/src/main/java/org/htmlunit/html/HtmlForm.java
if ( ( browser.hasFeature( FORM_PARAMETRS_NOT_SUPPORTED_FOR_IMAGE) ) && typeImage) {   return ; }
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else { url = htmlPage.getFullyQualifiedUrl(actionUrl); } if (!queryFormFields.isEmpty()) { url = UrlUtils.getUrlWithNewQuery(url, queryFormFields); } <extra_id_0> && UrlUtils.URL_ABOUT_BLANK != url) { url = UrlUtils.getUrlWithNewRef(url, null); } else if (HttpMethod.POST == method && browser.hasFeature(FORM_SUBMISSION_URL_WITHOUT_HASH) && UrlUtils.URL_ABOUT_BLANK != url