function IsDecimal(sText)
{
	var regex = /^-?\d+(\.\d+)?$/
	return regex.test(sText);
}
function IsPositiveDecimal(sText)
{
	var regex = /^\d+(\.\d+)?$/
	return regex.test(sText);
}
function IsInteger(sText)
{
	var regex = /^-?\d+$/; // ^\d+$ any string containing one or more digits
	return regex.test(sText);
}
function IsPositiveInteger(sText)
{
	var regex = /^\d+$/; // ^\d+$ any string containing one or more digits
	return regex.test(sText);
}
function IsFloat(sText)
{
	return sText.length>0 && !(/[^0-9.]/).test(sText) && (/\.\d/).test(sText);
}
function IsPositiveFloat(sText)
{
	if (IsFloat(sText) || IsInteger(sText))
		if (Number(sText) >= 0)
			return true;
	return false;
}
function addToBasket(productid, qty, departmentid, productcatalogueid, productsubtypeid, promoCode, debug)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	redirecturl += '?op=addtobasket';
	redirecturl += '&productid=' + productid;
	redirecturl += '&departmentid=' + departmentid;
	redirecturl += '&productcatalogueid=' + productcatalogueid;
	redirecturl += '&qty=' + qty;
	redirecturl += '&productsubtypeid=' + productsubtypeid;
	redirecturl += '&promotioncode=' + promoCode;
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
}

function addMembershipToBasket(productid, qty, departmentid, productcatalogueid, membershiptypeid, promoCode, debug)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	redirecturl += '?op=addmembershiptobasket';
	redirecturl += '&productid=' + productid;
	redirecturl += '&departmentid=' + departmentid;
	redirecturl += '&productcatalogueid=' + productcatalogueid;
	redirecturl += '&qty=' + qty;
	redirecturl += '&membershiptypeid=' + membershiptypeid;
	redirecturl += '&promotioncode=' + promoCode;
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
}
function addTicketToBasket(eventid, eventscheduleid, departmentid, productqtylist, promoCode, debug)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	redirecturl += '?op=addtickettobasket';
	redirecturl += '&eventid=' + eventid;
	redirecturl += '&eventscheduleid=' + eventscheduleid;
	redirecturl += '&departmentid=' + departmentid;
	redirecturl += '&productqtylist=' + productqtylist;
	redirecturl += '&promotioncode=' + promoCode;
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
}
function addEventSeriesToBasket(eventseriesid, departmentid, eventstr, productqtylist, debug)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	redirecturl += '?op=addeventseriestobasket';
	redirecturl += '&eventseriesid=' + eventseriesid;
	redirecturl += '&departmentid=' + departmentid;
	redirecturl += '&eventstr=' + eventstr;
	redirecturl += '&productqtylist=' + productqtylist;
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
}
function addPackageToBasket(productpackageid, qty, departmentid, productcatalogueid, productpackagesubtypeid, debug)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	redirecturl += '?op=addpackagetobasket';
	redirecturl += '&productpackageid=' + productpackageid;
	redirecturl += '&departmentid=' + departmentid;
	redirecturl += '&productcatalogueid=' + productcatalogueid;
	redirecturl += '&qty=' + qty;
	redirecturl += '&productpackagesubtypeid=' + productpackagesubtypeid;
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
}
function addDonationToBasket(productid, qty, departmentid, productcatalogueid, amount, recurringperiod, productsubtypeid, debug)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	redirecturl += '?op=adddonationtobasket';
	redirecturl += '&productid=' + productid;
	redirecturl += '&departmentid=' + departmentid;
	redirecturl += '&productcatalogueid=' + productcatalogueid;
	redirecturl += '&qty=' + qty;
	redirecturl += '&amount=' + amount;
	redirecturl += '&recurringperiod=' + recurringperiod;
	redirecturl += '&productsubtypeid=' + productsubtypeid;
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
}
function configureMembership(ordersessionproductid,debug)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	redirecturl += '?op=configuremembership';
	redirecturl += '&ordersessionproductid=' + ordersessionproductid;
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
}

function removeFromBasket(ordersessionproductid, ispackage)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	if (ispackage == 1)
	{
		redirecturl += '?op=removepackagefrombasket';
		redirecturl += '&ordersessionproductpackageid=' + ordersessionproductid;
	}
	else
	{
		redirecturl += '?op=removefrombasket';
		redirecturl += '&ordersessionproductid=' + ordersessionproductid;
	}
	location.href = redirecturl;
}

function removePackageFromBasket(ordersessionproductpackageid)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	redirecturl += '?op=removepackagefrombasket';
	redirecturl += '&ordersessionproductpackageid=' + ordersessionproductpackageid;
	location.href = redirecturl;
}

