function validate()
{
	var name=document.getElementById("name");	
	var email=document.getElementById("email");
	var marca=document.getElementById("marca");
	var model=document.getElementById("model");
	var city=document.getElementById("city");
	var message=document.getElementById("message");
	var error=document.getElementById("error");
	var conf=document.getElementById("confirm");
	
	if(conf)
	{
		conf.innerHTML="";
		conf.style.display="none";
	}
	error.innerHTML="";
	error.style.display="none";
	
	var e=0, badMail=0, badPict=0;
	
	if(empty(name))
		e=1;
	if(empty(city))
		e=1;
	if(empty(marca))
		e=1;
	if(empty(model))
		e=1;
	if(empty(email))
		e=1;
	if(!checkEmail(email))
	{
		badMail=1;
		e=1;
	}
	if(empty(message))
		e=1;
	if(e)
	{
		error.style.display="block";		
		var mensaje="Please complete the fields highlighted<br>";
		if(badMail)
		{
			mensaje+="- Email Invalid<br/>";
		}
		error.innerHTML=mensaje;
		
		return false;
	}
	else
	{
		document.getElementById("form1").submit();
		return true;
	}
}

function empty(v)
{
	v.style.background='#EFF7FC';
	if(v.value==null || v.value.length==0)
	{
		v.style.background='#FFFF99';
		return true;
	}
	else
		return false;
}

function checkEmail(v)
{
	v.style.background='#EFF7FC';
	if ((/\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v.value)))	
	{
		return true;	
	}
	else
	{
		v.style.background='#FFFF99';
		return false;
	}
}