how to use meta tag

Insert The Code below the Head Tag

<meta content='Write Here Description Of Your Site Which contains not more than 200 Characters within 3/4 lines' name='description'/>
<meta content='Write Here Keywords Of Your Site Which contains not more than 250 Characters' name='keywords'/>
<meta content='Write Here Admin Name' name='author'/>
<LINK REV='made' href='mailto:Write Here Your Mail Address'></LINK>
<meta content='index, follow' name='robots'/>
<meta content='imageindex' name='robots'/>
<meta content='noodp' name='googlebot'/>
<meta content='noydir' name='slurp'/>
<meta content='noodp' name='msnbot'/>
<meta content='global' name='distribution'/>
<meta content='4 Days' name='Revisit-after'/>
<meta content='never' name='Expires'/>
<meta content='en' name='language'/>