function set(setDiv) {
	var setDiv = document.getElementById(setDiv);
	setDiv.style.display = (setDiv.style.display == "block") ? "none" : "block";
}
function sh(pnDiv) {
	var pn_Div = document.getElementById(pnDiv);
	pn_Div.style.display = "block";
}

function hd(plDiv) {
	var pl_Div = document.getElementById(plDiv);
	pl_Div.style.display = "none";
}