// execute your scripts when the DOM is ready. this is a good habit
$(function() {

// expose the form when it's clicked or cursor is focused
$("form.contact-form").bind("click keydown", function() {

$(this).expose({

// custom mask settings with CSS
maskId: 'mask',

// when exposing is done, change form's background color
onLoad: function() {
this.getExposed().css({backgroundColor: '#808080'});
},

// when "unexposed", return to original background color
onClose: function() {
this.getExposed().css({backgroundColor: null});
},

api: true

}).load();
});
});