function changeMap(ShowDiv) {

	if (ShowDiv == "blizzard_warning") {
	document.getElementById ("blizzard_warning").style.display="block";
	document.getElementById ("blizzard_watch").style.display="none";
	document.getElementById ("freeze_warning").style.display="none";
	document.getElementById ("freeze_watch").style.display="none";
	document.getElementById ("frost_advisory").style.display="none";
	document.getElementById ("highwind_warning").style.display="none";
	document.getElementById ("highwind_watch").style.display="none";
	document.getElementById ("warnings").style.display="none";
	document.getElementById ("watches").style.display="none";
	document.getElementById ("winteradvisory").style.display="none";

}
 else if (ShowDiv == "blizzard_watch") {
	document.getElementById ("blizzard_warning").style.display="none";
	document.getElementById ("blizzard_watch").style.display="block";
	document.getElementById ("freeze_warning").style.display="none";
	document.getElementById ("freeze_watch").style.display="none";
	document.getElementById ("frost_advisory").style.display="none";
	document.getElementById ("highwind_warning").style.display="none";
	document.getElementById ("highwind_watch").style.display="none";
	document.getElementById ("warnings").style.display="none";
	document.getElementById ("watches").style.display="none";
	document.getElementById ("winteradvisory").style.display="none";

}
 else if (ShowDiv == "freeze_warning") {
	document.getElementById ("blizzard_warning").style.display="none";
	document.getElementById ("blizzard_watch").style.display="none";
	document.getElementById ("freeze_warning").style.display="block";
	document.getElementById ("freeze_watch").style.display="none";
	document.getElementById ("frost_advisory").style.display="none";
	document.getElementById ("highwind_warning").style.display="none";
	document.getElementById ("highwind_watch").style.display="none";
	document.getElementById ("warnings").style.display="none";
	document.getElementById ("watches").style.display="none";
	document.getElementById ("winteradvisory").style.display="none";

}
 else if (ShowDiv == "freeze_watch") {
	document.getElementById ("blizzard_warning").style.display="none";
	document.getElementById ("blizzard_watch").style.display="none";
	document.getElementById ("freeze_warning").style.display="none";
	document.getElementById ("freeze_watch").style.display="block";
	document.getElementById ("frost_advisory").style.display="none";
	document.getElementById ("highwind_warning").style.display="none";
	document.getElementById ("highwind_watch").style.display="none";
	document.getElementById ("warnings").style.display="none";
	document.getElementById ("watches").style.display="none";
	document.getElementById ("winteradvisory").style.display="none";

}
 else if (ShowDiv == "frost_advisory") {
	document.getElementById ("blizzard_warning").style.display="none";
	document.getElementById ("blizzard_watch").style.display="none";
	document.getElementById ("freeze_warning").style.display="none";
	document.getElementById ("freeze_watch").style.display="none";
	document.getElementById ("frost_advisory").style.display="block";
	document.getElementById ("highwind_warning").style.display="none";
	document.getElementById ("highwind_watch").style.display="none";
	document.getElementById ("warnings").style.display="none";
	document.getElementById ("watches").style.display="none";
	document.getElementById ("winteradvisory").style.display="none";

}
 else if (ShowDiv == "highwind_warning") {
	document.getElementById ("blizzard_warning").style.display="none";
	document.getElementById ("blizzard_watch").style.display="none";
	document.getElementById ("freeze_warning").style.display="none";
	document.getElementById ("freeze_watch").style.display="none";
	document.getElementById ("frost_advisory").style.display="none";
	document.getElementById ("highwind_warning").style.display="block";
	document.getElementById ("highwind_watch").style.display="none";
	document.getElementById ("warnings").style.display="none";
	document.getElementById ("watches").style.display="none";
	document.getElementById ("winteradvisory").style.display="none";

}
 else if (ShowDiv == "highwind_watch") {
	document.getElementById ("blizzard_warning").style.display="none";
	document.getElementById ("blizzard_watch").style.display="none";
	document.getElementById ("freeze_warning").style.display="none";
	document.getElementById ("freeze_watch").style.display="none";
	document.getElementById ("frost_advisory").style.display="none";
	document.getElementById ("highwind_warning").style.display="none";
	document.getElementById ("highwind_watch").style.display="block";
	document.getElementById ("warnings").style.display="none";
	document.getElementById ("watches").style.display="none";
	document.getElementById ("winteradvisory").style.display="none";

}
 else if (ShowDiv == "warnings") {
	document.getElementById ("blizzard_warning").style.display="none";
	document.getElementById ("blizzard_watch").style.display="none";
	document.getElementById ("freeze_warning").style.display="none";
	document.getElementById ("freeze_watch").style.display="none";
	document.getElementById ("frost_advisory").style.display="none";
	document.getElementById ("highwind_warning").style.display="none";
	document.getElementById ("highwind_watch").style.display="none";
	document.getElementById ("warnings").style.display="block";
	document.getElementById ("watches").style.display="none";
	document.getElementById ("winteradvisory").style.display="none";

}
 else if (ShowDiv == "watches") {
	document.getElementById ("blizzard_warning").style.display="none";
	document.getElementById ("blizzard_watch").style.display="none";
	document.getElementById ("freeze_warning").style.display="none";
	document.getElementById ("freeze_watch").style.display="none";
	document.getElementById ("frost_advisory").style.display="none";
	document.getElementById ("highwind_warning").style.display="none";
	document.getElementById ("highwind_watch").style.display="none";
	document.getElementById ("warnings").style.display="none";
	document.getElementById ("watches").style.display="block";
	document.getElementById ("winteradvisory").style.display="none";

}
 else if (ShowDiv == "winteradvisory") {
	document.getElementById ("blizzard_warning").style.display="none";
	document.getElementById ("blizzard_watch").style.display="none";
	document.getElementById ("freeze_warning").style.display="none";
	document.getElementById ("freeze_watch").style.display="none";
	document.getElementById ("frost_advisory").style.display="none";
	document.getElementById ("highwind_warning").style.display="none";
	document.getElementById ("highwind_watch").style.display="none";
	document.getElementById ("warnings").style.display="none";
	document.getElementById ("watches").style.display="none";
	document.getElementById ("winteradvisory").style.display="block";

}

document.getElementById(ShowDiv).style.display="block";
}