// JavaScript Document

function readCookie(name)
{

var start = document.cookie.indexOf( name + "=" );
var len = start + name.length + 1;
if ( ( !start ) &&
( name != document.cookie.substring( 0, name.length ) ) )
{
return null;
}
if ( start == -1 ) return null;
var end = document.cookie.indexOf( ";", len );
if ( end == -1 ) end = document.cookie.length;
return unescape( document.cookie.substring( len, end ) );

}
function read(){
if( readCookie("contact") == null)
	{
	document.getElementById("cam").style.display = "none";
	}
	else{
		document.getElementById("cam").style.display = "inline";
		alert("Your comment has been sent successfully")
	}
}
function valida(){
	var flag = 0;
	var mensaje = "";
	if(readCookie("contact") != null)
	{
	flag=2;
	}
	if(document.getElementById('campo_01').value == "")
	{
	 flag=1;
		 }	
	 if(document.getElementById('campo_02').value == "" )
	{
	 flag=1;
	 }
	 if(document.getElementById('campo_02').value != "" && !mailValido(document.getElementById('campo_02').value))
	{
	 flag = 1;
	 retur =false;
	 	 } 	
	if(document.getElementById('campo_03').value == "" )
	{
	 flag=1;
	 }	  
	 if(flag==1){	
		mensaje+=" Incomplete data";
		alert(mensaje);
	 }
	 else if(flag==2){
	 	alert("Wait 2 minutes to send another comment");
		document.getElementById("cam").style.display = "inline";
	 }
	 else{
	
		document.form1.submit();
	 	alert("Your comment has been sent successfully");
		
	 }
}
function limpiar(){
	document.form1.reset();
	}