function showAstmCar() {
  var scrw = screen.width;
  var scrh = screen.height;
  var carwinw = 600;
  var carwinh = 500;
  
  var carleft = (scrw - carwinw) / 2;
  var cartop = (scrh - carwinh) / 2;
  
  var carWin = window.open("standard_shopingcar.html","newCarWin","toolbar=0,menubar=0,location=0,status=1,width=" +carwinw + ",height=" + carwinh + ",scrollbars=0,resizable=1,left=" + carleft + ",top=" + cartop);
}


function divDispCont(divid) {
	var tar_div = document.getElementById(divid);
	if(tar_div.style.display == "none") {
		tar_div.style.display = "block";
	} else {
		tar_div.style.display = "none";
	}
}