footer.php

<?php if (WP_THEME_DEBUG) { ?>
<script>
var require = {
	baseUrl: '<?php echo get_template_directory_uri(); ?>/js/',
	paths: {
		'jquery': 'libs/jquery-1.7.2.min',
		'jquery.mousewheel': 'libs/jquery.mousewheel'
	},
	shim: {
		'jquery.mousewheel': ['jquery']
	}
};
</script>
<script src="<?php echo get_template_directory_uri(); ?>/js/libs/require.js" data-main="main"></script>
<?php } else { ?>
<script src="http://yandex.st/jquery/1.7.2/jquery.min.js"></script>
<script>!window.jQuery && document.write(unescape('%3Cscript src="<?php echo get_template_directory_uri(); ?>/js/libs/jquery-1.7.2.min.js"%3E%3C/script%3E'))</script>
<script src="<?php echo get_template_directory_uri(); ?>/build/scripts.min.js"></script>
<?php } ?>