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Better scroll targets

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This commit is contained in:
Chuck Dries 2017-06-13 19:15:00 -07:00
parent 140c9c0b6f
commit b293620bc9
1 changed files with 6 additions and 6 deletions
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12
index.html
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@ -207,11 +207,11 @@
//execute scroll style modifications
function sc(ypos) {
var wheight = window.innerHeight;
var windowHeight = window.innerHeight;
//top thing
var topDiv = document.getElementById("top");
var mast = document.getElementById("mast");
var hcalc = wheight - ypos;
var hcalc = windowHeight - ypos;
var topHeight = 100;
if (hcalc > 100) {
topHeight = hcalc;
@ -220,17 +220,17 @@
}
// var mastHeight = mast.clientHeight;
// var halfHeight = Math.floor((topHeight / 2) - (mastHeight / 2));
if (topHeight < 300) {
if (topHeight < 315) {
topDiv.className = "small";
} else {
topDiv.className = "large";
}
topDiv.style.height = topHeight + "px";
topDiv.style.height = topHeight - 10 + "px"; //subtract 10 to account for padding-top on #top
// console.log("topheight is " + topHeight + " and topDiv.style.height = " + topDiv.style.height);
// mast.style.marginTop = halfHeight + "px";
//background thing
var p = ((wheight - ypos) / wheight); //calulate ratio of scroll
var p = ((windowHeight - ypos) / windowHeight); //calulate ratio of scroll
// x.innerHTML = " " + String(parseInt(p * 100)); //display it
var rgb = Math.floor(Math.abs(1 - p) * 255); //set the color
// var colorString = "rgb(" + rgb + "," + rgb + "," + rgb + ")";
@ -239,7 +239,7 @@
}
function getScrollY() {
//internet explorer does not have a window.scrollY property, so we need to make our own
//internet explorer does not have a window.scrollY property, it has pageYOffset
return typeof window.scrollY === "undefined" ? window.pageYOffset : window.scrollY;
}