function expand() {
	document.getElementById("expandImg").style.display ="none"
	document.getElementById("filterTable").style.display ="block"
	document.cookie = "##"+document.getElementById("filterTable").style.display+"##";

}
function collapse() {
	document.getElementById("expandImg").style.display ="block"
	document.getElementById("filterTable").style.display ="none"
	document.cookie = "##"+document.getElementById("filterTable").style.display+"##";
}

function setCookie(){
	//alert(document.cookie)
	var strCookie = document.cookie.split("##")
	if(strCookie[1] == "block") {
	    document.getElementById("filterTable").style.display = "block";
		document.getElementById("expandImg").style.display ="none"

	} else {
		document.getElementById("filterTable").style.display = "none";
		document.getElementById("expandImg").style.display ="block"

	}
}