function integrated(){

	var indice = document.searchForm.where.selectedIndex;
	var portal = document.searchForm.where.options[indice].value;

	if (portal == 'regional'){
		document.searchForm.action = "http://pesquisa.bvs.br/regional/";
	}else if(portal == 'scielo'){
		document.searchForm.action = "http://search.scielo.org/";
	}else{
		document.searchForm.action = "http://pesquisa.bvs.br/brasil/";
	}

	return true;
}