function errorCheck() {

	var emailErrorMessage = "";
	var requiredFieldsErrorMessage = "";

	var eContact_FirstName = "";
	var eContact_LastName = "";
	var eContact_WorkPhone = "";
	var eOrdering_StreetAddress = "";
	var eOrdering_ZipCode = "";
	var eOrdering_City = "";
	var eOrdering_State = "";
	var eOrdering_Country = "";
	var eOrdering_PONumber = "";
	var eTotal_Amount = "";
	var eContact_Email = "";

	eContact_FirstName = document.forms['OrderOnline'].elements['Contact_FirstName'].value;
	eContact_LastName = document.forms['OrderOnline'].elements['Contact_LastName'].value;
	eContact_WorkPhone = document.forms['OrderOnline'].elements['Contact_WorkPhone'].value;
	eOrdering_StreetAddress = document.forms['OrderOnline'].elements['Ordering_StreetAddress'].value;
	eOrdering_ZipCode = document.forms['OrderOnline'].elements['Ordering_ZipCode'].value;
	eOrdering_City = document.forms['OrderOnline'].elements['Ordering_City'].value;
	eOrdering_State = document.forms['OrderOnline'].elements['Ordering_State'].value;
	eOrdering_Country = document.forms['OrderOnline'].elements['Ordering_Country'].value;
	eOrdering_PONumber = document.forms['OrderOnline'].elements['Ordering_PONumber'].value;
	eTotal_Amount = document.forms['OrderOnline'].elements['Total_Amount'].value;
	eContact_Email = document.forms['OrderOnline'].elements['Contact_Email'].value;
	
	if ((!eContact_FirstName) || (!eContact_LastName) || (!eContact_WorkPhone) || (!eOrdering_StreetAddress) || (!eOrdering_ZipCode) || (!eOrdering_City) || (!eOrdering_State) || (!eOrdering_Country) || (!eOrdering_PONumber) || (!eTotal_Amount) || (!eContact_Email)) {
		if (!eOrdering_PONumber) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your purchase order\r";
		}
		if (!eTotal_Amount) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your total amount AU$\r";
		}
		if (!eOrdering_StreetAddress) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your street address\r";
		}
		if (!eOrdering_City) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your city\r";
		}
		if (!eOrdering_State) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your state\r";
		}
		if (!eOrdering_ZipCode) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your Zip\r";
		}
		if (!eOrdering_Country) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your country\r";
		}
		if (!eContact_FirstName) {
			requiredFieldsErrorMessage =requiredFieldsErrorMessage + "- your first name\r";
		}
		if (!eContact_LastName) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your last name\r";
		}
		if (!eContact_WorkPhone) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your phone number\r";
		}
		if (!eContact_Email) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your email address\r";
		}
	}
	if (eContact_Email) {
		emailValue = new String(eContact_Email);
		emailHasAs = emailValue.indexOf("@");
		emailHasPeriod = emailValue.indexOf(".");
		if ((emailHasAs== -1) || (emailHasPeriod== -1)) {
			emailErrorMessage = "- yor email address\r";
		}
	}
	if ((requiredFieldsErrorMessage)||(emailErrorMessage)) {
		alertMessage = "The following fields were left blank \rin your submission form:\r\r";
		alertMessage = alertMessage + requiredFieldsErrorMessage;
		alertMessage = alertMessage + emailErrorMessage;
		alertMessage = alertMessage + "\rThese fields must be filled in before \ryou can successfully submit the form.";
		alert(alertMessage);
		return false;
	} else {
				return true;
	}
}

 function errorCheck2() {
	var emailErrorMessage = "";
	var requiredFieldsErrorMessage = "";

	var eContact_FirstName = "";
	var eContact_LastName = "";
	var eContact_WorkPhone = "";
	var eContact_Email = "";

	eContact_FirstName = document.forms['DealerForm'].elements['Contact_FirstName'].value;
	eContact_LastName = document.forms['DealerForm'].elements['Contact_LastName'].value;
	eContact_WorkPhone = document.forms['DealerForm'].elements['Contact_WorkPhone'].value;
	eContact_Email = document.forms['DealerForm'].elements['Contact_Email'].value;
	
