function validate()
{
 	if(enquiry.Name.value=="")
	{  
	alert("Please enter the name");
	enquiry.Name.focus(); 
	return false;
	}else
	if(enquiry.Address.value=="")
	{
	alert("Please enter the Address.");
	enquiry.Address.focus();
	return false;
	}else
	if(enquiry.City.value=="")
	{
	alert("Please enter the City.");
	enquiry.City.focus();
	return false;
	}else
	if(enquiry.Postcode.value=="")
	{
	alert("Please enter the Postcode.");
	enquiry.Postcode.focus();
	return false;
	}
		if(!document.getElementById("Email").value){
	alert('Please enter your email');
	document.getElementById("Email").focus();
	return false;
	}else 
	   {    var emailStr=document.enquiry.Email.value;   
			var reg1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/; // not valid
			var reg2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?)$/; // valid
			if (!(!reg1.test(emailStr) && reg2.test(emailStr))) 
			{
			 alert("Please check your email address.");
			 enquiry.Email.focus();
			  return false; 
			
			  }				
	
	  }	

if(enquiry.Ph_Mobile.value=="")
	{
	alert("Please enter the Mobile no.");
	enquiry.Ph_Mobile.focus();
	return false;
	}else
	if(enquiry.Comment.value=="")
	{
	alert("Please enter Comments.");
	enquiry.Comment.focus();
	return false;
	}
	if(!document.getElementById("verify").value){
alert('Please Enter the Verification Code given below');
document.getElementById("verify").focus();
return false;
}
if(document.getElementById("verify").value!=document.getElementById("vp").value){
alert('Verification Code Does not Match');
document.getElementById("verify").value='';
document.getElementById("verify").focus();
return false;
}		
}

function checkEmail(x)
{
 if(x.indexOf('@')==-1||x.indexOf('.')==-1)
  return false;
 else
  return true;
}


function noerrors()
{
 document.getElementById("nameerror").style.display = "none"
 document.getElementById("addresserror").style.display = "none"
 document.getElementById("cityerror").style.display = "none"
 document.getElementById("postcodeerror").style.display = "none"
 document.getElementById("emailerror").style.display = "none"
 document.getElementById("phmobileerror").style.display = "none"
 document.getElementById("commenterror").style.display = "none"
}

function checkNumber(x)
{
 var i = 0;
 while ((i<x.length)&&("0123456789".indexOf(x.charAt(i))!=-1))
 {
  i++;
 }
 if (i==x.length)
 {
  return true;
 }
 else
 {
  return false;
 }
}