Clear The BIOS Password

Method 1:

Go to command prompt and type debug,
you will get a - prompt where you can type the following,

A
MOV AX,0
MOV AX,CX
OUT 70,AL
MOV AX,0
OUT 71,AL
INC CX
CMP CX,100
JB 103
INT 20
just hit enter on this line
G
Q

Method 2:

TURN THE PC OFF
OPEN THE CABINET
REMOVE THE CMOS BATTERY
PUT IT BACK AGAIN
START U'R PC

You are done.