var isDOM = (document.getElementById ? true : false);
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);
var isNS = navigator.appName == "Netscape";

function getRef(id) {
        if (isDOM) return document.getElementById(id);
        if (isIE4) return document.all[id];
        if (isNS4) return document.layers[id];}

function moveRightEdge() {
        var yMenuFrom, yMenuTo, yOffset, timeoutNextCheck;

        if (isNS4) {
                yMenuFrom   = divMenu.top;
                yMenuTo     = windows.pageYOffset + 137;
        } else if (isDOM) {
                yMenuFrom   = parseInt (divMenu.style.top, 10);
                yMenuTo     = (isNS ? window.pageYOffset : document.body.scrollTop) + 470;  //distance from top.
        }
        timeoutNextCheck = 50;

        if (yMenuFrom != yMenuTo) {
                yOffset = Math.ceil(Math.abs(yMenuTo - yMenuFrom) / 10);//Specify the floating Speed high=0,slow=500. etc
                if (yMenuTo < yMenuFrom)
                yOffset = -yOffset;
                if (isNS4)
                divMenu.top += yOffset;
                else if (isDOM)
                divMenu.style.left =  970;//Specifies the distance of the floating object from left.

                divMenu.style.top = parseInt (divMenu.style.top, 10) + yOffset;
                timeoutNextCheck = 0; //Specifies the speed of reaction .
        }
        setTimeout ("moveRightEdge()", timeoutNextCheck);}