var pozice;
var moveImg;

function startScroll() {
	
	if(moveImg) clearInterval(moveImg);
	pozice = 100;
	sH(bottomText,(winH()-357));
	moveImg = window.setInterval('doIt();',50);
}

function home(arg) {
	pozice = 197;
	sH(bottomText,0);
	sY(bottomText,-10);
}

function doIt() {
	if (gY(linx) < pozice) {
		novapozice = gY(linx) - Math.floor((gY(linx) - pozice) / 10);
		sY(linx,novapozice);
		umisteniDivu();
	}
	if (gY(linx) > pozice) {
		novapozice = gY(linx) - Math.ceil((gY(linx) - pozice) / 10);
		sY(linx,novapozice);
		umisteniDivu();
	}
}

function umisteniDivu() {
	sY(galerie,gY(linx)+34);
	sY(lx,gY(linx)+238);
	sY(lxA,gY(linx)+238);
	sY(lxB,gY(linx)+238);
	sY(bottom,gY(linx)+257);
	sY(bottomText,gY(linx)+257);
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		id0102a_over = newImage("images/0102a-over.gif");
		id0103a_over = newImage("images/0103a-over.gif");
		id0201_over = newImage("images/0201-over.gif");
		id0202_over = newImage("images/0202-over.gif");
		id0203_over = newImage("images/0203-over.gif");
		id0204_over = newImage("images/0204-over.gif");
		id05aktivity_over = newImage("images/05aktivity-over.gif");
		id05clenstvi_over = newImage("images/05clenstvi-over.gif");
		id05stanovy_over = newImage("images/05stanovy-over.gif");
		id05internet_over = newImage("images/05internet-over.gif");
		id05kultura_over = newImage("images/05kultura-over.gif");
		id05trrec_over = newImage("images/05trrec-over.gif");
		preloadFlag = true;
	}
}


d=document;l=(d.layers)?1:0;op=navigator.userAgent.toLowerCase().indexOf('opera')!=-1;ie=(d.all)?1:0;
function gE(e,f){if(l){f=(f)?f:self;var V=f.document.layers;if(V[e])return V[e];for(var W=0;W<V.length;)t=gE(e,V[W++]);return t;}if(d.all)return d.all[e];return d.getElementById(e);}


function sE(e){if(l)e.visibility='show';else e.style.visibility='visible';}
function hE(e){if(l)e.visibility='hide';else e.style.visibility='hidden';}


function sX(e,x){if(l)e.left=x;else if(op)e.style.pixelLeft=x;else e.style.left=x+'px';}								
function gX(e){if(l)return e.left;else if(op)return e.style.pixelLeft;else return parseInt(e.style.left);}				
function sY(e,y){if(l)e.top=y;else if(op)e.style.pixelTop=y;else e.style.top=y+'px';}									
function gY(e){if(l)return e.top;else if(op)return e.style.pixelTop;else return parseInt(e.style.top);}					
function sW(e,w){if(l)e.clip.width=w;else if(op)e.style.pixelWidth=w;else e.style.width=w;}								
function gW(e){if(l)return e.clip.width;else if(op)return e.style.pixelWidth;else return parseInt(e.style.width);}		
function sH(e,h){if(l)e.clip.height=h;else if(op)e.style.pixelHeight=h;else e.style.height=h;}							
function gH(e){if(l)return e.clip.height;else if(op)return e.style.pixelHeight;else return parseInt(e.style.height);}	

function wH(e,h){if(l){Y=e.document;Y.write(h);Y.close();}if(e.innerHTML)e.innerHTML=h;}
function sC(e,t,r,b,x){if(l){X=e.clip;X.top=t;X.right=r;X.bottom=b;X.left=x;}else e.style.clip='rect('+t+'px '+r+'px '+b+'px '+x+'px)';}


function winW(){if(window.innerWidth)return window.innerWidth;else return d.body.clientWidth;}
function winH(){if(window.innerHeight)return window.innerHeight;else return d.body.clientHeight;}
function winL(){if(ie)return d.body.scrollLeft;else return window.pageXOffset;}
function winT(){if(ie)return d.body.scrollTop;else return window.pageYOffset;}