source: trunk/www.guidonia.net/wp/wp-content/plugins/wordpress-google-seo-positioner/js/script.js@ 44

function addNewCompetitorField(){
        if ( document.getElementById('competitor-list') ) {
                var $field_holder = document.getElementById('competitor-list');
                var $template_field = $field_holder.getElementsByTagName('tr')[0].cloneNode(true);

                //reset the values
                for(var $i = 0; $i < $template_field.getElementsByTagName('input').length; $i++){
                        $template_field.getElementsByTagName('input')[$i].value = '';
                }

                $remove_link = document.createElement('a');
                $remove_link.setAttribute('href','Javascript:void(0);');
                $remove_link.appendChild(document.createTextNode('Remove This Field'));         
                                
                $remove_span = document.createElement('span');
                $remove_span.appendChild($remove_link);
                $template_field.appendChild($remove_span);

                var $new_field_link = document.getElementById('new_field_link');
                var $controls = document.getElementById('wizzard_controls');
                
                $field_holder.appendChild( $template_field );
                $field_holder.appendChild( $new_field_link );
                
                //add it after adding to the document to make sure the event works
                $remove_link.onclick = function(){ this.parentNode.parentNode.parentNode.removeChild(this.parentNode.parentNode); };
        }
}
function addNewCompetitorField2() {
        $("table#competitor-list tr:first")
                .clone()
                .appendTo("table#competitor-list tbody");
        
        $("table#competitor-list tr:last td input").val('');
        
        $('<span><a href="javascript:void(0);" class="remove-link"><img src="http://test.quero.lcl/KimPress/wp-content/plugins/positioner/images/remove.png" alt="Remove" align="absbottom" /></a></span>').insertAfter("table#competitor-list tr:last td input").click();
        //$("a").append("table#competitor-list tr:last td input");
        
        $("table#competitor-list tr:last td span a").click(function() {
                $("table#competitor-list tr:last").remove();
        });
        /*$("table#competitor-list tr:last").click(function() {
                $(this).remove();
        });*/   
}