function popup() {
	var newWindow=window.open("generalterms.asp","","left=50,top=80,location=0,menubar=0,status=0,resizable=1,scrollbars=1,titlebar=0,toolbar=0,height=750,width=675");
}

function showmessage() 
	{
	alert("Your shopping-basket contains at least 1 item of a different race. It is not possible to buy tickets from different races in 1 order.");
	}

function updateBasket(goPage,prodid,quantity) {
	if (prodid != "" && IsNumeric(quantity)) {
		document.location.href="submit.asp?pageid="+goPage+"&raceid="+gstrRaceID+"&submitaction=updatebasket&prodid=" + prodid + "&quantity=" + quantity +  "&currentpage=" + gstrPageID;
	} else {
		alert("Enter a numeric value.");
	}
}

function deleteBasket(prodid) {
	if (prodid != "" && prodid != "0") { document.location.href="submit.asp?pageid="+gstrPageID+"&raceid="+gstrRaceID+"&submitaction=deletebasket&prodid=" + prodid; }
}

function insertAccountAddress(strName, strAddr1, strAddr2, strArea, strCity, strState, strCountry) {
	var formobj = document.bestel3;		
	if (formobj.inputfield30.checked == true) {
		formobj.inputfield18.value = strName;
		formobj.inputfield20.value = strAddr1;
		formobj.inputfield21.value = strAddr2;
		formobj.inputfield25.value = strArea;
		formobj.inputfield22.value = strCity;
		formobj.inputfield23.value = strState;
		for (i=0;i<formobj.inputfield24.length;i=i+1) {
			if (formobj.inputfield24[i].text == strCountry) {
				formobj.inputfield24.selectedIndex = i;
			}
		}
	} else {
		formobj.inputfield18.value = "";
		formobj.inputfield20.value = "";
		formobj.inputfield21.value = "";
		formobj.inputfield22.value = "";
		formobj.inputfield23.value = "";
		formobj.inputfield25.value = "";
		formobj.inputfield24.selectedIndex = 0;
	}
}

function pagesubmit(input) {
	var objForm = document.forms[input];
	var msg = "";
	var premsg = "The following fields aren't filled correctly\n\n";
	switch(input) {
		case "bestel2":
			if (objForm.inputfield1.value == "") { msg = msg + "- Name\n"; }
			if (objForm.inputfield2.value == "") {
				msg = msg + "- E-mail\n";
			} else {
				if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(objForm.inputfield2.value)) {
				} else {
				msg = msg + "- E-mail\n"; 
				}
			}
			if (objForm.inputfield3.value == "") { msg = msg + "- Address\n"; }
			if (objForm.inputfield8.value == "") { msg = msg + "- Zip code\n"; }
			if (objForm.inputfield5.value == "") { msg = msg + "- City\n"; }
			if (objForm.inputfield7.options[objForm.inputfield7.selectedIndex].text == "Select Country" || objForm.inputfield7.options[objForm.inputfield7.selectedIndex].text == "---------------") { msg = msg + "- Country\n"; }
			if (objForm.inputfield9.value == "") { msg = msg + "- Phone number\n"; }
			break;

		case "bestel3":
			if (objForm.inputfield12.options[objForm.inputfield12.selectedIndex].text == "Select method") { msg = msg + "- Payment method\n"; }
			if (!objForm.inputfield30.checked) {
				if (objForm.inputfield18.value == "") { msg = msg + "- Name\n"; }
				if (objForm.inputfield20.value == "") { msg = msg + "- Address\n"; }
				if (objForm.inputfield25.value == "") { msg = msg + "- Zip Code\n"; }
				if (objForm.inputfield22.value == "") { msg = msg + "- City\n"; }
				if (objForm.inputfield24.options[objForm.inputfield24.selectedIndex].text == "Select Country" || objForm.inputfield24.options[objForm.inputfield24.selectedIndex].text == "---------------") { msg = msg + "- Country\n"; }
			}
			break;

		case "bestel4":
			if (objForm.inputfield29.checked == false) { msg = msg + "- General terms\n"; }
			break;

		case "contactus":
			if (objForm.naam.value == "") { msg = msg + "- Name\n"; }
			if (objForm.email.value == "") {
				msg = msg + "- E-mail\n";
			} else {
				if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(objForm.email.value)) {
				} else {
					msg = msg + "- E-mail\n"; 
				}
			}
			break;

		case "inform","racelistform":
			if (objForm.email.value == "") {
				msg = msg + "- E-mail\n";
			} else {
				if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(objForm.email.value)) {
				} else {
					msg = msg + "- E-mail\n"; 
				}
			}
			break;
	}

	if (msg == "") {
		if (input == "contactus" || input == "inform" || input == "racelistform") {
		return true;
		} else {
		objForm.submit();
		}
	} else {
		msg = premsg + msg;
		alert(msg);
		if (input == "contactus" || input == "inform" || input == "racelistform") {
			return false;
		}
	}
}

function IsNumeric(strString) {
	var strValidChars = "0123456789.-";
	var strChar;
	var blnResult = true;

	if (strString.length == 0) return false;

	for (i = 0; i < strString.length && blnResult == true; i++) {
		strChar = strString.charAt(i);
		if (strValidChars.indexOf(strChar) == -1) {
			blnResult = false;
		}
	}
	return blnResult;
}

function checkValue(inputfield) {
	if (eval("document.bestel01." + inputfield).value > 99) {
		showErrorMsg(315);
		eval("document.bestel01." + inputfield).value = "";
	}
}

function adjustGrandTotal(input) {
	if (typeof document.forms.bestel4 != "undefined") {
		var tot = 1*document.forms.bestel4.hiddentotalabsolutes.value + 1*(document.forms.bestel4.hiddentotaladdonsabsolutesonce.value) + 1*(document.forms.bestel4.hiddentotaladdonsrelatives.value)
		if (input) {
			var oHidden = eval("document.forms.bestel4.hiddenoptional_"+input);
			var oInput = eval("document.forms.bestel4.optional_"+input);
			oInput.value = eval("document.forms.bestel4.check_"+input).checked ? oHidden.value : 0;
		}
		for (var i=0; i<document.forms.bestel4.length; i++) {
			if (document.forms.bestel4[i].name.substr(0,9)=="optional_") {
				tot += 1*document.forms.bestel4[i].value;
			}
		}
		document.forms.bestel4.displaygrandtotal.value = Math.round(tot);
		document.forms.bestel4.hiddengrandtotal.value = Math.round(tot);
	}
}