Codigo caixa de busca 4

<div class="style1" align="center">

<form id="searchform" action="/search" method="get">

<p>

<input id="q" onfocus="if (this.value == 'Buscar sobre ...') {this.value = '';}" value="Buscar sobre ..." name="q" onblur="if (this.value == '') {this.value = 'Buscar sobre ...';}" size="20" type="text"/>

<input style="padding-top:3px;" width="20" src="http://img84.imageshack.us/img84/2457/viewmagsc7.png" name="image" height="19" type="image"/>

</p>

</form>

</div>

Fica assim: