diff --git a/index.html b/index.html
index 7b95c9a..9d1c899 100644
--- a/index.html
+++ b/index.html
@@ -20,15 +20,15 @@
var mast;
function bgColor() {
- console.log("innerHeight = " + window.innerHeight + ", window.scrollY = " + window.scrollY);
- var p = ((window.innerHeight - window.scrollY) / window.innerHeight); //calulate ratio of scroll
- console.log(p);
+ var p = ((window.innerHeight - getScrollY()) / window.innerHeight); //calulate ratio of scroll
x.innerHTML = " " + String(parseInt(p * 100)); //display it
var rgb = Math.floor(Math.abs(1 - p) * 255); //set the color
- console.log(rgb);
var colorString = "rgb(" + rgb + "," + rgb + "," + rgb + ")";
document.body.style.backgroundColor = colorString;
- console.log(colorString);
+ }
+ function getScrollY(){
+ //internet explorer does not have a window.scrollY property, so we need to make our own
+ return typeof window.scrollY === "undefined" ? window.pageYOffset : window.scrollY;
}