persistant cookie and make x browser compat?

I need help to set a persistant cookie for this script and get it working in Ie. please help?

[quote]<div id="root1" style="position:absolute;"><img src="http://i14.photobucket.com/albums/a345/Instar/RedFlag.gif
"></div>
<div id="root2" style="position:absolute;"><img src="http://i14.photobucket.com/albums/a345/Instar/RedFlag.gif
"></div>
<div id="root3" style="position:absolute;"><img src="http://i14.photobucket.com/albums/a345/Instar/RedFlag.gif
"></div>
<div id="root4" style="position:absolute;"><img src="http://i14.photobucket.com/albums/a345/Instar/RedFlag.gif
"></div>
<div id="root5" style="position:absolute;"><img src="http://i14.photobucket.com/albums/a345/Instar/RedFlag.gif
"></div>
<div id="root6" style="position:absolute;"><img src="http://i14.photobucket.com/albums/a345/Instar/RedFlag.gif
"></div>
<div id="root7" style="position:absolute;"><img src="http://i14.photobucket.com/albums/a345/Instar/RedFlag.gif
"></div>
<div id="root8" style="position:absolute;"><img src="http://i14.photobucket.com/albums/a345/Instar/RedFlag.gif
"></div>
<div id="root9" style="position:absolute;"><img src="http://i14.photobucket.com/albums/a345/Instar/RedFlag.gif
"></div>
<div id="root10" style="position:absolute;"><img src="http://i14.photobucket.com/albums/a345/Instar/RedFlag.gif
"></div>

<script>
var Drag = {

obj : null,

init : function(o, oRoot, minX, maxX, minY, maxY, bSwapHorzRef, bSwapVertRef, fXMapper, fYMapper)
{
o.onmousedown = Drag.start;

o.hmode = bSwapHorzRef ? false : true ;
o.vmode = bSwapVertRef ? false : true ;

o.root = oRoot && oRoot != null ? oRoot : o ;

if (o.hmode && isNaN(parseInt(o.root.style.left ))) o.root.style.left = "0px";
if (o.vmode && isNaN(parseInt(o.root.style.top ))) o.root.style.top = "0px";
if (!o.hmode && isNaN(parseInt(o.root.style.right ))) o.root.style.right = "0px";
if (!o.vmode && isNaN(parseInt(o.root.style.bottom))) o.root.style.bottom = "0px";

o.minX = typeof minX != 'undefined' ? minX : null;
o.minY = typeof minY != 'undefined' ? minY : null;
o.maxX = typeof maxX != 'undefined' ? maxX : null;
o.maxY = typeof maxY != 'undefined' ? maxY : null;

o.xMapper = fXMapper ? fXMapper : null;
o.yMapper = fYMapper ? fYMapper : null;

o.root.onDragStart = new Function();
o.root.onDragEnd = new Function();
o.root.onDrag = new Function();
},

start : function(e)
{
var o = Drag.obj = this;
e = Drag.fixE(e);
var y = parseInt(o.vmode ? o.root.style.top : o.root.style.bottom);
var x = parseInt(o.hmode ? o.root.style.left : o.root.style.right );
o.root.onDragStart(x, y);

o.lastMouseX = e.clientX;
o.lastMouseY = e.clientY;

if (o.hmode) {
if (o.minX != null) o.minMouseX = e.clientX - x + o.minX;
if (o.maxX != null) o.maxMouseX = o.minMouseX + o.maxX - o.minX;
} else {
if (o.minX != null) o.maxMouseX = -o.minX + e.clientX + x;
if (o.maxX != null) o.minMouseX = -o.maxX + e.clientX + x;
}

if (o.vmode) {
if (o.minY != null) o.minMouseY = e.clientY - y + o.minY;
if (o.maxY != null) o.maxMouseY = o.minMouseY + o.maxY - o.minY;
} else {
if (o.minY != null) o.maxMouseY = -o.minY + e.clientY + y;
if (o.maxY != null) o.minMouseY = -o.maxY + e.clientY + y;
}

document.onmousemove = Drag.drag;
document.onmouseup = Drag.end;

return false;
},

drag : function(e)
{
e = Drag.fixE(e);
var o = Drag.obj;

var ey = e.clientY;
var ex = e.clientX;
var y = parseInt(o.vmode ? o.root.style.top : o.root.style.bottom);
var x = parseInt(o.hmode ? o.root.style.left : o.root.style.right );
var nx, ny;

if (o.minX != null) ex = o.hmode ? Math.max(ex, o.minMouseX) : Math.min(ex, o.maxMouseX);
if (o.maxX != null) ex = o.hmode ? Math.min(ex, o.maxMouseX) : Math.max(ex, o.minMouseX);
if (o.minY != null) ey = o.vmode ? Math.max(ey, o.minMouseY) : Math.min(ey, o.maxMouseY);
if (o.maxY != null) ey = o.vmode ? Math.min(ey, o.maxMouseY) : Math.max(ey, o.minMouseY);

nx = x + ((ex - o.lastMouseX) * (o.hmode ? 1 : -1));
ny = y + ((ey - o.lastMouseY) * (o.vmode ? 1 : -1));

if (o.xMapper) nx = o.xMapper(y)
else if (o.yMapper) ny = o.yMapper(x)

Drag.obj.root.style[o.hmode ? "left" : "right"] = nx + "px";
Drag.obj.root.style[o.vmode ? "top" : "bottom"] = ny + "px";
Drag.obj.lastMouseX = ex;
Drag.obj.lastMouseY = ey;

Drag.obj.root.onDrag(nx, ny);
return false;
},

end : function()
{
document.onmousemove = null;
document.onmouseup = null;
Drag.obj.root.onDragEnd( parseInt(Drag.obj.root.style[Drag.obj.hmode ? "left" : "right"]),
parseInt(Drag.obj.root.style[Drag.obj.vmode ? "top" : "bottom"]));
Drag.obj = null;
},

fixE : function(e)
{
if (typeof e == 'undefined') e = window.event;
if (typeof e.layerX == 'undefined') e.layerX = e.offsetX;
if (typeof e.layerY == 'undefined') e.layerY = e.offsetY;
return e;
}
};

var objects = new Array("root1", "root2","root3","root4","root5","root6","root7","root8","root9","root10");
for(i=0;i<objects.length;i++){
Drag.init(document.getElementById(objects[i]));
document.getElementById(objects[i]).onDragStart = function (x,y) {window.status = 'start';}
document.getElementById(objects[i]).onDragEnd = function (x,y) {window.status = x+","+y}
}
</script>
[/quote]

Anyone? help? please?