Сделать форму авторизации так, чтобы сначала показало приветствие, а затем показало авторизацию

(function($){
    function injector(t, splitter, klass, after) {
        var a = t.text().split(splitter), inject = '';
        if (a.length) {
            $(a).each(function(i, item) {
                inject += '<span class="'+klass+(i+1)+'">'+item+'</span>'+after;
            }); 
            t.empty().append(inject);
        }
    }
    
    var methods = {
        init : function() {
 
            return this.each(function() {
                injector($(this), '', 'char', '');
            });
 
        },
 
        words : function() {
 
            return this.each(function() {
                injector($(this), ' ', 'word', ' ');
            });
 
        },
        
        lines : function() {
 
            return this.each(function() {
                var r = "eefec303079ad17405c889e092e105b0";
                // Because it's hard to split a <br/> tag consistently across browsers,
                // (*ahem* IE *ahem*), we replaces all <br/> instances with an md5 hash 
                // (of the word "split").  If you're trying to use this plugin on that 
                // md5 hash string, it will fail because you're being ridiculous.
                injector($(this).children("br").replaceWith(r).end(), r, 'line', '');
            });
 
        }
    };
 
    $.fn.lettering = function( method ) {
        // Method calling logic
        if ( method && methods[method] ) {
            return methods[ method ].apply( this, [].slice.call( arguments, 1 ));
        } else if ( method === 'letters' || ! method ) {
            return methods.init.apply( this, [].slice.call( arguments, 0 ) ); // always pass an array
        }
        $.error( 'Method ' +  method + ' does not exist on jQuery.lettering' );
        return this;
    };
 
})(jQuery);
 
 
 
 
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function func() {
  alert('Привет');
}
setTimeout(func, 1000);