/home/aqcert/public_html/js
Edit: /home/aqcert/public_html/js/parallax.js (1933B)
/*
Plugin: jQuery Parallax
Version 1.1.3
Author: Ian Lunn
Twitter: @IanLunn
Author URL: http://www.ianlunn.co.uk/
Plugin URL: http://www.ianlunn.co.uk/plugins/jquery-parallax/
Dual licensed under the MIT and GPL licenses:
http://www.opensource.org/licenses/mit-license.php
http://www.gnu.org/licenses/gpl.html
*/
(function( jQuery ){
var jQuerywindow = jQuery(window);
var windowHeight = jQuerywindow.height();
jQuerywindow.resize(function () {
windowHeight = jQuerywindow.height();
});
jQuery.fn.parallax = function(xpos, speedFactor, outerHeight) {
var jQuerythis = jQuery(this);
var getHeight;
var firstTop;
var paddingTop = 0;
//get the starting position of each element to have parallax applied to it
jQuerythis.each(function(){
firstTop = jQuerythis.offset().top;
});
if (outerHeight) {
getHeight = function(jqo) {
return jqo.outerHeight(true);
};
} else {
getHeight = function(jqo) {
return jqo.height();
};
}
// setup defaults if arguments aren't specified
if (arguments.length < 1 || xpos === null) xpos = "50%";
if (arguments.length < 2 || speedFactor === null) speedFactor = 0.1;
if (arguments.length < 3 || outerHeight === null) outerHeight = true;
// function to be called whenever the window is scrolled or resized
function update(){
var pos = jQuerywindow.scrollTop();
jQuerythis.each(function(){
var jQueryelement = jQuery(this);
var top = jQueryelement.offset().top;
var height = getHeight(jQueryelement);
// Check if totally above or totally below viewport
if (top + height < pos || top > pos + windowHeight) {
return;
}
jQuerythis.css('backgroundPosition', xpos + " " + Math.round((top - pos) * speedFactor) + "px");
});
}
jQuerywindow.bind('scroll', update).resize(update);
update();
};
})(jQuery);