      console.log('error: ', response);

      sendResponse({Results: {}, error: true, response: response});

    });

    return true;

}

else if(request.name == "createJob")

{

client.createJob({

operation : 'insert',

object : 'Contact',

contentType : 'CSV'

}, function(response){

console.log('results1: ', response);

sendResponse({Results1: response});

});

}

});

how can i work with it for getting response from both....!!