function mouseXandY(e)
{
	var posx = 0;
	var posy = 0;

	if (!e) var e = window.event;

	if(!(e === undefined))
	{
		if (e.pageX || e.pageY) 	{
			posx = e.pageX;
			posy = e.pageY;
		}
		else if (e.clientX || e.clientY) 	
		{

			posx = e.clientX + document.body.scrollLeft
				+ document.documentElement.scrollLeft;
			posy = e.clientY + document.body.scrollTop
				+ document.documentElement.scrollTop;
		}


		oPreview = document.getElementById('divRoomPreview');
		oFloorplans = document.getElementById('divFloorPlans');

		if(oPreview)
		{
			oPreview.style.left = (0 - oFloorplans.offsetLeft + posx + 40) + 'px';
			oPreview.style.top = (0 - oFloorplans.offsetTop + posy + 15) + 'px';
		}
	}
}

window.onmousemove = mouseXandY;
document.onmousemove = mouseXandY;