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指定编码：

/* global FB, jpfbembed */
(function( window ) {
	var facebookEmbed = function() {
		var fbroot, src;

if ( 'undefined' !== typeof FB && FB.XFBML ) {
			FB.XFBML.parse();
		} else {
			fbroot = document.createElement( 'div' );
			fbroot.id = 'fb-root';
			document.getElementsByTagName( 'body' )[0].appendChild( fbroot );

src = '//connect.facebook.net/' + jpfbembed.locale + '/sdk.js#xfbml=1';
			if ( jpfbembed.appid ) {
				src += '&appId=' + jpfbembed.appid;
			}
			src += '&version=v2.3';
			jQuery.getScript( src );
		}
	};

window.fbAsyncInit = function() {
		FB.init( {
			appId  : jpfbembed.appid,
			version: 'v2.3'
		} );

FB.XFBML.parse();
	};

if ( 'undefined' !== typeof infiniteScroll ) {
		jQuery( document.body ).on( 'post-load', facebookEmbed );
	}

// Re-render Facebook XFBML when partials are re-rendered in the Customizer.
	jQuery( function() {
		var hasSelectiveRefresh = (
			'undefined' !== typeof wp &&
			wp.customize &&
			wp.customize.selectiveRefresh &&
			wp.customize.widgetsPreview &&
			wp.customize.widgetsPreview.WidgetPartial
		);
		if ( ! hasSelectiveRefresh ) {
			return;
		}

// Render Facebook widget in rendered partial.
		wp.customize.selectiveRefresh.bind( 'partial-content-rendered', function( placement ) {
			if ( placement.container ) {
				FB.XFBML.parse( placement.container[0] );
			}
		} );
	} );

facebookEmbed();
})( this );

文件修改时间以二进制形式保存文件(建议使用)