	if ((!eContact_FirstName) || (!eContact_LastName) || (!eContact_WorkPhone) || (!eContact_Email)) {
		if (!eContact_FirstName) {
			requiredFieldsErrorMessage = "- your first name\r";
		}
		if (!eContact_LastName) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your last name\r";
		}
		if (!eContact_WorkPhone) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your phone number\r";
		}
		if (!eContact_Email) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your email address\r";
		}
	}
	if (eContact_Email) {
		emailValue = new String(eContact_Email);
		emailHasAs = emailValue.indexOf("@");
		emailHasPeriod = emailValue.indexOf(".");
		if ((emailHasAs== -1) || (emailHasPeriod== -1)) {
			emailErrorMessage = "- yor email address\r";
		}
	}
	if ((requiredFieldsErrorMessage)||(emailErrorMessage)) {
		alertMessage = "The following fields were left blank \rin your submission form:\r\r";
		alertMessage = alertMessage + requiredFieldsErrorMessage;
		alertMessage = alertMessage + emailErrorMessage;
		alertMessage = alertMessage + "\rThese fields must be filled in before \ryou can successfully submit the form.";
		alert(alertMessage);
		return false;
	} else {
				return true;
	}
}

function errorCheck3() {

	var emailErrorMessage = "";
	var requiredFieldsErrorMessage = "";
	
	var eContact_Company = "";
	var eContact_Activity = "";
	var eContact_Product = "";
	var eContact_Street = "";
	var eContact_Address = "";
	var eContact_City = "";
	var eContact_State = "";
	var eContact_Zip = "";
	var eContact_Country = "";
	var eContact_Name = "";
	var eContact_Position = "";
	var eContact_Telephone = "";
	var eContact_Email = "";
	var eContact_Document_type = "";
	var eContact_Document_volume = "";
	var eContact_About = "";

	eContact_Company = document.forms['DownloadForm'].elements['Company'].value;
	eContact_Activity = document.forms['DownloadForm'].elements['Activity'].value;
	eContact_Product = document.forms['DownloadForm'].elements['Product'].value;
	eContact_Street = document.forms['DownloadForm'].elements['Street'].value;
	eContact_Address = document.forms['DownloadForm'].elements['Address'].value;
	eContact_City = document.forms['DownloadForm'].elements['City'].value;
	eContact_State = document.forms['DownloadForm'].elements['State'].value;
	eContact_Zip = document.forms['DownloadForm'].elements['Zip'].value;
	eContact_Country = document.forms['DownloadForm'].elements['Country'].value;
	eContact_Name = document.forms['DownloadForm'].elements['Name'].value;
	eContact_Position = document.forms['DownloadForm'].elements['Position'].value;
	eContact_Telephone = document.forms['DownloadForm'].elements['Telephone'].value;
	eContact_Email = document.forms['DownloadForm'].elements['Email'].value;
	eContact_Document_type = document.forms['DownloadForm'].elements['Document_type'].value;
	eContact_Document_volume = document.forms['DownloadForm'].elements['Document_volume'].value;
	eContact_About = document.forms['DownloadForm'].elements['About'].value;
		
	if ((!eContact_Company) || (!eContact_Activity) || (!eContact_Product) || (!eContact_Street) || (!eContact_Address)|| (!eContact_City)|| (!eContact_State) || (!eContact_Zip) || (!eContact_Country) ||  (!eContact_Name) || (!eContact_Position) || (!eContact_Telephone) || (!eContact_Email) || (!eContact_Document_type) || (!eContact_Document_volume) || (!eContact_About))
	{
		if (!eContact_Company) 
		{
			requiredFieldsErrorMessage =requiredFieldsErrorMessage + "- your Company name\r";
		}
		if (eContact_Activity == "Choice") 
		{
			requiredFieldsErrorMessage =requiredFieldsErrorMessage + "- your Field of activity\r";
		}
		if (eContact_Product == "Choice") 
		{
			requiredFieldsErrorMessage =requiredFieldsErrorMessage + "- your Product\r";
		}
		if (!eContact_Street) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your Street Address\r";
		}
		if (!eContact_Address) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your Address (cont.)\r";
		}
		if (!eContact_City) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your City\r";
		}
		if (!eContact_State) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your State\r";
		}
		if (!eContact_Zip) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your Zip\r";
		}
		if (!eContact_Country) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your Country\r";
		}
		if (!eContact_Name) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your Name\r";
		}
		if (!eContact_Position) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your Position\r";
		}
		if (!eContact_Telephone) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your Telephone number\r";
		}
		if (!eContact_Email) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your E-mail\r";
		}
		if (!eContact_Document_type) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- Type of documents you use\r";
		}
		if (!eContact_Document_volume) 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- Daily volume of documents to be processed\r";
		}
		if (eContact_About == "Choice") 
		{
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- How did you learn about TopSoft\r";
		}
	}
	if (eContact_Email) 
	{
		emailValue = new String(eContact_Email);
		emailHasAs = emailValue.indexOf("@");
		emailHasPeriod = emailValue.indexOf(".");
		if ((emailHasAs== -1) || (emailHasPeriod== -1)) 
		{
			emailErrorMessage = "- your email address\r";
		}
	}
	if ((requiredFieldsErrorMessage)||(emailErrorMessage)) 
	{
		alertMessage = "The following fields were left blank \rin your submission form:\r\r";
		alertMessage = alertMessage + requiredFieldsErrorMessage;
		alertMessage = alertMessage + emailErrorMessage;
		alertMessage = alertMessage + "\rThese fields must be filled in before \ryou can successfully submit the form.";
		alert(alertMessage);
		return false;
	} 
	else 
	{
		return true;
	}
}

