<html>
<body>
<script type="text/javascript">
function showColor() {
document.write(this.color);
}
function createCar(sColor,iDoors,iMpg) {
var oTempCar = new Object;
oTempCar.color = sColor;
oTempCar.doors = iDoors;
oTempCar.mpg = iMpg;
oTempCar.showColor = showColor;
return oTempCar;
var oCar1 = createCar("red",4,23);
var oCar2 = createCar("blue",3,25);
oCar1.showColor();
document.write("<br />")
oCar2.showColor();
</script>
</body>
</html>