var agt = navigator.userAgent.toLowerCase();
var w3c = (document.getElementById) ? true : false;

function getRef (obj) {
	if(typeof obj == "string")
		obj = (w3c) ? document.getElementById(obj) : document.all(obj);
	return obj;
}

function cnSwap (elm, fState) {
	getRef(elm).style.backgroundImage = (fState=="focus") ? "url(/images/carrythecolors/field_back_focus.gif)" : "url(/images/carrythecolors/field_back.gif)";
	getRef(elm).style.color = (fState=="focus") ? "#1b2a4b" : "#e2d8af";
}