// JavaScript Document

function revealmarket(x) {
	if (x == 2006) {
		var y = 2007;
		var z = 2008;
		var zz = 2009;
	}
	else if (x == 2007) {
		var y = 2006;
		var z = 2008;
		var zz = 2009;
	}
	else if (x == 2008) {
		var y = 2006;
		var z = 2007;
		var zz = 2009;
	}
	else {
		var y = 2006;
		var z = 2007;
		var zz = 2008;
	}
	var a = "data_"+x;
	var b = "data_"+y;
	var c = "data_"+z;
	var d = "data_"+zz;
	document.getElementById(a).style.display = "block";
	document.getElementById(b).style.display = "none";
	document.getElementById(c).style.display = "none";
	document.getElementById(d).style.display = "none";
}

function setfield(x) {
	document.getElementById("selectedyear").value = x;
}