;(function() {
var messagingIframe,
bridge = 'campaign',
CUSTOM_PROTOCOL_SCHEME = 'jscall';


if (window[bridge]) { return }

// 创建隐藏的iframe
function _createQueueReadyIframe(doc) {
    messagingIframe = doc.createElement('iframe');
    messagingIframe.style.display = 'none';
    doc.documentElement.appendChild(messagingIframe);
}

window[bridge] = {};

window[bridge]['closeWin'] = function closeWin(){
document.location=CUSTOM_PROTOCOL_SCHEME + ':' + arguments.callee.name;
};


//创建iframe，必须在创建app之后，否则会出现死循环
_createQueueReadyIframe(document);
//通知js开始初始化
//alert('onInjectJsOver='+typeof(onInjectJsOver));
if(typeof(onInjectJsOver)=='function')
    onInjectJsOver();
})();