// JavaScript Document

function validate_required(field,alerttxt)
{
	with (field)
	  {
	  if (value==null||value==""||value=="Registration"||value=="Mileage")
		{
		alert(alerttxt);return false;
		}
	  else
		{
		return true;
		}
	  }
}


function ValidateFormFields(formName)
{
	var thisform;
	if ( thisform = document.getElementById(formName) )
	{
		with (thisform)
		{
			if (validate_required(make,"Make must be filled out!")==false)
			{make.focus();return false;}
	  
			if (validate_required(model,"Name must be filled out!")==false)
			{model.focus();return false;}
		  
			if (validate_required(name,"Name must be filled out!")==false)
			{name.focus();return false;}
		  
			if (validate_required(Email,"Email Address must be filled out!")==false)
			{Email.focus();return false;}
			
			if (validate_required(phone,"Phone Number must be filled out!")==false)
			{phone.focus();return false;}
			
			if (validate_required(nearest_branch,"Please select nearest branch!")==false)
			{nearest_branch.focus();return false;}
		}
		return true;
	}
	else return false;
}


function ValuationFormCaptchaValidate( formName )
{
	if ( $("#captchaText").val()=="" ) 
	{
		alert( "You have to enter verification code." );
	}
	else if ( !isNaN( $("#captchaId").val() ) ) 
	{
		$.ajax(
		{
			type: "POST",
			url: "/captcha-functions.asp",
			data: "id="+ $("#captchaId").val() +"&text=" + $("#captchaText").val(),
			success: function(msg)
			{
				if ( !isNaN(msg) )
				{
					if ( ValidateFormFields(formName) )
					{
						if ( msg=="1"  )
						{
							document.forms[formName].submit();
						}
						else
						{
							alert( "You've entered wrong verification number, try again." );
							GetNewCaptcha();
							return false;
						}
					}
					else return false;
				}
				else
				{
					alert( msg );
					return false;
				}
			}
		}
		);
	}
}








function PreValuationFormValidate()
{
	if ( $("#VRM").val()!="" && $("#miles").val()!="" && !isNaN( $("#miles").val() )  )
	{
		return true;
	}
	else
	{
		alert("You have to enter Registration Number and Mileage.");
		return false;
	}
}

function PreValuationFormCaptchaValidate( formName )
{
	if ( $("#captchaText").val()=="" ) 
	{
		alert( "You have to enter verification code." );
	}
	else if ( !isNaN( $("#captchaId").val() ) ) 
	{
		$.ajax(
		{
			type: "POST",
			url: "/captcha-functions.asp",
			data: "id="+ $("#captchaId").val() +"&text=" + $("#captchaText").val(),
			success: function(msg)
			{
				if ( !isNaN(msg) )
				{
					if ( PreValuationFormValidate() )
					{
						if ( msg=="1"  )
						{
							document.forms[formName].submit();
						}
						else
						{
							alert( "You've entered wrong verification number, try again." );
							GetNewCaptcha();
							return false;
						}
					}
					else return false;
				}
				else
				{
					alert( msg );
					return false;
				}
			}
		}
		);
	}
}











function GetNewCaptcha(formId)
{
	if ( formId === undefined ) formId='';
	else formId='_'+formId;
	
	$.ajax(
	{
		type: "POST",
		url: "/captcha-functions.asp",
		data: "generateNewCaptcha=1",
		success: function(msg)
		{
			if ( !isNaN(msg) )
			{
				$("#captchaId"+formId).val(msg);
				$("#captchaImage"+formId).attr("src","/captcha-img.asp?id="+msg);
				$("#captchaText"+formId).val("");
			}
			else
			{
				alert( msg );
			}
		}
	}
	);
}