var aryFormItemNames = new Array();
var aryItemCost = new Array();
var aryWeights = new Array();



aryFormItemNames[0] = 'quantity_regular_1lb';
aryItemCost[0] = 2.00;
aryWeights[0] = 1;
aryFormItemNames[1] = 'quantity_regular_2lb';
aryItemCost[1] = 3.50;
aryWeights[1] = 2;
aryFormItemNames[2] = 'quantity_regular_5lb';
aryItemCost[2] = 8.00;
aryWeights[2] = 5;
aryFormItemNames[3] = 'quantity_cajun_1lb';
aryItemCost[3] = 2.00;
aryWeights[3] = 1;
aryFormItemNames[4] = 'quantity_cajun_2lb';
aryItemCost[4] = 3.50;
aryWeights[4] = 2;
aryFormItemNames[5] = 'quantity_cajun_5lb';
aryItemCost[5] = 8.00;
aryWeights[5] = 5;
aryFormItemNames[6] = 'quantity_jalapeno_1lb';
aryItemCost[6] = 2.00;
aryWeights[6] = 1;
aryFormItemNames[7] = 'quantity_jalapeno_2lb';
aryItemCost[7] = 3.50;
aryWeights[7] = 2;
aryFormItemNames[8] = 'quantity_jalapeno_5lb';
aryItemCost[8] = 8.00;
aryWeights[8] = 5;
aryFormItemNames[9] = 'quantity_institutional_regular';
aryItemCost[9] = 20.00;
aryWeights[9] = 30;
aryFormItemNames[10] = 'quantity_easyopen_regular';
aryItemCost[10] = 30.00;
aryWeights[10] = 24;
aryFormItemNames[11] = 'quantity_institutional_cajun';
aryItemCost[11] = 20.00;
aryWeights[11] = 30;
aryFormItemNames[12] = 'quantity_easyopen_cajun';
aryItemCost[12] = 30.00;
aryWeights[12] = 24;
aryFormItemNames[13] = 'quantity_institutional_jalapeno';
aryItemCost[13] = 20.00;
aryWeights[13] = 30;
aryFormItemNames[14] = 'quantity_easyopen_jalapeno';
aryItemCost[14] = 30.00;
aryWeights[14] = 24;
aryFormItemNames[15] = 'quantity_pinkvanilla';
aryItemCost[15] = 16.00;
aryWeights[15] = 4.25;
aryFormItemNames[16] = 'quantity_blueraspberry';
aryItemCost[16] = 16.00;
aryWeights[16] = 4.25;
aryFormItemNames[17] = 'quantity_sourapple';
aryItemCost[17] = 16.00;
aryWeights[17] = 4.25;
aryFormItemNames[18] = 'quantity_sourbanana';
aryItemCost[18] = 16.00;
aryWeights[18] = 4.25;
aryFormItemNames[19] = 'quantity_grape';
aryItemCost[19] = 16.00;
aryWeights[19] = 4.25;
aryFormItemNames[20] = 'quantity_varietypack';
aryItemCost[20] = 20.00;
aryWeights[20] = 8.0625;
aryFormItemNames[21] = 'quantity_carmelcorn';
aryItemCost[21] = 24.00;
aryWeights[21] = 9.125;
aryFormItemNames[22] = 'quantity_kettlecorn_ranch';
aryItemCost[22] = 24.00;
aryWeights[22] = 4.9375;
aryFormItemNames[23] = 'quantity_kettlecorn_choc_marsh';
aryItemCost[23] = 24.00;
aryWeights[23] = 4.9375;
aryFormItemNames[24] = 'quantity_kettlecorn_jalapeno';
aryItemCost[24] = 24.00;
aryWeights[24] = 4.9375;
aryFormItemNames[25] = 'quantity_kettlecorn_whitecheddar';
aryItemCost[25] = 24.00;
aryWeights[25] = 4.9375;
aryFormItemNames[26] = 'quantity_salted_peanuts_shell';
aryItemCost[26] = 24.00;
aryWeights[26] = 11.0625;
aryFormItemNames[27] = 'quantity_salted_peanuts_cajun';
aryItemCost[27] = 24.00;
aryWeights[27] = 11.0625;

function replaceIfEmpty(field, value) {
	var o = document.form1[field];
	if(o) {
		if(o.value == null || o.value.length == 0 ) { o.value = value; }
	}
}
function checkContactInfo() {
	calcit();
	var n = document.form1.contact_name.value;
	var a = document.form1.contact_address.value;
	var c = document.form1.contact_city.value;
	var s = document.form1.contact_state.value;
	var z = document.form1.contact_zip_code.value;
	var ce = document.form1.contact_email_confirm.value;
	var e = document.form1.contact_email.value;


	if(n!=null && a!=null && c!=null && s!=null && z!=null) {
		if(n.length > 0 && a.length > 0 && c.length > 0 && s.length > 0 && z.length > 0) {