function errorCheck4() {
	var emailErrorMessage = "";
	var requiredFieldsErrorMessage = "";

	var eContact_FirstName = "";
	var eContact_LastName = "";
	var eContact_WorkPhone = "";
	var eContact_Email = "";

	eContact_FirstName = document.forms['SupportOrderForm'].elements['Contact_FirstName'].value;
	eContact_LastName = document.forms['SupportOrderForm'].elements['Contact_LastName'].value;
	eContact_WorkPhone = document.forms['SupportOrderForm'].elements['Contact_WorkPhone'].value;
	eContact_Email = document.forms['SupportOrderForm'].elements['Contact_Email'].value;
	
	if ((!eContact_FirstName) || (!eContact_LastName) || (!eContact_WorkPhone) || (!eContact_Email)) {
		if (!eContact_FirstName) {
			requiredFieldsErrorMessage = "- yor first name\r";
		}
		if (!eContact_LastName) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your last name\r";
		}
		if (!eContact_WorkPhone) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your phone number\r";
		}
		if (!eContact_Email) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your email address\r";
		}
	}
	if (eContact_Email) {
		emailValue = new String(eContact_Email);
		emailHasAs = emailValue.indexOf("@");
		emailHasPeriod = emailValue.indexOf(".");
		if ((emailHasAs== -1) || (emailHasPeriod== -1)) {
			emailErrorMessage = "- yor email address\r";
		}
	}
	if ((requiredFieldsErrorMessage)||(emailErrorMessage)) {
		alertMessage = "The following fields were left blank \rin your submission form:\r\r";
		alertMessage = alertMessage + requiredFieldsErrorMessage;
		alertMessage = alertMessage + emailErrorMessage;
		alertMessage = alertMessage + "\rThese fields must be filled in before \ryou can successfully submit the form.";
		alert(alertMessage);
		return false;
	} else {
				return true;
	}
}

function errorCheck5() {

	var emailErrorMessage = "";
	var requiredFieldsErrorMessage = "";

	var eContact_FirstName = "";
	var eContact_LastName = "";
	var eContact_Phone = "";
	var eContact_Address = "";
	var eContact_Zip = "";
	var eContact_City = "";
	var eContact_State = "";
	var eProduct = "";
	var eSerial = "";
	var eContact_Email = "";

	eContact_FirstName = document.forms['SupportOrderForm'].elements['Contact_FirstName'].value;
	eContact_LastName = document.forms['SupportOrderForm'].elements['Contact_LastName'].value;
	eContact_Phone = document.forms['SupportOrderForm'].elements['Contact_Phone'].value;
	eContact_Address = document.forms['SupportOrderForm'].elements['Contact_Address'].value;
	eContact_Zip = document.forms['SupportOrderForm'].elements['Contact_Zip'].value;
	eContact_City = document.forms['SupportOrderForm'].elements['Contact_City'].value;
	eContact_State = document.forms['SupportOrderForm'].elements['Contact_State'].value;
	eProduct = document.forms['SupportOrderForm'].elements['Product'].value;
	eSerial = document.forms['SupportOrderForm'].elements['Serial'].value;
	eContact_Email = document.forms['SupportOrderForm'].elements['Contact_Email'].value;
	
