else if (opts.theme) {
                s = '<div class="blockUI ' + opts.blockMsgClass + ' blockElement ui-dialog ui-widget ui-corner-all" style="z-index:'+(z+10)+';display:none;position:absolute">';
                if ( opts.title ) {
                    s += '<div class="ui-widget-header ui-dialog-titlebar ui-corner-all blockTitle">'+(opts.title || '&nbsp;')+'</div>';
                }