Hide/unhide div with button?

Question

    
Welcome! Chat now!

    Chat Now
    Chat Categories         


        

Answer 1

Look at my example without using of JavaScript.

    
    
        
Chat Now
        

            Close
            
            
Pick a username
            Go
        
    

and css

#box{display: none;}
#container #login{ display: none;}
#box:checked + #container #login{ display: block;}

Fiddle http://jsfiddle.net/LUdyb/1/

Hope this help.