var state = this._state[stateId];
if(!state.isSending){
state.isSending = true;
state.requestData = encodedData ||"";
//Get a handle to the server iframe.
state.serverWindow = frames[state.stateId];
if(!state.serverWindow){
state.serverWindow = document.getElementById(state.stateId).contentWindow;
}//Make sure we have contentWindow, but only do this for non-postMessage//browsers (right now just opera is postMessage).if(typeof document.postMessage == "undefined"){if(state.serverWindow.contentWindow){
state.serverWindow = state.serverWindow.contentWindow;
}}this.sendRequestStart(stateId);
}