====== GetSystemMetrics ======

<code autorun>
GetSystemMetrics(<index>)
GetSystemMetrics <VAR> <index>
</code>

Returns the value of the system metric by specified index.

**Parameters**
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|index|Numeric index of metric. Their values are available [[http://msdn.microsoft.com/en-us/library/windows/desktop/ms724385.aspx|here]]. In case of passing unsupported value, will show an error message.|