Thử (from Mr Google):
Code:
<form name="login_form" method="post" action="https://login.yahoo.com/config/login" onsubmit="return hash(this,'http://login.yahoo.com/config/login')">
<input type="hidden" name=".done" value="http://mail.yahoo.com" >
<input type="hidden" name=".tries" value="1">
<input type="hidden" name=".src" value="ym">
<input type="hidden" name=".md5" value="">
<input type="hidden" name=".hash" value="">
<input type="hidden" name=".js" value="">
<input type="hidden" name=".last" value="">
<input type="hidden" name="promo" value="">
<input type="hidden" name=".intl" value="us">
<input type="hidden" name=".bypass" value="">
<input type="hidden" name=".partner" value="">
<input type="hidden" name=".u" value="">
<input type="hidden" name=".v" value="0">
<input type="hidden" name=".challenge" value="">
<input type="hidden" name=".yplus" value="">
<input type="hidden" name=".emailCode" value="">
<input type="hidden" name="pkg" value="">
<input type="hidden" name="stepid" value="">
<input type="hidden" name=".ev" value="">
<input type="hidden" name=".branch" value="">
<input type="hidden" name="hasMsgr" value=0>
<input type="hidden" name=".chkP" value="Y">
<input name="login" size="17" value="" type="text">
<br />
<input name="passwd" size="17" value="" type="password">
<br />
<input type="submit" name=".save" value="Go To Yahoo Mail">
</form>