			if(e!=ce) {
				alert('The email addresses you entered do not match.  Please enter the correct email address in both fields.');
				document.form1.contact_email.focus();
				return false;
			}
			else {
					replaceIfEmpty('shipping_name', n);
					replaceIfEmpty('shipping_address', a);
					replaceIfEmpty('shipping_city', c);
					replaceIfEmpty('shipping_state', s);
					replaceIfEmpty('shipping_zip_code', z);
					return true;
				}
		}
	}
	if(isNaN(document.form1.subTotal.value) || document.form1.subTotal.value==null || document.form1.subTotal.value==0) {
		alert('You must order at least 1 item.');
		return false;
	}
	alert('Your name, email address, street address, city, state and zip code are required for ordering. ');
	return false;
}
function calcit() {
	var x = 0;
	var q = 0;
	var section1Weight = 0.00;
	var section1TotalCost = 0.00;
	var section2TotalCost = 0.00;
	var section2Weight = 0.00;
	var section3ItemCount = 0;
	var section3TotalCost = 0.00;
	var section3Weight = 0.00;
	var dvsor = 0;
	var section2ItemBCount=0, section2ItemACount = 0;
	for(x=0;x<aryFormItemNames.length;x++) {
		if(document.form1['calc_'+x]) {
			document.form1['calc_'+x].value = x;
			q = parseInt(document.form1[aryFormItemNames[x]].value);
			q = ( isNaN(q) == true ) ? 0: q;
			if(q==0) { document.form1['calc_'+x].value='0.00'; document.form1[aryFormItemNames[x]].value = 0; }
			if(q > 0) {
				if(x < 9) {
					tempWeight = q * aryWeights[x];
					section1Weight+=tempWeight;
					section1TotalCost+= ( q * aryItemCost[x]);
					document.form1['calc_'+x].value = makeMoney(q * aryItemCost[x]);
				}
				else if(x > 8 && x < 15 ) {
					//section2Weight+= (q * aryWeights[x]);
					dvsor = (x%2==0?24:4);
					section2Weight+= q * (aryWeights[x]/dvsor);
					section2TotalCost+= q * (aryItemCost[x]/ dvsor);
					if(dvsor == 4) {
						section2ItemACount+=q;
						}
					else {
					section2ItemBCount+=q;
					}
					//section2TotalCost+= (q * aryItemCost[x]);
					document.form1['calc_'+x].value = makeMoney(q * (aryItemCost[x] / dvsor) );
				}
				else if(x==20) {
					//section3ItemCount+=q;
					document.form1['calc_'+x].value = makeMoney(q * (aryItemCost[x]));
					section3TotalCost+= (q * (aryItemCost[x]));
					section3Weight+= (q * ( aryWeights[x]));
				}
				else {
					section3ItemCount+=q;
					document.form1['calc_'+x].value = makeMoney(q * (aryItemCost[x]/16));
					section3TotalCost+= (q * (aryItemCost[x]/16));
					section3Weight+= (q * ( aryWeights[x]/16));
				}
			}
		}

	}
	if(section2ItemACount+section2ItemBCount > 0) {
		if(section2ItemACount % 4 > 0) {
			alert('When ordering Canned Boiled Peanuts total quantities for the 60 oz cans must be in multiples of 4.');
			return false;
		}
		if(section2ItemBCount % 24 > 0) {
			alert('When ordering Canned Boiled Peanuts total quantities for the 7.3 oz cans must be in multiples of 24.');
			return false;
		}
	}

	if(section3ItemCount > 0 && (section3ItemCount < 16 || section3ItemCount % 16 != 0)) {
			alert('Variety Pack Products must have a minimum quantity of 16 (1 case) and the total quantity must be a multiple of 16 (i.e. 16, 32, 48...).');
			return false;
	}
	/*if(section1Weight > 20 ) {
		alert('You may order a maximum of 20 lbs of Bagged Frozen Boiled Peanuts in a single order.');
		return false;
	}*/
	document.form1.subTotal.value = makeMoney(section1TotalCost + section2TotalCost + section3TotalCost);
	document.form1.shipWeight_a.value = section1Weight;
	document.form1.shipWeight_b.value = section2Weight+section3Weight;
	// 0  -  8 	TOTAL WEIGHT CAN NOT EXCEED 20lbs
	// 9  - 14 	No Rules
	// 15 - 27  Must be a product of 16 ; Pricing has to be calced by item-cost
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function makeMoney(il) {
	var vl = il.toString();
	if(vl==null || vl.length==0 || isNaN(vl)==true) { return '0.00'; }
	if(vl.indexOf('.') < 0) { return vl + '.00'; }
	var aryTemp = vl.split('.');
	var p1 = aryTemp[1].toString();
	if(p1.length==1) { return vl + '0'; }
	if(p1.length==2) { return vl ; }
	var dc = parseInt(p1.substr(2, 1));
	var da = parseInt(p1.substr(0, 2));
	if(dc > 4) { da++ ; }
	return aryTemp[0].toString() + '.' + da.toString();

}