java

RelativeLayout	login_with_email = (RelativeLayout) findViewById(R.id.login_with_email);

login_with_email.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View v) {

				et_email.setVisibility(View.VISIBLE);
				icon_email_black.setVisibility(View.GONE);
				icon_email_red.setVisibility(View.VISIBLE);

			}
		});