var ti,vpw,vph;var dfall=null;var dcapt=null;var dcover=null;var dnav=null;
function getElem(x) {
	var elem;
	if(document.getElementById) elem = document.getElementById(x);
	else if(document.all) elem = document.all[x];
	else if(document.layers) elem = document.layers[x];
	return elem;
}
function screenSize() {
	if (typeof window.innerWidth != 'undefined'){vph = window.innerHeight; vpw = window.innerWidth;}
	else if (typeof document.documentElement != 'undefined' && typeof document.documentElement.clientWidth!='undefined' && document.documentElement.clientWidth!=0){vph = document.documentElement.clientHeight; vpw = document.documentElement.clientWidth;}
	else{vph = document.getElementsByTagName('body')[0].clientHeight; vpw = document.getElementsByTagName('body')[0].clientWidth;}
}
function doMove() {
	clearTimeout(ti);
	var dfax=parseInt(dfall.style.top);
	var dcax=parseInt(dcapt.style.top);
	var dcox=parseInt(dcover.style.left);
	var dn=parseInt(dnav.style.left);
	if(dfax<=vph+10){
		dfax+=13;
		dfall.style.top = dfax+'px';
		var ti=setTimeout(doMove,25);
	} else if(dcax<140){
		dcax+=10;
		if(dcox>=140)dcox=140;
		dcapt.style.top = dcax+'px';
		var ti=setTimeout(doMove,25);
	} else if(dcox>361){
		dcox-=20;
		if(dcox<=361)dcox=361;
		dcover.style.left = dcox+'px';
		var ti=setTimeout(doMove,20);
	} else if(dn<0){
		dn+=20;
		if(dn>=0)dn=0;
		dnav.style.left = dn+'px';
		var ti=setTimeout(doMove,40);
	}
}
function init() {
	screenSize();
	dfall = getElem('fall');
	dcapt = getElem('capt');
	dcover = getElem('cover');
	dnav = getElem('nav');
	dfall.style.top = '-108px';
	dfall.style.display = 'block';
	dcapt.style.top = '-200px';
	dcapt.style.display = 'block';
	dcover.style.left = vpw+239+'px';
	dcover.style.display = 'block';
	dnav.style.left = '-239px';
	dnav.style.display = 'block';
	var ti=setTimeout(doMove,20);
}