פינת הקוד היומי
קוד:
function scrollFunction()
{
// root of html document is <html>
// var rootElement = document.documentElement;
X = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0;
Y = document.getElementById("header");
Y.innerHTML = scrollY;
if (document.body.scrollTop > 50 || document.documentElement.scrollTop > 50)
{
document.getElementById("header").style.fontSize = "30px";
}
else
{
document.getElementById("header").style.fontSize = "90px";
}
var scrollMaxY = window.scrollMaxY || (document.documentElement.scrollHeight - document.documentElement.clientHeight);
Hsize = 30 + (scrollY / scrollMaxY * 70);
Hsize = Math.round(Hsize);
document.getElementById("header").style.fontSize = Hsize + "px";
Y.innerHTML = "Scroll: " + scrollY + " - font size: " + Hsize + " px";
}