function Cancel_onclick() {
	location='./ts.asp'
}

function validate() {
	 if (! document.xmain.a.checked && ! document.xmain.b.checked && ! document.xmain.c.checked && ! document.xmain.d.checked && ! document.xmain.e.checked && ! document.xmain.f.checked && ! document.xmain.g.checked) {
		alert("You must select at least one SQ. FOOT RANGE from the list.")
		document.xmain.a.focus()
		return false
	}
	else 
		{x=""
	for (i = 0; i < document.xmain.east.length; i++){
			{if (document.xmain.east[i].checked)
			x = x + document.xmain.east[i].value;}
	}
	
	y=""
	for (i = 0; i < document.xmain.west.length; i++){
			{if (document.xmain.west[i].checked)
			y = y + document.xmain.west[i].value;}
	}
	
	z=""
	for (i = 0; i < document.xmain.south.length; i++){
			{if (document.xmain.south[i].checked)
			z = z + document.xmain.south[i].value;}
	}

	w=""
	for (i = 0; i < document.xmain.mid.length; i++){
			{if (document.xmain.mid[i].checked)
			w = w + document.xmain.mid[i].value;}
	}
	
		if (x == "" && y == "" && z =="" && w == "") {
			alert("You must select at least one STATE from the list.")
			return false
		}
		else {return true}
	}
	 
return 		
}

function uncheckStates(field) {
	for (i = 0; i < field.length; i++)
	field[i].checked = false;
}

function checkStates(field) {
	for (i = 0; i < field.length; i++)
	field[i].checked = true;
}


function Area_onchange(){ 
		switch (document.xmain.area.selectedIndex){
		case 0:{
			
			checkStates(document.xmain.east)
			checkStates(document.xmain.west)
			checkStates(document.xmain.south)
			checkStates(document.xmain.mid)
			break }
		case 1:{
			
			uncheckStates(document.xmain.east)
			uncheckStates(document.xmain.west)
			uncheckStates(document.xmain.south)
			uncheckStates(document.xmain.mid)
			checkStates(document.xmain.east)
			break}
		case 2:{
			
			uncheckStates(document.xmain.east)
			uncheckStates(document.xmain.west)
			uncheckStates(document.xmain.south)
			uncheckStates(document.xmain.mid)
			checkStates(document.xmain.west)
			break}
		case 3:{
			
			uncheckStates(document.xmain.east)
			uncheckStates(document.xmain.west)
			uncheckStates(document.xmain.south)
			uncheckStates(document.xmain.mid)
			checkStates(document.xmain.mid)
			break}
		case 4:{
			
			uncheckStates(document.xmain.east)
			uncheckStates(document.xmain.west)
			uncheckStates(document.xmain.south)
			uncheckStates(document.xmain.mid)
			checkStates(document.xmain.south)}
		default:{}
	}
}
function clearallstates(){
		uncheckStates(document.xmain.east);
		uncheckStates(document.xmain.west);
		uncheckStates(document.xmain.south);
		uncheckStates(document.xmain.mid);


}