Gateway ML3109 Dualbooting Windows XP and Windows Vista

A Gateway ML3109 Laptop from 2007 Dualbooting Windows XP MCE 2005 SP3 and Windows Vista Home Premium SP2. The Operating Systems are on a 80GB Drive split up into 37-ishGB Partitions. Partition 1: Windows XP Media Center Edition 2005 with Service Pack 3 x86 Partition 2: Windows Vista Home Premium with Service Pack 2 x86