functions override method

functions.php

////////////////////////////////////////////
// Child Theme functions override support //
////////////////////////////////////////////

// include functions-parent-override.php from the child theme if it exists. the child theme functions.php is loaded before the template functions.php so we need a place to load overrides afterwards (if necessary)
if ( file_exists( trailingslashit( STYLESHEETPATH ).'functions-parent-override.php' ) && TEMPLATEPATH != STYLESHEETPATH ) {
	include_once trailingslashit( STYLESHEETPATH ).'functions-parent-override.php';
}