$(document).ready(function(){
        $('a[href*=mailto]').each(function() {
            if (this.href) {
                this.href = this.href.replace(/__at__/g, '@');
                this.href = this.href.replace(/__at__/g, '@');
            }

            if (this.title) {
                this.title = this.title.replace(/__at__/g, '@');
            }

            if (this.innerHTML) {
                this.innerHTML = this.innerHTML.replace(/__at__/g, '@');
            }
        });
    });