Fix fbUpdateRequest undefined parameter logic.
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@ -1414,10 +1414,10 @@ clientEncodings = function() {
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fbUpdateRequest = function(incremental, x, y, xw, yw) {
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//Util.Debug(">> fbUpdateRequest");
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if (typeof(x) !== "undefined") { x = 0; }
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if (typeof(y) !== "undefined") { y = 0; }
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if (typeof(xw) !== "undefined") { xw = fb_width; }
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if (typeof(yw) !== "undefined") { yw = fb_height; }
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if (typeof(x) === "undefined") { x = 0; }
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if (typeof(y) === "undefined") { y = 0; }
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if (typeof(xw) === "undefined") { xw = fb_width; }
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if (typeof(yw) === "undefined") { yw = fb_height; }
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var arr;
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arr = [3]; // msg-type
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arr.push8(incremental);
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