Event.observe(window,'load',function(){showTemplateThumb();});function showTemplateThumb()
{var template_id=$('event_event_template_id').value;$('template_thumb').innerHTML="<img src='/uploads/assets/images/event_templates/thumbs/event_template_"+template_id+".jpg'>";if(hasImage(template_id)==false)
{$('home_page_image').style.visibility="hidden";}
else
{$('home_page_image').style.visibility="visible";}}