User:Screen111/monoscript.js

function externISBN { for (var i = 0; i < document.links.length; i++) {              if( document.links[i].href.match(/isbn=(.*)/) ) { document.links[i].href='http://205.210.158.25/ipac20/ipac.jsp?'+RegExp.$1; }   }

}

addOnloadHook(externISBN);