var showflag = 0;

function showFlag() {
	showflag = 1;
}

function hideFlag() {
	showflag = 0;
}

function hideSwitch() {
	if(!showflag) {
		MM_showHideLayers('dv01','','hide','dv02','','hide','dv08','','hide');
	}
}

function hideAll() {
	MM_showHideLayers('dv01','','hide','dv02','','hide','dv08','','hide');
}