i want to buy a computer.and i have some question

i want to buy a computer.and i have some question
(i'm sorry,i can't type Chinese,and my English is poor.)
i want to buy a notebook,but i don't konw something about computer so much.here is two kind of computer i want to buy.which is better?How much should it be?And i did not know the"Gateway"
By the way,if you have some computer better ,you can show me.but it must less than $1100.
1,
HP Pavilion Notebook PC (DV5120US)
HP DV5120US • AMD Turion® 64 ML-32
• 100GB hard drive
• 15.4" WXGA widescreen • Double-layer DVD+R/RW
• 1024MB of DDR memory
• LightScribe technology
2,
gateway7330GZ Notebook PC
Processor brand/speed
brand:intel pentium 4-M
speed:3.06
installed memory/type
size:512MB
type:DR RAM
hard drive
80GB
included drives
DVD+/-RW
Double-Layer,Memory stick
Screen size
15.4in