function expand() {
	document.getElementById("expandImg").style.display ="none"
	document.getElementById("filterTable").style.display ="block"
}
function collapse() {
	document.getElementById("expandImg").style.display ="block"
	document.getElementById("filterTable").style.display ="none"
}

function changeSelect(type, value) {
	if (value!="") {
		if (type==1) {
			document.getElementById("month_frame").selectedIndex = 0
			document.getElementById("year_frame").selectedIndex = 0
		} else {
			document.getElementById("time_frame").selectedIndex = 0
		}
	}
}