function init(a){
var a=a;
var x;
document.body.scroll = "no";

if(document.getElementById("up"))document.getElementById("up").style.visibility="hidden";
if(document.getElementById("down"))document.getElementById("down").style.visibility="hidden";


//0,0,concepts,consulting,contacts,curriculum,competitions,constructions,copyright
if(screen.height<768) var heights = new Array(0,0,807,751,650,1297,1379,1549,0);
else var heights = new Array(0,0,767,711,0,1257,1349,1509,0);

if(a==10){
var pool = new Array("top","archt","arch","navit","navi","main","fueller");
var reltop = new Array(0,100,130,100,130,100,350);
var relleft = new Array(0,0,0,50,50,170,50);
var oriwidth = new Array(800,50,50,120,120,630,750);
var oriheight = new Array(100,30,320,30,320,250,100);
}

else if(a==11){
var pool = new Array("top","archt","arch","navit","navi","main","fueller");
var reltop = new Array(0,100,130,100,130,100,0);
var relleft = new Array(0,0,0,50,50,170,0);
var oriwidth = new Array(800,50,50,120,120,630,0);
var oriheight = new Array(100,30,320,30,320,350,0);
}

else{

var pool = new Array("top","archt","arch","navit","navi","main","fueller","updown", "layer");
var reltop = new Array(0,100,130,100,130,100,0,530,100);
var relleft = new Array(0,0,0,50,50,170,0,150,170);
var oriwidth = new Array(800,50,50,120,120,630,0,20,630);
var oriheight = new Array(100,30,320,30,320,470,0,40,470);
	}


		if(document.body.offsetHeight){
			//alert("03");
			var h = document.body.offsetHeight;
			var w = document.body.offsetWidth;
		}
		else {
			//alert("04");
			var h = window.innerHeight;
			var w = window.innerWidth;
		}
		
		
	for (i=0;i<pool.length;i++){
			
		if(document.getElementById(pool[i])){
				
			if(pool[i]=="updown"){
				
					document.getElementById(pool[i]).style.width = oriwidth[i];
					document.getElementById(pool[i]).style.height = oriheight[i];
					document.getElementById(pool[i]).style.left = (w/2)-((oriwidth[0])/2)+relleft[i];
				if(screen.height<768){
					document.getElementById(pool[i]).style.top = (h/2)-((oriheight[0]+oriheight[2])/2)+reltop[i]-155;
				}
				else {
					document.getElementById(pool[i]).style.top = (h/2)-((oriheight[0]+oriheight[2])/2)+reltop[i]-80;
				}
			}
			else{
				document.getElementById(pool[i]).style.width = oriwidth[i];
				document.getElementById(pool[i]).style.height = oriheight[i];
				document.getElementById(pool[i]).style.left = (w/2)-((oriwidth[0])/2)+relleft[i];
				document.getElementById(pool[i]).style.top = (h/2)-((oriheight[0]+oriheight[2])/2)+reltop[i]-80;
			}
		}
	
	}
	
	
var divs = new Array ("navi", "arch", "navit", "archt", "fueller", "main", "top", "updown")

for (x=0;x<divs.length;x++){
	if(document.getElementById(divs[x]))document.getElementById(divs[x]).style.visibility = "visible";
}
if (a<10){
if (parseInt(document.getElementById("content").style.top) < 0){document.getElementById("up").style.visibility="visible";}

if(parseInt(document.getElementById("content").style.top)>=parseInt(document.getElementById("main").style.height)-heights[a])
{document.getElementById("down").style.visibility="visible";}
	
toggle(a);
}
}