if ((!eContact_FirstName) || (!eContact_LastName) || (!eContact_Phone) || (!eContact_Address) || (!eContact_Zip) || (!eContact_City) || (!eContact_State) || (!eProduct) || (!eSerial) || (!eContact_Email)) {
		if (!eContact_FirstName) {
			requiredFieldsErrorMessage = "- yor first name\r";
		}
		if (!eContact_LastName) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your last name\r";
		}
		if (!eContact_Phone) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your phone number\r";
		}
		if (!eContact_Address) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your address\r";
		}
		if (!eContact_Zip) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your Zip\r";
		}
		if (!eContact_City) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your city\r";
		}
		if (!eContact_State) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your state\r";
		}
		if (!eProduct) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your software\r";
		}
		if (!eSerial) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your serial number\r";
		}
		if (!eContact_Email) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- your email address\r";
		}
	}
	if (eContact_Email) {
		emailValue = new String(eContact_Email);
		emailHasAs = emailValue.indexOf("@");
		emailHasPeriod = emailValue.indexOf(".");
		if ((emailHasAs== -1) || (emailHasPeriod== -1)) {
			emailErrorMessage = "- yor email address\r";
		}
	}
	if ((requiredFieldsErrorMessage)||(emailErrorMessage)) {
		alertMessage = "The following fields were left blank \rin your submission form:\r\r";
		alertMessage = alertMessage + requiredFieldsErrorMessage;
		alertMessage = alertMessage + emailErrorMessage;
		alertMessage = alertMessage + "\rThese fields must be filled in before \ryou can successfully submit the form.";
		alert(alertMessage);
		return false;
	} else {
				return true;
	}
}

 function errorCheck6() {
	var emailErrorMessage = "";
	var requiredFieldsErrorMessage = "";

	var eContact_FirstName = "";
	var eContact_LastName = "";
	var eContact_WorkPhone = "";
	var eContact_Email = "";

	eContact_FirstName = document.forms['ReguestForm'].elements['Contact_FirstName'].value;
	eContact_LastName = document.forms['ReguestForm'].elements['Contact_LastName'].value;
	eContact_WorkPhone = document.forms['ReguestForm'].elements['Contact_WorkPhone'].value;
	eContact_Email = document.forms['ReguestForm'].elements['Contact_Email'].value;
	
	if ((!eContact_FirstName) || (!eContact_LastName) || (!eContact_WorkPhone) || (!eContact_Email)) {
		if (!eContact_FirstName) {
			requiredFieldsErrorMessage = "- yor first name\r";
		}
		if (!eContact_LastName) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- yor last name\r";
		}
		if (!eContact_WorkPhone) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- yor phone number\r";
		}
		if (!eContact_Email) {
			requiredFieldsErrorMessage = requiredFieldsErrorMessage + "- yor email address\r";
		}
	}
	if (eContact_Email) {
		emailValue = new String(eContact_Email);
		emailHasAs = emailValue.indexOf("@");
		emailHasPeriod = emailValue.indexOf(".");
		if ((emailHasAs== -1) || (emailHasPeriod== -1)) {
			emailErrorMessage = "- yor email address\r";
		}
	}
	if ((requiredFieldsErrorMessage)||(emailErrorMessage)) {
		alertMessage = "The following fields were left blank \rin your submission form:\r\r";
		alertMessage = alertMessage + requiredFieldsErrorMessage;
		alertMessage = alertMessage + emailErrorMessage;
		alertMessage = alertMessage + "\rThese fields must be filled in before \ryou can successfully submit the form.";
		alert(alertMessage);
		return false;
	} else {
				return true;
	}
}

