function onTitleResize(){
  var main_title=getElement("main_title");
  var main_title_content=getElement("main_title_content");
  var container_height=main_title.offsetHeight;
  var content_height=main_title_content.offsetHeight;
  main_title_content.style.position="relative";
  main_title_content.style.top=(container_height-content_height-5)+"px";
}

/// Registration

addEvent(window,"resize",onTitleResize);
addEvent(window,"load",onTitleResize);