Confusion with echo and design

[toplisek]

I would like to echo error with code

echo '<div class=clear></div>
<div class="fl_left" style="padding-left: 40px;">
<ul class="error">

<li>This <b>E-mail</b> is already in use. Please try another e-mail.</li>
</ul>
</div>
<div class=clear></div>' .




if there is validation_email=true

How to do correct code?
Currently I have:
($validation_email ? ' '
: '');

Need help.