// JavaScript Document
<!--<script>

function valida_form(){

			form = document.busca;

			if (form.criterio.value == '' || form.criterio.value.length==0){

				alert('Ingrese palabra(s) para realizar la búsqueda.');

				form.criterio.focus();

				return false;

			}

			else 

				DondeBusca();

			return false; 

		}

function readCookie(name)
{
  var cookieValue = "";
  var search = name + "=";
  if(document.cookie.length > 0)
  { 
    offset = document.cookie.indexOf(search);
    if (offset != -1)
    { 
      offset += search.length;
      end = document.cookie.indexOf(";", offset);
      if (end == -1) end = document.cookie.length;
      cookieValue = unescape(document.cookie.substring(offset, end))
    }
  }
  return cookieValue;
}


function writeCookie(name, value, minutes)
{
  var expire = "";
  if(minutes != null)
  {
    expire = new Date((new Date()).getTime() + minutes * 60000); 
    expire = "; expires=" + expire.toGMTString();
  }
  document.cookie = name + "=" + escape(value) + expire;
}

function popup(){

var activepopup = readCookie("popup");

if (activepopup==""){
	MM_openBrWindow('acceso/pop_acceso.htm','','width=240,height=240');
	writeCookie("popup", "1", 1500 );
}

//writeCookie("nTimes", ntimes.toString(), 24*60);

}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


function DondeBusca(){
	form = document.busca;
	if(form.tipo[0].checked == true){
		/*
		url = 'buscador/buscar.php?';	 
		url += '&cod_rubro='+form.cod_rubro.value;	 
		url += '&cb='+form.cb.value;	 
		url += '&criterio='+escape(form.criterio.value);	 
		location.href = url;
		return false; 
		*/
		form.submit();
	}
	else if (form.tipo[1].checked == true ){
		url = 'http://www.google.cl/custom?hl=es&ie=ISO-8859-1&oe=ISO-8859-1&client=pub-9557202083028902&cof=FORID%3A1%3BL%3Ahttp%3A%2F%2Fwww.huifa.cl%2Fimag%2Flogobuscar.gif%3BLH%3A48%3BLW%3A188%3BGL%3A1%3BBGC%3AFFCC00%3BT%3A330099%3BLC%3A000066%3BVLC%3A000000%3BALC%3A000066%3BGALT%3A%23000000%3BGFNT%3A000000%3BGIMP%3A000000%3BDIV%3A%23000000%3BLBGC%3AFFCC00%3BAH%3Acenter%3BS%3Ahttp%3A%2F%2Fwww.huifa.cl%3B&btnG=B%FAsqueda&meta=cr%3DcountryCL&q=';
		url += escape(form.criterio.value);
		location.href = url;
		return false; 
	}
	else {
		url = 'http://www.picsearch.com/search.cgi?custid=468&q=';
		url += escape(form.criterio.value);
		window.open(url, 'picsearch', 'toolbar=no,location=no,directories=no,status=yrd,menubar=no,scrollbars=yes,resizable=yes,width=750,height=550');
		return false; 
	}
		return false; 
}
//-->