function valid_contactus(first_no,second_no)
{
	var emailPat = /^[A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)*[@][A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)+$/
	var matchArray = frmCont.txt_email.value.match(emailPat);
	if(document.frmCont.txt_firstname.value == "")
	{
		alert("Please enter the first name.");
		document.frmCont.txt_firstname.focus();
		return false;
	}
	if(document.frmCont.txt_lastname.value == "")
	{
		alert("Please enter the last name.");
		document.frmCont.txt_lastname.focus();
		return false;
	}
	if(document.frmCont.txt_email.value=="")
	{
		alert("Please enter the email address");
		document.frmCont.txt_email.focus();
		return false;
	}
	else
	{
		if (matchArray == null)
		{
			alert ("Please enter your valid email address.");
			document.frmCont.txt_email.focus();
			return false;
		}
	}
	if(document.frmCont.txt_comment.value=="")
	{
		alert("Please enter the comment");	
		document.frmCont.txt_comment.focus();
		return false;
	}
	if(document.frmCont.txt_secu_code.value == "")
	{
		alert("Please enter the addition of "+first_no+" + "+second_no);
		document.frmCont.txt_secu_code.focus();
		return false;
	}
}
function valid_enquiry_submit(first_no,second_no)
{
	var emailPat = /^[A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)*[@][A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)+$/
	var matchArray = enquiry.txt_email.value.match(emailPat);
	if(document.enquiry.txt_firstname.value == '')
	{
		alert("Please enter the first name.");
		document.enquiry.txt_firstname.focus();
		return false;
	}
	
	if(document.enquiry.txt_email.value=="")
	{
		alert("Please enter the email address");
		document.enquiry.txt_email.focus();
		return false;
	}
	else
	{
		if (matchArray == null)
		{
			alert ("Please enter your valid email address.");
			document.enquiry.txt_email.focus();
			return false;
		}
	}
	if(document.enquiry.txt_comment.value == '')
	{
		alert("Please enter the comment / enquiry.");
		document.enquiry.txt_comment.focus();
		return false;
	}
	if(document.enquiry.txt_secu_code.value == "")
	{
		alert("Please enter the addition of "+first_no+" + "+second_no);
		document.enquiry.txt_secu_code.focus();
		return false;
	}
}

function valid_appoint_submit(first_no,second_no)
{
	var emailPat = /^[A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)*[@][A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)+$/
	var matchArray = appoint.txt_email.value.match(emailPat);
	if(document.appoint.txt_yourname.value == '')
	{
		alert("Please enter your name.");
		document.appoint.txt_yourname.focus();
		return false;
	}
	
	if(document.appoint.txt_email.value=="")
	{
		alert("Please enter email address");
		document.appoint.txt_email.focus();
		return false;
	}
	else
	{
		if (matchArray == null)
		{
			alert ("Please enter your valid email address.");
			document.appoint.txt_email.focus();
			return false;
		}
	}
	if(document.appoint.txt_comment.value == '')
	{
		alert("Please enter comment / enquiry.");
		document.appoint.txt_comment.focus();
		return false;
	}
	if(document.appoint.txt_secu_code.value == "")
	{
		alert("Please enter addition of "+first_no+" + "+second_no);
		document.appoint.txt_secu_code.focus();
		return false;
	}
}

function valid_call_back(first_no,second_no)
{
	if(document.frm.txt_name.value == '')
	{
		alert("Please enter your name.");
		document.frm.txt_name.focus();
		return false;
	}
	
	if(document.frm.txt_phone.value=="")
	{
		alert("Please enter contact number.");
		document.frm.txt_phone.focus();
		return false;
	}
	
	if(document.frm.txt_secu_code.value == "")
	{
		alert("Please enter addition of "+first_no+" + "+second_no);
		document.frm.txt_secu_code.focus();
		return false;
	}
}
function valid_request_quote(first_no,second_no)
{
	var emailPat = /^[A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)*[@][A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)+$/
	var matchArray = document.frm.txt_email.value.match(emailPat);
	if(document.frm.txt_name.value == '')
	{
		alert("Please enter your name.");
		document.frm.txt_name.focus();
		return false;
	}
	
	if(document.frm.txt_email.value=="")
	{
		alert("Please enter email address");
		document.frm.txt_email.focus();
		return false;
	}
	else
	{
		if (matchArray == null)
		{
			alert ("Please enter your valid email address.");
			document.frm.txt_email.focus();
			return false;
		}
	}
	
	if(document.frm.txt_secu_code.value == "")
	{
		alert("Please enter addition of "+first_no+" + "+second_no);
		document.frm.txt_secu_code.focus();
		return false;
	}
}

function valid_new_board(first_no,second_no)
{
	var emailPat = /^[A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)*[@][A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)+$/
	var matchArray = document.frm.txt_email.value.match(emailPat);
	if(document.frm.txt_name.value == '')
	{
		alert("Please enter your name.");
		document.frm.txt_name.focus();
		return false;
	}
	if(document.frm.txt_company.value == '')
	{
		alert("Please enter your company name.");
		document.frm.txt_company.focus();
		return false;
	}
	if(document.frm.txt_email.value=="")
	{
		alert("Please enter email address");
		document.frm.txt_email.focus();
		return false;
	}
	else
	{
		if (matchArray == null)
		{
			alert ("Please enter your valid email address.");
			document.frm.txt_email.focus();
			return false;
		}
	}
	if(document.frm.txt_address.value=="")
	{
		alert("Please enter address of property where the board will be erected.");
		document.frm.txt_address.focus();
		return false;
	}
	if(document.frm.txt_occupier.value=="")
	{
		alert("Please enter name of the current or last occupier.");
		document.frm.txt_occupier.focus();
		return false;
	}
	if(document.frm.what_size.value=="")
	{
		alert("Please enter size.");
		document.frm.what_size.focus();
		return false;
	}
	if(document.frm.appear_on_board.value=="")
	{
		alert("Please enter text appear on the board.");
		document.frm.appear_on_board.focus();
		return false;
	}
	
	if(document.frm.txt_secu_code.value == "")
	{
		alert("Please enter addition of "+first_no+" + "+second_no);
		document.frm.txt_secu_code.focus();
		return false;
	}
}
function valid_edit_board(first_no,second_no)
{
	var emailPat = /^[A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)*[@][A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)+$/
	var matchArray = document.frm.txt_email.value.match(emailPat);
	if(document.frm.txt_name.value == '')
	{
		alert("Please enter your name.");
		document.frm.txt_name.focus();
		return false;
	}
	/*if(document.frm.txt_company.value == '')
	{
		alert("Please enter your company name.");
		document.frm.txt_company.focus();
		return false;
	}*/
	if(document.frm.txt_email.value=="")
	{
		alert("Please enter email address");
		document.frm.txt_email.focus();
		return false;
	}
	else
	{
		if (matchArray == null)
		{
			alert ("Please enter your valid email address.");
			document.frm.txt_email.focus();
			return false;
		}
	}
	if(document.frm.txt_secu_code.value == "")
	{
		alert("Please enter addition of "+first_no+" + "+second_no);
		document.frm.txt_secu_code.focus();
		return false;
	}
}