[Zope] escaping with dtml?

[Riku Voipio]

Hello, 
I'm trying to get some doubleqoutes to the final document,
but I've been unsuccesful so far:

<dtml-let hack="\"app\" ONCHANGE=\'location.href=cookie?app=+this.options[this.selectedIndex].value\'">
</dtml-let>

-- 
Riku Voipio
riku.voipio@tietoenator.com
09-862 60764