function OpenJSWin(JsName, JsWinW, JsWinH, JsWinS) {
    var NewJSWindow
    if (arguments[3]) {
        NewJSWindow = window.open(JsWinS, JsName, "width=" + JsWinW + ",height=" + JsWinH + ",status=no,toolbar=no,menubar=no,location=no,scrollbars=no")
    }
    else
    { NewJSWindow = window.open(JsWinS, JsName, "width=" + JsWinW + ",height=" + JsWinH + ",status=no,toolbar=no,menubar=no,location=no,scrollbars=no") }
    if (NewJSWindow) {
        var MidX = Math.round((window.screen.availWidth - JsWinW) / 2)
        var MidY = Math.round((window.screen.availHeight - JsWinH) / 2)
        NewJSWindow.moveTo(MidX, MidY);
        NewJSWindow.focus();
    }
}