function是Letterlost（）

本奇(mengqi@tj)

function sLetterlost()
    DeleteTriggerGroup("lostletter")
    create_trigger_t('lostletter1',"^(> )*请打开网页(\\N*)查看收信人。$",'','goMark')
    create_trigger_t('lostletter2',"^(> )*你乘人不注意，偷偷把失落的信笺扔进了路边的草丛。$",'','sendOk')
    create_trigger_t('lostletter3',"^(> )*信封上的字迹模糊不清，不知何人遗落到此处。$",'','sendOk')
    create_trigger_t('lostletter4',"^(> )*你将失落的信笺交给",'','sendOk')
    create_trigger_t('lostletter5',"^(> )*你在信卦上写上收信人的名字。$",'','lookXin')
    create_trigger_t('lostletter6',"^(> )*你再看清楚一点。$",'','letterLostBegin')
    create_trigger_t('lostletter7',"^(> )*信封上写着：(\\D*)\\((\\D*)\\)",'','lostName')
    create_trigger_t('lostletter8','^(> )*你要看什么？','','sendOk')
    SetTriggerOption("lostletter1","group","lostletter")
    SetTriggerOption("lostletter2","group","lostletter")
    SetTriggerOption("lostletter3","group","lostletter")
    SetTriggerOption("lostletter4","group","lostletter")
    SetTriggerOption("lostletter5","group","lostletter")
    SetTriggerOption("lostletter6","group","lostletter")
    SetTriggerOption("lostletter7","group","lostletter")
    SetTriggerOption("lostletter8","group","lostletter")
        llgo()
    EnableTriggerGroup("lostletter",true)
end
function goMark(n,l,w)
        flag.goMark=true
        llagain_finish()
    print('开始填写失落信件人物ID')
    local m_cmd=w[2]
        print(m_cmd)
        --dolostlater=0
    OpenBrowser (m_cmd)
    return Markletter()

本奇(mengqi@tj)

晕，系统卡了，标题和问题都没写，就发出来了。
主要是想请教一下各位大神，那个m_cmd是空值，是怎么回事？
create_trigger_t('lostletter1',"^(> )*请打开网页(\\N*)查看收信人。$",'','goMark')这个触发了，网址也打印出来了，但是m_cmd没有收到这个网址，请问这个网址怎么传给参数w以及m_cmd，谢谢