objects = document.getElementsByTagName("object");
for (var i = 0; i < objects.length; i++)
{
    objects[i].outerHTML = objects[i].outerHTML;
}


var maildivider="[at]" //enter divider you use to divide your email address strings

for (i=0; i<=(document.links.length-1); i++){
if (document.links[i].href.indexOf(maildivider)!=-1)
document.links[i].href=document.links[i].href.split(maildivider)[0]+"@"+document.links[i].href.split(maildivider)[1]
}