function search1()
{
  query = addplus(document.form0.query.value); 
 
  if (document.form0.engine1.options[0].selected)
  {
    window.location.href= "http://search.yahoo.com/bin/search?p="+query+"";
  }
  else if (document.form0.engine1.options[1].selected)
  {
    window.location.href= "http://www.altavista.digital.com/cgi-bin/query?pg=q&what=web&fmt=.&q="+query;
  }
  else if (document.form0.engine1.options[2].selected)
  {
    window.location.href= "http://www.metacrawler.com/crawler?general="+query+"&method=0&image=images/fast.gif";
  }
  else if (document.form0.engine1.options[3].selected)
  {
    window.location.href= "http://www.hotbot.com/default.asp?query=+query+&ps=&loc=searchbox&tab=web&provKey=Inktomi&prov=HotBot";
  }
  else if (document.form0.engine1.options[4].selected)
  {
    window.location.href= "http://www.google.com/search?q="+query;
  }
  return true;


}

function addplus(terms)
{
  var result = "";
  for (var i = 1 ; i <= terms.length ; i++)
  {
   if (terms.substring(i-1,i) == ' ')
   {
     result+='+';


   } 
   else
   {
     result+=terms.substring(i-1,i);


   } 
  }
  return result;
}

function warning()
{
search1();
}