<form action="?" method="post" enctype="multipart/form-data" onsubmit="return formCheck();" > <div class="form_label">Nazwa Koloru:</div> <input class="text" type="text" name="col_name" value="" onkeyup="checkColName(this.value);"/> </form> <script type="text/javascript"> function formCheck() { alert(document.form.col_name.value); } </script>