b0.setForeground(Color.red);
b0.addActionListener(newbutton());
b1=newJButton("CE");
b1.setForeground(Color.red);
b1.addActionListener(newbutton());
b2=newJButton("C");
b2.setForeground(Color.red);
b2.addActionListener(newbutton());
b3=newJButton("MC");
b3.setForeground(Color.red);
b3.addActionListener(newbutton());
b4=newJButton("MR");
b4.setForeground(Color.red);
b4.addActionListener(newbutton());
b5=newJButton("MS");
b5.setForeground(Color.red);
b5.addActionListener(newbutton());
b6=newJButton("M+");
b6.setForeground(Color.red);
b6.addActionListener(newbutton());
b7=newJButton("7");
b7.addActionListener(newbutton());
b8=newJButton("8");
b8.addActionListener(newbutton());
b9=newJButton("9");
b9.addActionListener(newbutton());
b10=newJButton("/");
b10.addActionListener(newbutton());
b11=newJButton("sqrt");
b11.addActionListener(newbutton());
b12=newJButton("4");
b12.addActionListener(newbutton());
b13=newJButton("5");
b13.addActionListener(newbutton());
b14=newJButton("6");
b14.addActionListener(newbutton());
b15=newJButton("*");
b15.addActionListener(newbutton());
b16=newJButton("%");
b16.addActionListener(newbutton());
b17=newJButton("1");
b17.addActionListener(newbutton());
b18=newJButton("2");
b18.addActionListener(newbutton());
b19=newJButton("3");
b19.addActionListener(newbutton());
b20=newJButton("-");
b20.addActionListener(newbutton());
b21=newJButton("1/X");
b21.addActionListener(newbutton());
b22=newJButton("0");
b22.addActionListener(newbutton());