function show_all()
{
document.getElementById('all').style.display='';
document.getElementById('large').style.display='none';
document.getElementById('medium').style.display='none';
document.getElementById('small').style.display='none';
document.getElementById('btn1').style.background='url("img/btn1.png")';
document.getElementById('btn2').style.background='url("img/btn2.png")';
document.getElementById('btn3').style.background='url("img/btn3.png")';
document.getElementById('btn4').style.background='url("img/btn4.png")';
document.getElementById('btn5').style.background='url("img/btn5.png")';
document.getElementById('btn6').style.background='url("img/btn6.png")';
document.getElementById('btn7').style.background='url("img/btn4.png")';
document.getElementById('btn8').style.background='url("img/btn5.png")';
document.getElementById('btn9').style.background='url("img/btn6.png")';
document.getElementById('btn10').style.background='url("img/btn4.png")';
document.getElementById('btn11').style.background='url("img/btn5.png")';
document.getElementById('btn12').style.background='url("img/btn6.png")';
document.getElementById('fnt1').style.color='#ffffff';
document.getElementById('fnt2').style.color='#000000';
document.getElementById('fnt3').style.color='#000000';
document.getElementById('fnt4').style.color='#000000';
}

function show_lbs()
{
document.getElementById('all').style.display='none';
document.getElementById('large').style.display='';
document.getElementById('medium').style.display='none';
document.getElementById('small').style.display='none';
document.getElementById('btn1').style.background='url("img/btn4.png")';
document.getElementById('btn2').style.background='url("img/btn5.png")';
document.getElementById('btn3').style.background='url("img/btn6.png")';
document.getElementById('btn4').style.background='url("img/btn1.png")';
document.getElementById('btn5').style.background='url("img/btn2.png")';
document.getElementById('btn6').style.background='url("img/btn3.png")';
document.getElementById('btn7').style.background='url("img/btn4.png")';
document.getElementById('btn8').style.background='url("img/btn5.png")';
document.getElementById('btn9').style.background='url("img/btn6.png")';
document.getElementById('btn10').style.background='url("img/btn4.png")';
document.getElementById('btn11').style.background='url("img/btn5.png")';
document.getElementById('btn12').style.background='url("img/btn6.png")';
document.getElementById('fnt1').style.color='#000000';
document.getElementById('fnt2').style.color='#ffffff';
document.getElementById('fnt3').style.color='#000000';
document.getElementById('fnt4').style.color='#000000';
}

function show_mbs()
{
document.getElementById('all').style.display='none';
document.getElementById('large').style.display='none';
document.getElementById('medium').style.display='';
document.getElementById('small').style.display='none';
document.getElementById('btn1').style.background='url("img/btn4.png")';
document.getElementById('btn2').style.background='url("img/btn5.png")';
document.getElementById('btn3').style.background='url("img/btn6.png")';
document.getElementById('btn4').style.background='url("img/btn4.png")';
document.getElementById('btn5').style.background='url("img/btn5.png")';
document.getElementById('btn6').style.background='url("img/btn6.png")';
document.getElementById('btn7').style.background='url("img/btn1.png")';
document.getElementById('btn8').style.background='url("img/btn2.png")';
document.getElementById('btn9').style.background='url("img/btn3.png")';
document.getElementById('btn10').style.background='url("img/btn4.png")';
document.getElementById('btn11').style.background='url("img/btn5.png")';
document.getElementById('btn12').style.background='url("img/btn6.png")';
document.getElementById('fnt1').style.color='#000000';
document.getElementById('fnt2').style.color='#000000';
document.getElementById('fnt3').style.color='#ffffff';
document.getElementById('fnt4').style.color='#000000';
}

function show_sbs()
{
document.getElementById('all').style.display='none';
document.getElementById('large').style.display='none';
document.getElementById('medium').style.display='none';
document.getElementById('small').style.display='';
document.getElementById('btn1').style.background='url("img/btn4.png")';
document.getElementById('btn2').style.background='url("img/btn5.png")';
document.getElementById('btn3').style.background='url("img/btn6.png")';
document.getElementById('btn4').style.background='url("img/btn4.png")';
document.getElementById('btn5').style.background='url("img/btn5.png")';
document.getElementById('btn6').style.background='url("img/btn6.png")';
document.getElementById('btn7').style.background='url("img/btn4.png")';
document.getElementById('btn8').style.background='url("img/btn5.png")';
document.getElementById('btn9').style.background='url("img/btn6.png")';
document.getElementById('btn10').style.background='url("img/btn1.png")';
document.getElementById('btn11').style.background='url("img/btn2.png")';
document.getElementById('btn12').style.background='url("img/btn3.png")';
document.getElementById('fnt1').style.color='#000000';
document.getElementById('fnt2').style.color='#000000';
document.getElementById('fnt3').style.color='#000000';
document.getElementById('fnt4').style.color='#ffffff';
}