gistfile1.php

function set_attribute( element, setFrom, setTo ) {
	var val = element.val();
		from = 'type=\"' + setFrom + '\"',
		to   = 'type=\"' + setTo + '\"';

	// Workaround for element.attr('type', 'password'); doesn't work in ie8
	element
		.replaceWith(
			element = $( element.wrap( '<label></label>' )
				.parent('label')
				.html()
				.replace( from, to )
			)
			.val(
				element.data( 'pw' )
			)
		)
		.unwrap( 'label' );
}