function changeFormState() {
	var state = document.options.state.value;
	var type = document.options.type.value;
	var year = document.options.year.value;
	var month_regular = document.options.month_regular.value;
	var month_2003 = document.options.month_2003.value;
	var month_2009 = document.options.month_2009.value;
	if(month_2009!=''){
		var month = month_2009
	}
	else if(month_2003!=''){
		var month = month_2003
	}
	else{
		var month = month_regular
	}
	var season = document.options.season.value;
	var map_month3 = document.options.map_month3.value;
	var map_month9 = document.options.map_month9.value;
	var map_season = document.options.map_season.value;

	var form_type = document.getElementById('form_type')
	var form_date = document.getElementById('form_date')
	var form_season = document.getElementById('form_season')
	var form_map_month3 = document.getElementById('form_map_month3')
	var form_map_month9 = document.getElementById('form_map_month9')
	var form_map_season = document.getElementById('form_map_season')
	var go = document.getElementById('go');
	
	if (state=='wv'){
		form_type.style.display = 'block';
		if (type=='monthly'){
			form_date.style.display = 'block';
			form_season.style.display = 'none';
			form_map_season.style.display = 'none';
			document.options.season.value = '';
			document.options.map_season.value = '';
			if ((year=='09' || year=='08' || (year=='07' && (month=='sep' || month=='oct' || month=='nov' || month=='dec'))) && month!=''){
				form_map_month9.style.display = 'block';
				form_map_month3.style.display = 'none';
				form_map_season.style.display = 'none';
				if (map_month9!='' && year!='' && month!=''){
					go.style.display = 'block';
				}
				else{
					go.style.display = 'none';
				}
			}
			else if (year!='' && month!=''){
				form_map_month3.style.display = 'block';
				form_map_month9.style.display = 'none';
				form_map_season.style.display = 'none';
				if (map_month3!='' && year!='' && month!=''){
					go.style.display = 'block';
				}
				else{
					go.style.display = 'none';
				}
			}
			else{
				form_map_month3.style.display = 'none';
				form_map_month9.style.display = 'none';
				form_map_season.style.display = 'none';
				go.style.display = 'none';
				document.options.map_month3.value = '';
				document.options.map_month9.value = '';
				document.options.map_season.value = '';
			}
		}
		else if(type=='seasonal'){
			form_season.style.display = 'block';
			form_date.style.display = 'none';
			form_map_month3.style.display = 'none';
			form_map_month9.style.display = 'none';
			document.options.month_regular.value = '';
			document.options.month_2003.value = '';
			document.options.month_2009.value = '';
			document.options.year.value = '';
			document.options.map_month3.value = '';
			document.options.map_month9.value = '';
			if (season!=''){
				form_map_season.style.display = 'block';
				form_map_month9.style.display = 'none';
				form_map_month3.style.display = 'none';
				if (map_season!=''){
					go.style.display = 'block';
				}
				else{
					go.style.display = 'none';
				}
			}
			else{
				form_map_month3.style.display = 'none';
				form_map_month9.style.display = 'none';
				form_map_season.style.display = 'none';
				go.style.display = 'none';
				document.options.map_month3.value = '';
				document.options.map_month9.value = '';
				document.options.map_season.value = '';
			}
		}
		else{
			form_date.style.display = 'none';
			form_season.style.display = 'none';
			form_map_month3.style.display = 'none';
			form_map_month9.style.display = 'none';
			form_map_season.style.display = 'none';
			go.style.display = 'none';
			document.options.month_regular.value = '';
			document.options.month_2003.value = '';
			document.options.month_2009.value = '';
			document.options.year.value = '';
			document.options.season.value = '';
			document.options.map_month3.value = '';
			document.options.map_month9.value = '';
			document.options.map_season.value = '';
		}
	}
	else {
		form_type.style.display = 'none';
		form_date.style.display = 'none';
		form_season.style.display = 'none';
		form_map_month3.style.display = 'none';
		form_map_month9.style.display = 'none';
		form_map_season.style.display = 'none';
		go.style.display = 'none';
		document.options.type.value = '';
		document.options.month_regular.value = '';
		document.options.month_2003.value = '';
		document.options.month_2009.value = '';
		document.options.year.value = '';
		document.options.season.value = '';
		document.options.map_month3.value = '';
		document.options.map_month9.value = '';
		document.options.map_season.value = '';
	}
	var month_regular = document.getElementById('month_regular')
	var month_2003 = document.getElementById('month_2003')
	var month_2009 = document.getElementById('month_2009')
	if(year=='09'){
		month_regular.style.display = 'none'
		month_2003.style.display = 'none'
		month_2009.style.display = 'inline'
		document.options.month_regular.value = ''
		document.options.month_2003.value = ''
	}
	else if(year=='03'){
		month_regular.style.display = 'none'
		month_2003.style.display = 'inline'
		month_2009.style.display = 'none'
		document.options.month_regular.value = ''
		document.options.month_2009.value = ''
	}
	else{
		month_regular.style.display = 'inline'
		month_2003.style.display = 'none'
		month_2009.style.display = 'none'
		document.options.month_2003.value = ''
		document.options.month_2009.value = ''
	}
}

function changeTextState() {
	changeFormState();
	var state = document.options.state.value;
	var type = document.options.type.value;
	var year = document.options.year.value;
	var month_regular = document.options.month_regular.value;
	var month_2003 = document.options.month_2003.value;
	var month_2009 = document.options.month_2009.value;
	if(month_2009!=''){
		var month = month_2009
	}
	else if(month_2003!=''){
		var month = month_2003
	}
	else{
		var month = month_regular
	}	
	var season = document.options.season.value;
	var map_month3 = document.options.map_month3.value;
	var map_month9 = document.options.map_month9.value;
	var map_season = document.options.map_season.value;
	var src = ""
	if (state!='' && year!='' && month!='' && map_month3!='') {
		src = "wv_maps/"+map_month3+"_"+state+"_"+month+year+'.gif'
	}
	else if(state!='' && year!='' && month!='' && map_month9!=''){
		src = "wv_maps/"+map_month9+"_"+state+"_"+month+year+'.gif'
	}
	else if(state!='' && season!='' && map_season!=''){
		src = "wv_maps/"+map_season+"_"+state+"_"+season+'.gif'
	}
	$('.featured_data')
		.item([
			{data_graphic:'<img src="'+src+'"/>'}
			])
		.chain();
}