function summary() {
	if (status == 1 || status == 3) {
		alert('返回');
		return;
	}
	judgeSave();
	dispalyWaitDiv();
	executeSummary();
}
//可能这样比较好
function summary() {
	if(!check()) {
            alert('请检查条件')
            return;
         }
	judge();
	waiting();
	execute();
}
function check() {
    if (status == 1 || status == 3) {
       	return false;
    }
    return true;
}