function login_valid()
{	
	function InvalidCharachter(testField)
	{
		var invalidChars = '0123456789`~!@#$%^&*()[]\{\}\-_+=/\'\\"<>,.;:?^|';
		for (i=0; i<invalidChars.length; i++) {
			if (testField.indexOf(invalidChars.charAt(i),0) > -1)
			{
				return false;			
			}
		}
	}
	emailStr1=document.FrmFoodees.email.value.trim();
	//alert(emailStr1);
	if(emailStr1=="")
	{
		alert("Please enter your email address.");
		document.FrmFoodees.email.focus();
		return false;
	}
	if(isEmail(emailStr1) == false)
	{
		document.FrmFoodees.email.focus();
		return false;
	}	

	function isEmail(emailStr1)
	{
		var emailPat=/^(.+)@(.+)$/
		var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
		var validChars="\[^\\s" + specialChars + "\]"
		var quotedUser="(\"[^\"]*\")"
		var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
		var atom=validChars + '+'
		var word="(" + atom + "|" + quotedUser + ")"
		var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
		var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
		var matchArray=emailStr1.match(emailPat)
		if (matchArray==null) {
			alert("Email address seems incorrect (check @ and .'s)")		
			return false
		}
		var user=matchArray[1]
		var domain=matchArray[2]
		if (user.match(userPat)==null) {
			alert("Please specify a valid email address.")

			return false
		}
		var IPArray=domain.match(ipDomainPat)
		if (IPArray!=null) {
			  for (var i=1;i<=4;i++) {
				if (IPArray[i]>255) {
					alert("Destination IP address is invalid.")
					return false
				}
			}	    
			return true
		}
		var domainArray=domain.match(domainPat)
		if (domainArray==null) {
			alert("The domain name doesn't seem to be valid.")
			return false
		}
		var atomPat=new RegExp(atom,"g")
		var domArr=domain.match(atomPat)
		var len=domArr.length
		if (domArr[domArr.length-1].length<2 || 
			domArr[domArr.length-1].length>3) {
		   alert("The address must end in a three-letter domain, or two letter country.")
		   return false
		}
		if (len<2) {
		   var errStr="This address is missing a hostname."
		   alert(errStr)
		   return false
		}	
		return true

	}

	if(document.FrmFoodees.fname.value.trim()=="")
	{
		alert("Please enter your first name.");
		document.FrmFoodees.fname.focus();
		return false;
	}
	if(InvalidCharachter(document.FrmFoodees.fname.value.trim())==false)
	{ 
		alert("Please enter a valid first name.");
		document.FrmFoodees.fname.focus();
		return false;
	}
	if(document.FrmFoodees.lname.value.trim()=="")
	{
		alert("Please enter your last name.");
		document.FrmFoodees.lname.focus();
		return false;
	}
	if(InvalidCharachter(document.FrmFoodees.lname.value.trim())==false)
	{ 
		alert("Please enter a valid last name.");
		document.FrmFoodees.lname.focus();
		return false;
	}
	if(document.FrmFoodees.password.value.trim()=="")
	{
		alert("Please enter your password.");
		document.FrmFoodees.password.focus();
		return false;
	} 
	var pass_val = document.FrmFoodees.password.value;
	var pass_length = pass_val.length;
	
	if(pass_length<6 && document.FrmFoodees.password.value.trim() != "")
	{
		alert("Password should contain atleast 6 digits.");
		document.FrmFoodees.password.focus();
		return false;
	} 

	if(document.FrmFoodees.passwordConfirm.value.trim()=="")
	{
		alert("Please confirm your password.");
		document.FrmFoodees.passwordConfirm.focus();
		return false;
	}
	pass=document.FrmFoodees.password;
	conpass=document.FrmFoodees.passwordConfirm
	if(pass.value.trim() != conpass.value.trim())
	{
		alert("PLease confirm your password.");
		conpass.value="";
		conpass.focus();
		return false;
	}
	
	if(document.FrmFoodees.gender.value.trim()=="select")
	{
		alert("Please select the gender.");
		document.FrmFoodees.gender.focus();
		return false;
	}

	if(document.FrmFoodees.dateofbirth.value.trim()=="yyyy-mm-dd")
	{
		alert("Please enter your Date of Birth");
		document.FrmFoodees.dateofbirth.focus();
		return false;
	}
	if(document.FrmFoodees.txtquestion.value.trim()=="")
	{
		alert("Please enter your security question");
		document.FrmFoodees.txtquestion.focus();
		return false;
	}
	
	if(document.FrmFoodees.txtanswer.value.trim()=="")
	{
		alert("Please enter your security answer");
		document.FrmFoodees.txtanswer.focus();
		return false;
	}

	document.FrmFoodees.captcha.value  = document.FrmFoodees.dk.value;

	if(document.FrmFoodees.txtSecurityCode.value=='')
	{
		alert("Please enter the string as shown in the image.");
		document.FrmFoodees.txtSecurityCode.focus();
		return false;
	}

	var number1=document.FrmFoodees.txtSecurityCode.value;
	var imeg1=document.FrmFoodees.dk.value;
	var captcha=document.FrmFoodees.captcha.value;

	if(number1!=imeg1)
	{
		alert("Please enter the correct string as shown in the image.");
		document.FrmFoodees.txtSecurityCode.focus();
		return false;
	}
	if(document.FrmFoodees.termsandpolicies.checked==false)
	{
		alert ('You have not checked the Terms and Policies');
		return false;
	}
}