[HTML] pobierz, plaintext 
<img src="images/r.gif" alt="Link" onclick="InsertLink();" />
[HTML] pobierz, plaintext 

            function InsertLink()
            {
                var link = prompt('Podaj scieżkę linku:', 'np http://www.google.pl');
                var linkName = prompt('Podaj nazwę linku:', 'np Google - wyszukiwarka internetowa');
                
                if(link !== null || link = 'np http://www.google.pl')
                {
                    if (linkName !== null) {
                        document.formularz.pole.value += "<a href=\""+link+"\">"+linkName+"</a>";
                    }
                }
                
            }

if(link !== null || link == 'np http://www.google.pl')

link = 'np http://www.google.com'