function explain(x) {
 var url = "/explain.php?question=" + x;
 window.open(url, "wm_explainer", "location=0,menubar=0,resizable=0,scrollbars=1,width=350,height=250");
}


function more_information(x) {
 window.open(x, "more_info", "addressbar=1,directories=1,location=1,menubar=1,resizable=1,scrollbars=1,fullscreen=yes,status=1,toolbar=1");
}

function play_this_video(x) {
 var flash = document.getElementById("flashObject");
 var fin = flash.playlistLoad(x);
}