XP to Vista internet connection share

i had Xp to Xp before with crossed cable and it worked fine.. just had
autodetect on everything and it was never a problem ..

i been reading alot .. trying everything ,, nothing works ..
i got the internet connection on my Vista with wireless internet connection
,, the XP connects to Vista with crossed cable ..but cant Browse the internet
on XP .. the strange thing is .. sometimes websides open in my internet
explorer if i refresh ... but i get many errors on the page´s .. and now i
cant even see the computers in the home network.. i tryed to put the Ip´s and
Gateways manualy... and installed LLTD on my XP.. can someone help me
please? im about to Uninstall Vista