User:Alfa-R/vector.js

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hookEvent('load', setFooter);
hookEvent('resize', setFooter);

function getWindowHeight() {
if (self.innerHeight)
{
	return self.innerHeight;
}
else if (document.documentElement && document.documentElement.clientHeight)
{
	return document.documentElement.clientHeight;
}
else if (document.body)
{
	return document.body.clientHeight;
}
}

function setFooter() {
var bh = document.body.offsetHeight;
var wh = getWindowHeight();
var p = document.getElementById("mw-panel");
var ph = p.offsetHeight + 160;
var f = document.getElementById("footer");
if (ph < bh) {
   if (bh < wh) {
        f.style.top = "auto";
	f.style.position = "fixed";
	}
   else {
	f.style.top = "0px";
	f.style.position = "relative";        
	}
}
else
{
   if (ph < wh) {
        f.style.top = "auto";
	f.style.position = "fixed";
	}
   else {
	f.style.top = (ph - bh) + "px";
	f.style.position = "relative";        
	}
}
}