how to set height on a javascript inserted page

script type=”text/javascript”>
var pb_settings = {
url: “https://www.website.be/pb/be/name/”,
resultsperpage: “16”,
what: “”,
where: “”,
companies: “”,
categories: “”,
regions: “”,
};
</script>
<script id=”script_pb” type=”text/javascript” src=”https://www.website.be/poweredbys/partner_js.js”&gt;
</script>

You can do this with CSS:

body {
    height: 1000px;
}