select all friends in FB page like request

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          //////////////This is a CODE by Hasib Al Muhaimin///////////////\\\
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#open your facebook fan page(you must be a admin of the page. Then click the "Build audiance" button. Now choose "Invite Friends" option. A pop-up window will grow up. Choose "Select all friends" from the drop down menu. Scroll down until your all frinds got loaded in the pop up window. now paste the code below in the address bar and push "Enter". And you are ok. If you are using latest Mozilla then first bookmark the code and then after getting your all friends loaded in the pop up box click the bookmark link. Now you are OK. Happy Coding.#
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javascript:
    var inp=document.getElementsByTagName("input");
    len=inp.length;
    for(var i=0;i<len;i++)
    {
        if(inp[i].getAttribute("type")=="checkbox")
        {
            inp[i].click();
        }
    }