lab18

<img  border="0" src="http://www.google.com.tw/imgres?imgurl=http://upload.wikimedia.org/wikipedia/zh/2/22/%25E8%259C%2598%25E8%259B%259B%25E4%25BA%25BA2.jpg&imgrefurl=http://zh.wikipedia.org/wiki/%25E8%259C%2598%25E8%259B%259B%25E4%25BA%25BA2&h=267&w=189&tbnid=Ur-NOVibOla8SM:&zoom=1&tbnh=186&tbnw=131&usg=__VyasXC4u0I8XinqvFmBQlkmcVzo=&docid=qO2KgAtB18z_4M&itg=1&sa=X&ei=YK6VU8f5FMGIkQXhhICYDQ&ved=0CJ4BEPwdMA0" height="228" onmouseout="src='http://www.google.com.tw/imgres?imgurl=http://upload.wikimedia.org/wikipedia/zh/2/22/%25E8%259C%2598%25E8%259B%259B%25E4%25BA%25BA2.jpg&imgrefurl=http://zh.wikipedia.org/wiki/%25E8%259C%2598%25E8%259B%259B%25E4%25BA%25BA2&h=267&w=189&tbnid=Ur-NOVibOla8SM:&zoom=1&tbnh=186&tbnw=131&usg=__VyasXC4u0I8XinqvFmBQlkmcVzo=&docid=qO2KgAtB18z_4M&itg=1&sa=X&ei=YK6VU8f5FMGIkQXhhICYDQ&ved=0CJ4BEPwdMA0'" onmouseover="src='http://www.google.com.tw/imgres?imgurl=http://upload.wikimedia.org/wikipedia/zh/2/22/%25E8%259C%2598%25E8%259B%259B%25E4%25BA%25BA2.jpg&imgrefurl=http://zh.wikipedia.org/wiki/%25E8%259C%2598%25E8%259B%259B%25E4%25BA%25BA2&h=267&w=189&tbnid=Ur-NOVibOla8SM:&zoom=1&tbnh=186&tbnw=131&usg=__VyasXC4u0I8XinqvFmBQlkmcVzo=&docid=qO2KgAtB18z_4M&itg=1&sa=X&ei=YK6VU8f5FMGIkQXhhICYDQ&ved=0CJ4BEPwdMA0'" width="304"  alt="This is a picture, it will change itself when you point it by your mouse." />