// JavaScript Document

function random_header(){
var myimages=new Array()
//specify random images below. You can have as many as you wish
myimages[0]="../../images/1.jpg"
myimages[1]="../../images/2.jpg"
myimages[2]="../../images/3.jpg"
myimages[3]="../../images/4.jpg"
myimages[4]="../../images/5.jpg"
myimages[5]="../../images/6.jpg"
myimages[6]="../../images/7.jpg"
myimages[7]="../../images/8.jpg"
myimages[8]="../../images/9.jpg"
myimages[9]="../../images/10.jpg"
myimages[10]="../../images/11.jpg"
myimages[11]="../../images/12.jpg"
myimages[12]="../../images/13.jpg"


var ry=Math.round(Math.random()*myimages.length);
document.write('<img src="'+myimages[ry]+'" border=0 alt="header">');
}
function getWindowHeight() {
	var windowHeight=0;
		if (typeof(window.innerHeight)=='number') {
			windowHeight=window.innerHeight;
		}
		else {
			if (document.documentElement&&
				document.documentElement.clientHeight) {
					windowHeight=
					document.documentElement.clientHeight;
			}
			else {
				if (document.body&&document.body.clientHeight) {
						windowHeight=document.body.clientHeight;
				}
			}
		}
		return windowHeight-20;
	}

function setFooter() {
	if (document.getElementById) {
		var windowHeight=getWindowHeight();
		if (windowHeight>0) {
			var contentHeight=
			document.getElementById('content').offsetHeight;
			var footerElement=
			document.getElementById('footer');
			var footerHeight=footerElement.offsetHeight;
			if (windowHeight-(contentHeight+footerHeight)>=0) {
				footerElement.style.position='relative';
				footerElement.style.top=(windowHeight-
				(contentHeight+footerHeight))+'px';
			}
			else {
				footerElement.style.position='static';
			}
		}
	}
}
getWindowHeight();
window.onload = function() {
  setFooter();
}
window.onresize = function() {
  setFooter();
}