(function() {
function id(v){ return document.getElementById(v); }
function counter() {
var elements = document.getElementsByClassName("slide");
var tmp = new Image();
if(elements.length === 0){
alert("Nothing to do");
return;
}
alert(elements.length);
function loaded(){
alert("Loaded");
}
for(var i = 0; i < elements.length; i++){
var element = elements[i];
//alert(element);
var url = (element).style.backgroundImage;
alert(url);
tmp = new Image();
tmp.onload = loaded;
tmp.src = url;
}
alert("Done");
}
document.addEventListener('DOMContentLoaded', counter, false);
}());
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