// JavaScript Document

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

var Navi={
	init:function() {
		this.targ=document.getElementById('gotop');
		this.isne=(typeof( window.pageYOffset ) == 'number')? true : false;
	},
	repos:function() {
		//var x = (document.body.offsetWidth / 2) - (Navi.targ.offsetWidth / 2);
		//var x = (document.body.offsetWidth / 2)+250;
		//var y = Navi.viewportHeight() - Navi.targ.offsetHeight;
		//var y = Navi.viewportHeight()*.6;
		var y = 270;
		var scrotop=(Navi.isne)? scrotop=window.pageYOffset : document.documentElement.scrollTop;
		
		y+=scrotop;
		
		
		//Navi.targ.style.left = x+'px';
		Navi.targ.style.top = y+'px';
	},
	viewportHeight: function() {
		return self.innerHeight || (document.documentElement.clientHeight || document.body.clientHeight);
	}
}

function init() {
	Navi.init();
	setInterval("Navi.repos();", 100);
}

window.onload=init;