bottomzipcode 	= document.getElementById("bottomzipcode");

if (zipvalue == ""){
	bottomzipcode.style.color	= "#999";
	bottomzipcode.style.fontStyle = "italic";
	bottomzipcode.value 	= "Zip Code";
} else {
	bottomzipcode.style.color	= "#000";
	bottomzipcode.style.fontStyle = "normal";
	bottomzipcode.value 	= zipvalue;
}