iterating over list of links with casperjs

script.js

    casper.then(function() {
        href = this.evaluate(function() {
            return document.querySelectorAll('a[href*="manageForms"]')[0].href;
        });

        casper.thenOpen(href, function() {
            var iFormsLinks = this.evaluate(function() {
                return Array.prototype.slice.call(document.querySelectorAll('td:last-child a:first-child')).map(function(e) {
                    return e.href;
                });
            });
            this.each(iFormsLinks, function(self, link) {
                self.thenOpen(link, function() {
                        self.waitForSelector("iframe", function() {
                        screen.shot(link);
                    });
                });
            });
        });

    });