function productGroupChanged(selProductGroup, departmentid, productcatalogueid, producttypeid, productsubtypeid, fromlandingpage, debug)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	var productgroupid = selProductGroup.options[selProductGroup.selectedIndex].value;
	redirecturl += '?op=productgroupchanged';
	if (productgroupid != "")
		redirecturl += '&productgroupid=' + productgroupid;
	if (departmentid != "")
		redirecturl += '&departmentid=' + departmentid;
	if (productcatalogueid != "")
		redirecturl += '&productcatalogueid=' + productcatalogueid;
	if (producttypeid != "")
		redirecturl += '&producttypeid=' + producttypeid;
	if (productsubtypeid != "")
		redirecturl += '&productsubtypeid=' + productsubtypeid;
	if (fromlandingpage != "")
	    redirecturl += '&fromlandingpage=' + fromlandingpage;
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
}
function ibtnSearchClicked(debug)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	if (document.getElementById("txtKeyword").value == "" || document.getElementById("txtKeyword").value == strDefaultText)
	{
		alert("Please enter one or more keywords with ; or , between them.");
		document.getElementById("txtKeyword").focus();
		document.getElementById("txtKeyword").select();
		return false;
	}
	if (document.getElementById("ddlSearchOptions"))
		var strSearchValue = document.getElementById("ddlSearchOptions").options[document.getElementById("ddlSearchOptions").selectedIndex].value;
	else
		var strSearchValue = "All-272f1d66c82967de";
	redirecturl += '?op=search';
	redirecturl += "&searchtype=" + strSearchValue;
	redirecturl += "&searchvalue=" + CleanQueryString(document.getElementById("txtKeyword").value);
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
	return false;
}
function ibtnAdvancedSearchClicked(debug)
{
	if (isWhitespace(document.advancedSearchForm.txtWithAnyOfTheWords.value) && isWhitespace(document.advancedSearchForm.txtWithAllOfTheWords.value) && isWhitespace(document.advancedSearchForm.txtWithTheExactPhrase.value) && isWhitespace(document.advancedSearchForm.txtWithout.value))
	{
		alert('Please enter at least one word or phrase in one of the fields below.');
		document.advancedSearchForm.txtWithAnyOfTheWords.select();
		document.advancedSearchForm.txtWithAnyOfTheWords.focus();
		return false;
	}
	var strSearchType = document.getElementById("ddlAdvancedSearchOptions").options[document.getElementById("ddlAdvancedSearchOptions").selectedIndex].value;
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	redirecturl += '?op=advancedsearch';
	redirecturl += "&searchtype=" + strSearchType;
	
	if (!isWhitespace(document.advancedSearchForm.txtWithAnyOfTheWords.value))
		redirecturl += '&searchwithany=' + CleanQueryString(document.advancedSearchForm.txtWithAnyOfTheWords.value);
	if (!isWhitespace(document.advancedSearchForm.txtWithAllOfTheWords.value))
		redirecturl += '&searchwithall=' + CleanQueryString(document.advancedSearchForm.txtWithAllOfTheWords.value);
	if (!isWhitespace(document.advancedSearchForm.txtWithTheExactPhrase.value))
		redirecturl += '&searchwithexact=' + CleanQueryString(document.advancedSearchForm.txtWithTheExactPhrase.value);
	if (!isWhitespace(document.advancedSearchForm.txtWithout.value))
		redirecturl += '&searchwithout=' + CleanQueryString(document.advancedSearchForm.txtWithout.value);
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
	return false;
}
function addBlogComment(blogentryid, name, email, comment, debug)
{
	var redirecturl = 'http://shop.hht.net.au/historichouses/scripts/doaction.aspx';
	redirecturl += '?op=addblogcomment';
	redirecturl += '&blogentryid=' + blogentryid;
	redirecturl += '&name=' + name;
	redirecturl += '&email=' + email;
	redirecturl += '&comment=' + RemoveNewLines(comment);
	if (debug == 1)
		redirecturl += '&debug=1';
	location.href = redirecturl;
}
function txtKeywordOnFocus()
{
	document.getElementById("txtKeyword").value = "";
}
function CleanQueryString(strRawString)
{
	return strRawString.replace(",","%2C").replace("&","%26").replace(" ","%20");
}
function RemoveNewLines(strRawString)
{
	return strRawString.replace("\n", "_|_");
}
function validateMandatoryPositiveIntegerGreaterThanZero(fieldId,message)
{
	// ensures that an integer >0 is entered into a text field
	if (document.getElementById(fieldId).value == "")
	{
		alert(message);
		document.getElementById(fieldId).select();
		document.getElementById(fieldId).focus();
		return false;
	}
	if (!IsPositiveInteger(document.getElementById(fieldId).value))
	{
		alert(message);
		document.getElementById(fieldId).select();
		document.getElementById(fieldId).focus();
		return false;
	}
	if (document.getElementById(fieldId).value == 0)
	{
		alert(message);
		document.getElementById(fieldId).select();
		document.getElementById(fieldId).focus();
		return false;
	}
	return true;
}