var searchBox = document.getElementById("search-box");	

function searchUnpopulate() { 
  var searchBox = document.getElementById("search-box");	
  if (searchBox.value == searchBox.title){
    searchBox.value = ""; 
  }
}
function searchPopulate() { 
  var searchBox = document.getElementById("search-box");	
  if (searchBox.value == ""){
    searchBox.value = searchBox.title;
  }
}

function submitSearch() {
  var searchBox = document.getElementById("search-box");	
  if (searchBox.value == "Search")
  {
    searchBox.select();
  }
  else 
  {
    document.search_form.submit();
  }
}