function strcasecmp (f_string1, f_string2){	// Binary safe case-insensitive string comparison
	// 
	// +	 original by: Martijn Wieringa

	var string1 = f_string1.toLowerCase();
	var string2 = f_string2.toLowerCase();

	if(string1 > string2) {
	  return 1;
	}
	else if(string1 == string2) {
	  return 0;
	}

	return -1;
}