File: image_filter.js

/**
 * Image Filter Javascript Function
 *
 * @package PHP Image Filter GD
 * @version 1.0.1
 * @author MT Jordan <[email protected]>
 * @copyright 2014
 * @license zlib/libpng
 */

var url = 'http://mysite.com/path/to/image_filter.php';

if ( !window.addEventListener ) 
{
    window.attachEvent( 'load', filter_images( url ) );
}
else 
{
    window.addEventListener( 'load', filter_images( url ), false );
}

function filter_images( url ) 
{
    var filter = document.getElementsByClassName( 'filter_gd' );
	var filter_URL = url;
		
    for ( var i = 0; i < filter.length; i++ ) 
	{
        var effect = filter[i].getAttribute( 'alt' );
		var img = filter[i].getAttribute( 'src' );
        
		filter[i].setAttribute( 'src', filter_URL + '?filename_gd=' + img + '&filter_gd=' + effect );
    }
}

/* EOF image_filter.js */
/* Location: ./image_filter.js */