>>809
こんな感じでどうかな？

¥define google(word)
<form method=get action="http://www.google.co.jp/search"; target="_blank">
<input type=hidden name=q value="$word$">
<input type=hidden name=hl value="ja">
<input type=submit name=btnG value="Google検索">
</form>
¥end

¥define youtube(word)
<form method="get" action="http://jp.youtube.com/results"; target="_blank">
<input type="hidden" name="search_query" value="$word$">
<input type=submit value="Youtube">
</form>
¥end

<$edit-text tiddler="$:/temp/search-word" default="" type="search" tag="input" size=31/>

<$macrocall $name=google word={{$:/temp/search-word}} />
<$macrocall $name=youtube word={{$:/temp/search-word}} />