function opencharpopup() {
    var popurl = "index.php?do=showchar"
    winpops = window.open(popurl, "", "width=210,height=500,scrollbars")
}
function openmappopup() {
    var popurl = "index.php?do=showmap"
    winpops = window.open(popurl, "", "width=520,height=520,scrollbars")
}