jQuery(document).ready(function() {
jQuery('button img').each(function() {
if(jQuery(this).attr('src') == 'https://illiweb.com/fa/wysiwyg/text_bold.png') jQuery(this).attr('src', 'https://i.servimg.com/u/f26/12/56/56/12/bold10.png');

if(jQuery(this).attr('src') == 'https://illiweb.com/fa/wysiwyg/text_italic.png') jQuery(this).attr('src', 'https://i.servimg.com/u/f26/12/56/56/12/italic10.png');