fixLift = function()
{
	if(document.body.clientWidth <= 999)
	{
		//alert(document.body.clientWidth);
		document.getElementById("lift").style.backgroundAttachment = "scroll";
	}
	else
	{
		document.getElementById("lift").style.backgroundAttachment = "fixed";
	}
}


window.onresize = window.onload = function()
{
	fixLift();
}