function keysearch(api){
  if(document.search.searchword.value.length == 0){
      alert('見つかりません');
  }else{
      window.open( 'http://mituketa.info/sweet/' + api + '/list/'+ encodeURI(document.search.searchword.value) + '.html' );
  }
}

function keysearch2(api){
  if(document.search2.searchword2.value.length == 0){
      alert('見つかりません');
  }else{
      window.open( 'http://mituketa.info/sweet/' + api + '/list/'+ encodeURI(document.search2.searchword2.value) + '.html' );
  }
}