Wordpress Search Form

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Simple Search form Dynamic....
<form method="GET" action="<?php esc_url(bloginfo('home')); ?>">
    <input name="s" type="text" value="Search..." onfocus="if (this.value == &#39;Search...&#39;) {this.value =             &#39;&#39;;}" onblur="if (this.value == &#39;&#39;) {this.value = &#39;Search...&#39;;}">
</form>