function litNext()
{
	var chkM = document.getElementById('chkBoxMail').checked;
	var chkE = document.getElementById('chkBoxEmail').checked;

	var box = new Array(document.getElementsByName("Publication[]"),document.getElementsByName("Review[]"),document.getElementsByName("Poster[]"));
	for (x in box)
	{
		for (i=0;i<box[x].length;++ i)
		{
			if (box[x][i].checked)
			{
				var paperLit = 1;
				if(chkM == true || chkE == true)
				{
					showLitDiv('mail', 'email', 'on');
				}
				else
				{
					showLitDiv('mail', 'email', 'off');
				}
				showDiv("lit2", "lit1")
				return;
			}
		}
	}

	var box = new Array(document.getElementsByName("PDF[]"),document.getElementsByName("PDFReview[]"));
	for (x in box)
	{
		for (i=0;i<box[x].length;++ i)
		{
			if (box[x][i].checked)
			{
				var ELit = 1;

				if(chkM == true)
				{
					showLitDiv('mail', 'email', 'on');
					showDiv("lit2", "lit1")
					return;
				}
				else if(chkE == true)
				{
					showLitDiv('email', 'mail', 'on');
					showDiv("lit2", "lit1")
					return;
				}
			}
		}
	}

	if (paperLit != 1 && ELit != 1)
	{
		alert ("Please select from literature above");
		return;
	}
	else
	{
		document['LiteratureRequest'].submit();
		return false;
	}
}

function showLitDiv(divOn, divOff, resArea)
{
	document.getElementById(divOff).style.display='none';
	document.getElementById(divOn).style.display='block';

	if (resArea == "on")
	{
		document.getElementById('areasOfInterest').style.display='block';
	}
}


function validate_form(thisform)
{
	with (thisform)
	{
		if (f1lt3r5pam.value!="")
		{
			return false
		}

		var chk = document.getElementById('chkBoxMail').checked;

		if (chk == false)
		{
			var box = new Array(document.getElementsByName("Publication[]"),document.getElementsByName("Review[]"),document.getElementsByName("Poster[]"));
			for (x in box)
			{
				for (i=0;i<box[x].length;++ i)
				{
					if (box[x][i].checked)
					{
						chk = true;
						break;
					}
				}
			}
		}

		if(chk == true)
		{
			if (validate_required(PFirstName,"You are required to give your First Name or Initial")==false)
			{
				PFirstName.focus();
				return false
			}
			if (validate_required(PLastName,"You are required to give your Surname")==false)
			{
				PLastName.focus();
				return false
			}
			if (validate_required(PCompanyName,"You are required to specify your  Company Name / Establishment")==false)
			{
				PCompanyName.focus();
				return false
			}
			if (validate_required(CBldg,"You are required to specify your Department")==false)
			{
				CBldg.focus();
				return false
			}
			if (validate_required(CStreet,"You are required to give your Address")==false)
			{
				CStreet.focus();
				return false
			}
			if (validate_required(CCounty,"You are required to give your State / County")==false)
			{
				CCounty.focus();
				return false
			}
			if (validate_required(CPCode,"You are required to give your ZIP / Postcode")==false)
			{
				CPCode.focus();
				return false
			}
			if (validate_required(CCountryId,"You are required to select a Country")==false)
			{
				CCountryId.focus();
				return false
			}

			if (validate_email(PEmail,"It appears that your e-mail address is invalid. Please check your details and re-submit")==false)
			{
				PEmail.focus();
				return false
			}
		}
		else
		{
			if (validate_required(EFirstName,"You are required to give your First Name or Initial")==false)
			{
				EFirstName.focus();
				return false
			}
			if (validate_required(ELastName,"You are required to give your Surname")==false)
			{
				ELastName.focus();
				return false
			}
			if (validate_required(ECompanyName,"You are required to specify your  Company Name / Establishment")==false)
			{
				ECompanyName.focus();
				return false
			}
			if (validate_required(ECountryId,"You are required to select a Country")==false)
			{
				ECountryId.focus();
				return false
			}

			if (validate_email(EEmail,"It appears that your e-mail address is invalid. Please check your details and re-submit")==false)
			{
				EEmail.focus();
				return false
			}
		}
	}
}