var isDOM = (document.getElementById ? true : false);
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);
var isNS = navigator.appName == "Netscape";
var yMenuFrom, yMenuTo, yOffset, timeoutNextCheck
function getRef(id) {
	if (isDOM) return document.getElementById(id);
	if (isIE4) return document.all[id];
	if (isNS4) return document.layers[id];
}

function moveRightEdge() {
	
	if (isNS4) {
		yMenuFrom   = divMenuSigna.top;
		yMenuTo     = windows.pageYOffset + banner_top_range	; 
	} else if (isDOM) {
		yMenuFrom   = parseInt (divMenuSigna.style.top);
		yMenuTo     = (isNS ? window.pageYOffset : document.documentElement.scrollTop) + banner_top_range; 
		
	}
	timeoutNextCheck = 500;
	var today = new Date();
	if (yMenuFrom != yMenuTo) {
		yOffset = Math.ceil(Math.abs(yMenuTo - yMenuFrom) / 20);
		if (yMenuTo < yMenuFrom)
			yOffset = -yOffset;
		if (isNS4)
			divMenuSigna.top += yOffset;
		else if (isDOM)
			divMenuSigna.style.top = (parseInt (divMenuSigna.style.top, 0) + yOffset) + 'px';

		//alert(divMenuSigna.style.top);
			timeoutNextCheck = 10;
	}
	setTimeout(function(){moveRightEdge()}, 10);
	//setTimeout ("moveRightEdge()", timeoutNextCheck);
}

if (isNS4) {
	var divMenuSigna = document["divMenuSigna"];
	divMenuSigna.top = (top.pageYOffset + 0) + 'px';
	divMenuSigna.left = (((screen.width - 810)/2) + 795) + 'px';
	//alert(divMenuSigna.left);
	divMenuSigna.visibility = "visible";
	moveRightEdge();
} else if (isDOM) {
	var divMenuSigna = document.getElementById('divMenuSigna');
	divMenuSigna.style.top = ((isNS ? window.pageYOffset : document.body.scrollTop) + 0) + 'px' ;
	divMenuSigna.style.left = (((screen.width - 810)/2) -103) + 'px' ;
	//alert(divMenuSigna.style.left);
	divMenuSigna.style.visibility = "visible";
	moveRightEdge();
}

function moveLeftEdge() {

	if (isNS4) {
		yMenuFrom   = divMenuSigna2.top;
		yMenuTo     = windows.pageYOffset + banner_top_range	;
	} else if (isDOM) {
		yMenuFrom   = parseInt (divMenuSigna2.style.top);
		yMenuTo     = (isNS ? window.pageYOffset : document.documentElement.scrollTop) + banner_top_range;

	}
	timeoutNextCheck = 500;
	var today = new Date();
	if (yMenuFrom != yMenuTo) {
		yOffset = Math.ceil(Math.abs(yMenuTo - yMenuFrom) / 20);
		if (yMenuTo < yMenuFrom)
			yOffset = -yOffset;
		if (isNS4)
			divMenuSigna2.top += yOffset;
		else if (isDOM)
			divMenuSigna2.style.top = (parseInt (divMenuSigna2.style.top, 0) + yOffset) + 'px';

		//alert(divMenuSigna2.style.top);
			timeoutNextCheck = 10;
	}
	setTimeout(function(){moveLeftEdge()}, 10);
	//setTimeout ("moveLeftEdge()", timeoutNextCheck);
}

if (isNS4) {
	var divMenuSigna2 = document["divMenuSigna2"];
	divMenuSigna2.top = (top.pageYOffset + 0) + 'px';
	divMenuSigna2.left = (((screen.width - 810)/2) + 700) + 'px';
	//alert(divMenuSigna2.left);
	divMenuSigna2.visibility = "visible";
	moveLeftEdge();
} else if (isDOM) {
	var divMenuSigna2 = document.getElementById('divMenuSigna2');
	divMenuSigna2.style.top = ((isNS ? window.pageYOffset : document.body.scrollTop) + 0) + 'px' ;
	divMenuSigna2.style.left = (((screen.width - 810)/2) + 790) + 'px' ;
	//alert(divMenuSigna2.style.left);
	divMenuSigna2.style.visibility = "visible";
	moveLeftEdge();
}