function info_request(context, doc)
{
    winobj=window.open(context+"/info_request.jsp?doc="+doc,"info_request",
                       "width=450,height=590,scrollbars,resizable")
}

function pop_up(path, target)
{
    winobj=window.open(path, target, "width=610,height=600,scrollbars,resizable")
}

function pop_up_demo(path)
{
    winobj=window.open(path, "demo", "width=770,height=475")
}