private void setToolTip()
{
int i = (Convert.ToInt32(numericRegisterPC.Value));
string s = memDump.Text.Substring(i * 5, 4);
disassemblerTip.SetToolTip(this.memDump,
"PC: " + String.Format("{0:X4}", Convert.ToUInt16(numericRegisterPC.Value)) + '\n' +
"Hex: " + s + '\n' +
i + "\n" +
"Disassembled: " + cpu.Disassemble((ushort)i));
}