Synopsis: 

       string=glb_get(index)

Arguments:

       index - This is the index into the static global array (from 0 to 1023)

Description:   This function returns the value from the static global array.     If the element of the array has not previously been set by a call to glb_set(), or if an invalid index is given then the function will return an empty string.       The index to the global array runs from 0 to 1023 (giving a maximum of 1024 elements).        The maximum length of each string in the global array is 255 characters.

Returns:    Returns the value of the global array element specified by the index.