parse error,syntax error

I don’t know about code. My web page stopped working and i see a message

Parse error: syntax error, unexpected ‘<‘ in /home/westco37/public_html/index.php on line 18
this is my code:

<h4><a href="http://westcoastautoimage.com/west-coast-auto-image-2/1-96" rel="attachment wp-att-1437"><img class="aligncenter size-full wp-image-1437" title="1 (96)" src="http://westcoastautoimage.com/wp-content/uploads/2012/01/1-96.jpg" alt="" width="1200" height="800" /></a></h4>
<h5></h5>
<h4><a href="http://westcoastautoimage.com/west-coast-auto-image-2/52-chevy-1-of-1" rel="attachment wp-att-1147"><img class="aligncenter size-full wp-image-1147" title="52 Chevy (1 of 1)" src="http://westcoastautoimage.com/wp-content/uploads/2012/01/52-Chevy-1-of-1.jpg" alt="" width="1200" height="800" /></a></h4>
 
<h1 style="text-align: center;"><strong>    </strong><strong>Fine automotive portraits</strong></h1>
<h1 style="text-align: center;"><a href="http://westcoastautoimage.com/west-coast-auto-image-2/hot-rods/55chevypu2-1-of-1" rel="attachment wp-att-1760"><img class="aligncenter size-full wp-image-1760" title="55ChevyPU2 (1 of 1)" src="http://westcoastautoimage.com/wp-content/uploads/2012/01/55ChevyPU2-1-of-1.jpg" alt="" width="800" height="1000" /></a></h1>
<p style="text-align: center;"><a href="http://westcoastautoimage.com/west-coast-auto-image-2/30-ford-pu-1-of-1" rel="attachment wp-att-1684"><img class="aligncenter size-full wp-image-1684" title="30 Ford PU (1 of 1)" src="http://westcoastautoimage.com/wp-content/uploads/2012/01/30-Ford-PU-1-of-1.jpg" alt="" width="800" height="1200" /></a></p>

<h4><strong>     </strong></h4>
 

 
<h2 style="text-align: center;">Car Show Display Posters</h2>
 

 

<a href="http://westcoastautoimage.com/west-coast-auto-image-2/2012-ss-camaros-1-of-1" rel="attachment wp-att-1152"><img class="aligncenter size-full wp-image-1152" title="2012 SS CamaroS (1 of 1)" src="http://westcoastautoimage.com/wp-content/uploads/2012/01/2012-SS-CamaroS-1-of-1.jpg" alt="" width="800" height="1200" /></a>

<a href="http://westcoastautoimage.com/hd-photography/hdr-1" rel="attachment wp-att-1372"><img class="aligncenter size-full wp-image-1372" title="HDR  (1)" src="http://westcoastautoimage.com/wp-content/uploads/2012/06/HDR-1.jpg" alt="" width="800" height="533" /></a>
<h2 style="text-align: center;"></h2>
<h1 style="text-align: center;"><a href="http://westcoastautoimage.com/wp-content/uploads/2012/01/COMPANY-LOGO-61.jpg"><img class="size-medium wp-image-615 aligncenter" title="COMPANY LOGO 6" src="http://westcoastautoimage.com/wp-content/uploads/2012/01/COMPANY-LOGO-61-300x200.jpg" alt="" width="300" height="200" /></a><em><span style="text-align: right;">Use Photo drop down menu above to view autos</span></em><span style="text-align: right;"><em> </em>                                                          </span><span style="text-align: right;">_______________ </span></h1>
<h1 style="text-align: center;"><span style="text-align: right;">Call or text 209.327.2614 to inquire</span></h1>

Any help would be appreciated