function IsEmailValid(formObj) 
{
var emailStr=formObj
  var emailPat=/^(.+)@(.+)$/
  var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
  var validChars="\[^\\s" + specialChars + "\]"
  var quotedUser="(\"[^\"]*\")"
  var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
  var atom=validChars + '+'
  var word="(" + atom + "|" + quotedUser + ")"
  var userPat=new RegExp("^" + word + "(\\." + word+ ")*$")
  var domainPat=new RegExp("^" + atom + "(\\." +atom +")*$")
  var matchArray=emailStr.match(emailPat)
  if (matchArray==null) 
  {
      alert("Email address seems incorrect")
      return false
  }
  var user=matchArray[1]
  var domain=matchArray[2]

  // See if "user" is valid
  if (user.match(userPat)==null) 
  {
     // user is not valid
     alert("The username doesn't seem to be valid.")
     return false
  }
  var IPArray=domain.match(ipDomainPat)
  if (IPArray!=null) 
  {
     // this is an IP address
     for (var i=1;i<=4;i++) 
     {
          if (IPArray[i]>255) 
          {
               alert("Destination IP address appears to be invalid!")
               return false
          }
     }
     return true 
  }
  var domainArray=domain.match(domainPat)
  if (domainArray==null) 
  {
     alert("The domain name doesn't appear to be valid.")
     return false
  }
  var atomPat=new RegExp(atom,"g")
  var domArr=domain.match(atomPat)
  var len=domArr.length
  if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>3) 
  {
     // the address must end in a two letter or three letter word.
     alert("The address must end in a three-letter domain, or two letter country.")
     return false
  }
  // Make sure there's a host name preceding the domain.
  if (len<2) 
  {
     var errStr="This address is missing a hostname!"
     alert(errStr)
     return false 
  }
  // If we've gotten this far, everything looks  great!
  return true;
}

function frndMail()
{
	x=document.getElementById("email").value;
	//alert(x);
	  if(x==0)
	  {  
	  	alert("Enter E- Mail ID"); 
	  }
	else if(IsEmailValid(x)==false)
  	{
		document.getElementById("email").focus();
  	}
  	else
  	{
	var name=prompt("Please enter your name");
  	while(name=="")
     {
     name=prompt("Please enter your name");
     }
    	if(name!=null)
    	{
    	//alert(name);
    	alert("Mail Sent\nThank you For Your Interest");
    	target="tellafrnd.php?email="+x+"&name="+name;
  		window.location=target;
  		}
  	}
  	
}


function forgetpass()
{
	
	//x=document.getElementById("email").value;
	x=document.form1.email.value;
	
	  if(x==0)
	  {  
	  	alert("Enter E- Mail ID"); 
		document.form1.email.focus();
	  }
	else if(IsEmailValid(x)==false)
  	{
		document.form1.email.focus();
  	}
	else
	{
		window.location="retrive_pass.php?mailid="+x;
	}
	
}