// Pond Liner Size Calculator

var maxLength;
var maxWidth;
var maxDepth;


function LinerSize (form)
{

	var longmetres;
	longmetres = (maxLength + (maxDepth * 2) + 0.6);
	form.m1.value = longmetres;
	
	var widemetres;
	widemetres = (maxWidth + (maxDepth * 2) + 0.6);
	form.m2.value = widemetres;
	
	var longfeet;
	longfeet = longmetres * 3.3;
	longfeet = Math.round(longfeet*100)/100;
	form.f1.value = longfeet;
	
	
	var widefeet;
	widefeet = widemetres * 3.3;
	widefeet = Math.round(widefeet*100)/100;
	form.f2.value = widefeet;

}


function SetMaxLength (length)
{
	maxLength = Number(length.value);
}

function SetMaxWidth (width)
{
	maxWidth = Number(width.value);
}

function SetMaxDepth (depth)
{
	maxDepth = Number(depth.value);
}


function ClearForm(form){

form.maxLength.value = "";
form.maxWidth.value = "";
form.maxDepth.value = "";
form.m1.value = "";
form.m2.value = "";
form.f1.value = "";
form.f2.value = "";

}