illbeback.min.js

"use strict";!function(o){o.illBeBack=function(t,n){function i(){var t={"background-position":"0% 0%","background-size":"auto","background-image":"none","background-repeat":"repeat"},n={display:"none",position:"fixed","z-index":r.options.zIndex,top:r.options.top+"px",left:r.options.left+"px",bottom:r.options.bottom+"px",right:r.options.right+"px",width:r.options.size+"px",height:r.options.size+"px","background-color":r.options.bgColor,"background-position":r.options.bgPosition,"background-size":r.options.bgSize,"background-image":r.options.bgImage,"background-repeat":"no-repeat",WebkitTransition:"background-color "+r.options.hoverDuration+"ms linear",MozTransition:"background-color "+r.options.hoverDuration+"ms linear",MsTransition:"background-color "+r.options.hoverDuration+"ms linear",OTransition:"background-color "+r.options.hoverDuration+"ms linear",transition:"background-color "+r.options.hoverDuration+"ms linear"};o.each(t,function(o,t){var i=r.target.css(o);i!==t&&delete n[o]}),r.target.css(n),r.options.round&&r.target.css({WebkitBorderRadius:"100%",MozBorderRadius:"100%",MsBorderRadius:"100%",OBorderRadius:"100%",borderRadius:"100%"})}function e(){o(window).bind("scroll",function(){var t=o(this).scrollTop();t>r.options.offset?r.target.fadeIn(r.options.duration):r.target.fadeOut(r.options.duration)}),r.target.bind("mouseenter",function(){r.target.css({"background-color":r.options.hoverBgColor})}),r.target.bind("mouseleave",function(){r.target.css({"background-color":r.options.bgColor})}),r.target.bind("click",function(t){t.preventDefault(),o("html, body").animate({scrollTop:0},r.options.speed)})}var r=this;r.target=o(t),r.init=function(){r.options=o.extend({},o.illBeBack.defaultOptions,n),r.options.ownStyle||i(),e()},r.init()},o.illBeBack.defaultOptions={offset:250,speed:200,duration:500,hoverDuration:300,ownStyle:!1,round:!1,zIndex:1e3,size:64,top:"auto",left:"auto",bottom:30,right:30,bgColor:"rgba(30, 30, 30, 0.4)",hoverBgColor:"rgba(30, 30, 30, 0.8)",bgPosition:"50% 50%",bgSize:"50%",bgRepeat:"no-repeat",bgImage:'url("data:image/png;base64,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")'},o.fn.illBeBack=function(t){return this.each(function(){new o.illBeBack(this,t)})}}(jQuery);