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              <main role="main">

    <!--This image should be fixed-->
    <img src='foo'>
  
    <div style="height:100px;background:red;">
      The inline CSS on this div should be removed
    </div>
  
</main>
            
          
!
            
              div {
  background: blue;
  color: #fff;
  height: 100px;
 
}
            
          
!
            
              // Local object for method references
var App = {};

/** @function
 * @name App.custodian
 * @memberof App
 * @description Cleaning up the DOM so layout and design doesn't break
 */
App.custodian = function() {

  // A lot of the old content contains inline css, let's remove it, ok?
  var inlineCSS = document.querySelectorAll( 'main [style]' );
  var inlineCSSCount = inlineCSS.length;
  var i;

  // Collect all the images
  var images = document.querySelectorAll( 'main img' );
  var imagesCount = images.length;
  var j;

  // Pull off any rogue inline CSS
  if ( inlineCSSCount ) {
    for ( i = 0; i < inlineCSSCount; i = i + 1 ) {
      // Call the removeInlineCSS method because we don't define functions within a loop
      App.removeInlineCSS( inlineCSS[i] );
    }
  }

  // Loop through images to fix 404s
  if ( imagesCount ) {
    for ( j = 0; j < imagesCount; j = j + 1 ) {
      // Call the fixBrokenImages method because we don't define functions within a loop
      App.fixBrokenImages( images[j] );
    }
  }

}; // App.custodian()

/** @function
 * @name MJL.fixBrokenImages
 * @memberof App
 * @description Fix 404'ing images so the layout doesn't break
 * @param {object} obj
 */
App.fixBrokenImages = function( obj ) {

  obj.addEventListener( 'error', function() {

    // Hide it from a screen reader, becuase it's jsut decoration at this point
    obj.setAttribute( 'alt', '' );
    obj.setAttribute( 'role', 'presentation' );

    // Remove some attributes that might cause grief
    obj.removeAttribute( 'srcset' );
    obj.removeAttribute( 'sizes' );
    obj.removeAttribute( 'height' );
    obj.removeAttribute( 'width' );

    // Reset the SRC
    obj.setAttribute( 'src', 'http://www.fillmurray.com/200/300' );

  } );
};

/** @function
 * @name App.removeInlineCSS
 * @memberof App
 * @description Removing inline CSS
 * @param {object} obj
 */
App.removeInlineCSS = function( obj ) {
  obj.removeAttribute( 'style' );
};

// Call the custodian.
App.custodian();
            
          
!
999px
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