Jquery checks if there's a property that must replace another one and does it atm

jquerydynamicselectors

                    <div id="galeria">
                        <h1 class="textbar">GALERÍA DE VÍDEOS</h1>
                            <div class="styled-select">
                               <select onchange="this.options[this.selectedIndex].value && (window.location = this.options[this.selectedIndex].value);">
                                    <option value="" selected="selected" enabled='false'>SELECCIONA TU ARTISTA</option>
                                    <!-- START videoselect -->
                                    <option value="/video/{urlname}" name="{urlalt}">{name}</option>
                                    <!-- END videoselect -->
                                </select>
                            </div>

                    </div>
                    <hr/>
                    <br/>
                    <div id="listavideos" style="height: 405px; !important;">
                    <!-- START videos -->
                        <div class="videoiso crop {tag}">
                            <a class="urlvideo" href="/video/{urlname}">
                                <input class="urlalt" type="hidden" value="{urlalt}"/>
                                <input class="imgalt" type="hidden" value="{imgalternativa}"/>
                                <img class="videothumbnail" src="http://img.youtube.com/vi/{idyoutube}/0.jpg">
                                <div class="videotext"><h3>{name}</h3></div>
                            </a>
                        </div>
                    <!-- END videos -->

                        $('input.urlalt').each(function(){
                            if( $(this).val() != '' ){
                                var newaddress = $(this).val();
                                var new_src = $(this).next().val();
                                $(this).next().next().attr('src',new_src);
                                $(this).parent(".urlvideo").attr("href", newaddress);
                                $(this).parent(".urlvideo").attr("target","_blank");
                                var newaddress = '';
                            }
                        });

                        $('select > option').each(function(){
                            if( $(this).attr('name') != '' ){
                                $(this).val($(this).attr('name'));
                                valid2 = false;
                            }
                        });