function resize(){  
	var frame = document.getElementById("left");
	var frame2 = document.getElementById("right");  
	var htmlheight = document.body.parentNode.scrollHeight;  
	var windowheight = window.innerHeight;  
	if ( htmlheight < windowheight ) { 
		document.body.style.height = windowheight + "px"; 
		frame.style.height = windowheight + "px";
		frame2.style.height = windowheight + "px"; }  
	else { 
		document.body.style.height = htmlheight + "px"; 
		frame.style.height = htmlheight + "px";
		frame2.style.height = htmlheight + "px"; }  
} 
function showLeft() {
	var left = document.getElementById("leftArr");
	left.style.visibility = 'visible';
}
function hideLeft() {
	var left = document.getElementById("leftArr");
	left.style.visibility = 'hidden';
}
function goLeft(where) {
	hideLeft();
	document.location=where;
}
function goRight(where)    {
	hideRight();
	document.location=where;
}
function showRight() {
	var right = document.getElementById("rightArr");
	right.style.visibility = 'visible';
}
function hideRight() {
	var right = document.getElementById("rightArr");
	right.style.visibility = 'hidden';
}
function goHome() {
	document.location='../index.html';
}
function goHomeS() {
	document.location='index.html';
}