This is the simplest method of invoking the plugin and adds a check box directly after the password input.
Usage:
$('#testpassword1').showPassword();
This is the using the customizable option when invoking the plugin method of and it injects a check box into a specified element.
Usage:
$('#testpassword').showPassword('.checker', { text: 'Custom Show Password Text', name: 'showmypass' });