var pagetop_left = 703;
var pagetop_top = 364;
var pagetop_timerID;
xAddEventListener(window, 'load', pagetopTopDoing, true);

function pagetopTopDoing(){
	
	var now_top;
	var ta_top;
	
	clearTimeout(pagetop_timerID);
	pagetop_timerID = setTimeout("pagetopTopDoing()",10);
	//window.alert("ok");
	if(document.all) {
		now_top = document.body.parentNode.scrollTop;
	}
	else if(document.layers) {
		now_top = window.pageYOffset;
	}
	else if(document.getElementById) {
		now_top = window.pageYOffset;
	}
	
	ta_top = now_top + 364;
	pagetop_top = pagetop_top + (ta_top - pagetop_top) / 4;
	
	moveLAYER("pagetop", pagetop_left, pagetop_top);
}


function moveLAYER(idName,x,y){
	
    if(document.getElementById){
     	document.getElementById(idName).style.left = x+'px';
     	document.getElementById(idName).style.top = y+'px';
    }
    else if(document.all){
     	document.all(idName).style.pixelLeft = x;
     	document.all(idName).style.pixelTop = y;
    }
    else if(document.layers){
     	document.layers[idName].moveTo(x,y);
	}
}

function getINNERWIDTH(){
	if(window.opera){
		return window.innerWidth;          //o6,o7
	}else if(document.all){
		return document.body.clientWidth;  //e4,e5,e6
	}else if(document.layers){
		return window.innerWidth;          //n4
	}else if(document.getElementById){
		return  window.innerWidth;         //n6,n7,m1,s1
	}
	return null;
}

function getINNERHEIGHT(){
	if(window.opera){
		return window.innerHeight;         //o6,o7
	}else if(document.all){
		return document.body.clientHeight; //e4,e5,e6
	}else if(document.layers){
		return  window.innerHeight;        //n4
	}else if(document.getElementById){
		return window.innerHeight;         //n6,n7,m1,s1
	}
	return null;
}