$(document).ready(function(){
    $('.input-text').focus(function() {
		if (this.value==this.defaultValue)
		this.value = ''
	});
	$('.input-text').blur(function() {
		if (this.value=='')
		this.value = this.defaultValue
	});
	
	$('#newsletter-subscribe-form').submit(function(){  
        var email = $('#newsletter-address').val();
        var joinUrl = 'https://secure-piperlime.gap.com/profile/join_email_list_confirm.do?targetURL=/&src=BlogFooter&emailAddress=' + email;
        window.open(joinUrl);
        return false;
    });
    
});
<!-- ph=1 -->