I have core 2 duo processer @ 2.10 ghz laptop btw ,4 gb ram ,64 bit windows vista. i have et 2.60b and start it normally ^^

Hi im zubird and today was my first time playing on ETC server it was really fun playing and stuff but Et freezes after 5-10 minutes of gameplay and i cant leave from game or anything has any had this problem before or know how to fix it,help would be great?