Creating changeable download link
<p>i have a program and need for update</p>

<p>and i have a question how can change download addresss for misconceive address by user.</p>

<p>well i need for change download address for update</p>

<p>for example i'm see very download link whit change address
for example if click for download see this link :</p>

<p><a href="http://www.site.com/0123abc45de/program.exe" rel="nofollow">http://www.site.com/0123abc45de/program.exe</a></p>

<p>and if again click for download see this link :</p>

<p><a href="http://www.site.com/6789fgh98ij/program.exe" rel="nofollow">http://www.site.com/6789fgh98ij/program.exe</a></p>

<p>for create link like this how do i do ?
how can create changeable link ?</p>
