js弹出窗口

    function openModalDialog(url, height, width) {
            var t_height = 400;
            var t_width = 600;
            if (!isNaN(height)) {
                t_height = height;
            }
            if (!isNaN(width)) {
                t_width = width;
            }
            showModalDialog(url, 'newwindow',
                   'dialogWidth:' + t_width + 'px;dialogHeight:' + t_height + 'px;center:yes;help:yes;resizable:no;status:no')
        }

        function openModelessDialog(url, height, width) {
            var t_height = 400;
            var t_width = 600;
            if (!isNaN(height)) {
                t_height = height;
            }
            if (!isNaN(width)) {
                t_width = width;
            }
            showModelessDialog(url, 'newwindow',
               'dialogWidth:' + t_width + 'px;dialogHeight:' + t_height + 'px;center:yes;help:yes;resizable:no;status:no')
        }

        function openWindow(url, height, width) {
            var t_height = 400;
            var t_width = 600;
            if (!isNaN(height)) {
                t_height = height;
            }
            if (!isNaN(width)) {
                t_width = width;
            }
            var left = (window.screen.width - t_width) / 2;
            var top = (window.screen.height - t_height) / 2;
            window.open(url, 'newwindow',
              'resizable=no,height=' + t_height + ',width=' + t_width + ',top=' + top + ',left=' + left + ',titlebar=no ,toolbar=no,menubar=no,scrollbars=no, resizable=no,location=no, status=no');
        }

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