var g_strSearchPageURL;

function CheckSubmitSearch(e)
{
  if(!e)
  {
    e=window.event;
  }
  
  var nKeyCode=e.keyCode?e.keyCode:e.which;
  
  if(nKeyCode==13)
  {
    SubmitSearch();
  }
}

function SearchInit(strSearchPageURL)
{
  g_strSearchPageURL=strSearchPageURL;
  
  document.getElementById("txtSearchTerm").onkeyup=CheckSubmitSearch;
}

function SubmitSearch()
{
  if(document.getElementById("txtSearchTerm").value=="")
  {
    alert("Please enter your search term");
    document.getElementById("txtSearchTerm").focus();
  }
  else
  {
    window.location=g_strSearchPageURL+"SearchTerm="+document.getElementById("txtSearchTerm").value;
  }
  
  return;
}

function trySearch(e)
{
  e=e||window.event;
  var code=e.keyCode||e.which;
  
  if(code==13)
  {
    SubmitSearch();
    
    return false;
  }
  else
  {
    return true;
  }
}