Запрет ссылок в комментариях

if (preg_match ("/href|url|http|www|\.ru|\.com|\.net|\.info|\.org/i", $_POST['comments']) || preg_match ("/href|url|http|www|\.ru|\.com|\.net|\.info|\.org/i", $_POST['name']))
{
if (preg_match ("/gig-softa.ru.ru/i", $_POST['comments']) || preg_match ("/gig-softa.ru/i", $_POST['name']))
{}
else
{
$stop[] = "Иди на... спамер конченый..URL адреса сайтов, публиковать ЗАПРЕЩЕНО!";
$CN_HALT = TRUE;
}
}

 function TreeAddComments(){

        var Url = "";
        var form = document.getElementById( "dle-comments-form" );
    ShowLoading( "" );

        if ( dle_wysiwyg == "yes" )
                {
                        document.getElementById( "comments" ).value = tinyMCE.get( "comments" ).getContent();
                        Url += "&editor_mode=wysiwyg";
                }

        for( var i=0; i < form.elements.length; i++ )
                {
                        var ElementForm = form.elements[i];
                        switch( ElementForm.type ){

                                case "checkbox": {
                                        if( ElementForm.checked == true )
                                                {
                                                        Url += "&" + ElementForm.name + "=" + ElementForm.value;
                                                }
                                        break
                                }

                                default: {
                                        Url += "&" + ElementForm.name + "=" + ElementForm.value;
                                        break
                                }
                        }
                }

        $.ajax({
                url: dle_root + "engine/ajax/treecomments/addcomments.php",
                data: Url,
                success: function( data ){

                        HideLoading( "" );
                        if( /script language/i.exec( data ) == null )
                                {
                                        if( form.answer_id )
                                                {
                                                        $( "#tree_comments_form-" + form.answer_id.value ).html( data );
                                                        document.getElementById( "button_answer_to_" + form.answer_id.value ).innerHTML = "";
                                                }
                                                        else
                                                {
                                                        var new_id = Math.floor( Math.random() * ( 100 - 5 + 1 ) ) + 5;
                                                        var Element = document.createElement( "div" );
                                                        document.getElementById( "tree-comments-list" ).appendChild( Element );
                                                        Element.id = "new_comment_" + new_id;
                                                        $( "#" + Element.id ).html( data );
                                                }

                                        if( document.getElementById( "dle-ajax-comments" ) != null )
                                                {
                                                        var DelElement = document.getElementById( "dle-ajax-comments" );
                                                        DelElement.parentNode.removeChild( DelElement );
                                                }

                                        if( form.answer_id )
                                                {
                                                        var ObjCom = document.getElementById( "tree_comments_form-" + form.answer_id.value );
                                                        ObjCom.id = "tree_comments_result-" + form.answer_id.value;
                                                        form.answer_id = "";
                                                        CancelAnswer();
                                                }

                                        if( dle_group == 5 )
                                                {
                                                        form.name.value = "";
                                                        form.mail.value = "";
                                                }

                                        form.comments.value = "";
                                        CaptchaReload();
                                }
                                        else
                                {
                                        var new_id = Math.floor( Math.random() * ( 100 - 5 + 1 ) ) + 5;
                                        var Element = document.createElement( "div" );
                                        document.getElementById( "tree-comments-list" ).appendChild( Element );
                                        Element.id = "new_comment_" + new_id;
                                        $( "#" + Element.id ).html( data );
                                        CaptchaReload();
                                }
                },
                dataType: "html",
                type: "POST"
        });
 }