// JavaScript Document

function showMe(id) {

	document.getElementById(id).style.visibility = "visible";

}

function hideMe(id) {
	document.getElementById(id).style.visibility = "hidden";
}

/////////////////////////////////////

function validate() {

var at = document.getElementById("mail").value.indexOf("@");

var dot = document.getElementById("mail").value.indexOf(".");

var sp = document.getElementById("mail").value.indexOf(" ");

var nameId=document.getElementById("name").value;

var emailId=document.getElementById("mail").value;

var subjectId=document.getElementById("subject").value;

var bodyId=document.getElementById("body").value;

flag = "true";

if (nameId.length<3) {
 alert("Please enter your name");
 flag="false";
 }
 
if (emailId.length<5) {
 alert("Please enter a valid email");
 flag="false";
 }
 
if (at==-1)  {
 alert("You forgot the @ in your email");
 flag="false";
 }
 
 if (dot==-1)  {
 alert("You forgot the . in your email");
 flag="false";
 }

 if (sp>-1)  {
 alert("You cannot have spaces in your email");
 flag="false";
 }
 
if (subjectId.length<3) {
 alert("Please enter a subject");
 flag="false";
 }
 
if (bodyId.length<3) {
 alert("Please enter a message");
 flag="false";
 }

if (flag=="false") {
 return false;
 } else {
 return true;
 }

}