$(document).ready(function() {

    //select all the a tag with name equal to modal
    $('a[name=modal]').click(function(e) {
        //Cancel the link behavior
        e.preventDefault();
        //Get the A tag
        var id = $(this).attr('href');

        //Get the screen height and width
        var maskHeight = $(document).height();
        var maskWidth = $(window).width();

        //Set height and width to mask to fill up the whole screen
        $('#mask').css({'width':maskWidth,'height':maskHeight});

        //transition effect
        $('#mask').fadeIn(1000);
        $('#mask').fadeTo("slow",0.8);

        //Get the window height and width
        var winH = $(window).height();
        var winW = $(window).width();

        //Set the popup window to center
        $(id).css('top',  winH/2-$(id).height()/2);
        $(id).css('left', winW/2-$(id).width()/2);

        $( "#response" ).hide();
        $( "#content" ).show();
        $('#mailform')[0].reset();

        //transition effect
        $(id).fadeIn(2000);

    });

    //if close button is clicked
    $('#close').click(function(event) {
        event.preventDefault();
        $('#mask, .window').hide();

    });

    //if mask is clicked
    $('#mask').click(function () {
        $(this).hide();
        $('.window').hide();
    });

    // SEND EMAIL

    // attach a submit handler to the form
    $("#mailform").submit(function(event) {

    // stop form from submitting normally
    event.preventDefault();

    // get some values from elements on the page:
    var $form = $( this ),
        name = $form.find( 'input[name="name"]' ).val(),
        phone = $form.find( 'input[name="phone"]' ).val(),
        email = $form.find( 'input[name="email"]' ).val(),
        comment = $form.find( 'textarea[name="comment"]' ).val(),
        url = $form.attr( 'action' );

    // Send the data using post and put the results in a div
    $.post( url, {name: name, phone: phone, email: email, comment: comment} ,
      function( data ) {
          $( "#response" ).html( data ).show();
          $( "#content" ).hide();
      }
    );
  });
});