function Help(W, H, url) {
    helpwin = window.open('', 'help',
        'width=' + W + ',height=' + H + ',toolbars=0,scrollbars=1,location=0,statusbars=0,menubar=1,resizable=1');
    helpwin.focus();        // Put help window on top.
    helpwin.location = url; // Load the URL.

}
function DisplayCloseButton() {
    if (window.opener != null) {
        document.write('<form method="POST"><center><input type="button" name="CloseButton" value="Close" onclick="self.close()"></center></form>')
    }
}