!function(){this.loaded=0,this.failed=0,this.total=0,this.watch=function(a,b){var c=document.querySelectorAll(a);if(!c.length)return console.log("[imgStatus]: Doesn't exists any images with this class!");this.total=c.length;for(var d=0;d<c.length;d++)is_cached(c[d].src)?this.ready(b):c[d].addEventListener?(c[d].addEventListener("load",this.ready.bind(this,b)),c[d].addEventListener("error",this.fail.bind(this,b))):(c[d].attachEvent("onload",this.ready.bind(this,b)),c[d].attachEvent("onerror",this.fail.bind(this,b)))},this.is_cached=function(a){var b=new Image;return b.src=a,b.complete},this.fail=function(a,b){++this.failed,"function"==typeof a&&a(this)},this.ready=function(a,b){++this.loaded,"function"==typeof a&&a(this)},this.done=function(){return this.loaded+this.failed===this.total?!0:!1},"object"==typeof window&&(window.imgStatus=this)}();