<META NAME="save" CONTENT="snapshot">
<STYLE>
.saveSnapshot {behavior:url(#default#savesnapshot);}
</STYLE><FORM ID=oPersistForm CLASS=saveSnapshot>
First Name: <INPUT TYPE=text>
Last Name: <INPUT TYPE=text>
Exemptions: <INPUT TYPE=text>
</FORM>
<STYLE>
.saveSnapshot {behavior:url(#default#savesnapshot);}
</STYLE><FORM ID=oPersistForm CLASS=saveSnapshot>
First Name: <INPUT TYPE=text>
Last Name: <INPUT TYPE=text>
Exemptions: <INPUT TYPE=text>
</FORM>
http://msdn.microsoft.com/workshop/author/persistence/persistence_ovw_entry.asp