function get_key(e)
{
    if(event.keyCode == 116)
    {
        top.main.document.location.reload();
        event.keyCode = 0;
        event.returnValue = false;
        return false;
    }
}
document.onkeydown = get_key;

function checkEvent()
{
    return false;
}

document.documentElement.onselectstart = checkEvent;
document.documentElement.ondragstart = checkEvent;
document.documentElement.onfilterchange = checkEvent;
document.documentElement.oncontextmenu = checkEvent;

if(top.location.href != "http://www.daewoodept.co.kr/")
    top.location.href = "http://www.daewoodept.co.kr/";