function checkEmail(formObj) {
 var email = formObj.email.value;
 var firstname = formObj.firstname.value;
 var lastname = formObj.lastname.value;
 email = email.replace(/\s/g,"");
 firstname = firstname.replace(/\s/g,"");
 lastname = lastname.replace(/\s/g,"");

	if(email=="")
		{
      		alert("Please enter your Email address!");
      		formObj.email.focus(); 	
			return false;
		}
	
	if (email.indexOf ('@',0) == -1 || email.indexOf ('.',0) == -1)
       	{
      		alert("Please enter a valid Email address!");
      		formObj.email.focus();
			return false;
		}
		
		
	if(firstname=="")
		{
      		alert("Please enter your First Name!");
      		formObj.firstname.focus(); 	
			return false;
		}
	if(lastname=="")
		{
      		alert("Please enter your Last Name!");
      		formObj.lastname.focus(); 	
			return false;
		}
		
		
		
		
}
function trim(s) {
	return s.replace(/\s/g,"");
}

function validateSendToFriend(formobj)
{
var email = trim(formobj.email.value);
var name = trim(formobj.name.value);
var friendemail = trim(formobj.friendemail.value);
var friendname = trim(formobj.friendname.value);


	if(name=="") {
		alert("Please enter your name");
		formobj.name.focus();
		return false;
	}
	
	if(email==""){
		alert("Please enter your email address");
		formobj.email.focus();
		return false;
	}
	if (email.indexOf ('@',0) == -1 || email.indexOf ('.',0) == -1)
	{
		alert("Please enter a valid email address");
		formobj.email.focus();
		return false;
	}
		

	if(friendname=="") {
		alert("Please enter your recipients's name");
		formobj.friendname.focus();
		return false;
	}

	
	if(friendemail==""){
		alert("Please enter recipients's email address");
		formobj.friendemail.focus();
		return false;
	}
		
	if (friendemail.indexOf ('@',0) == -1 || friendemail.indexOf ('.',0) == -1)
	{
		alert("Please enter a valid recipients's email address");
		formobj.friendemail.focus();
		return false;
	}
	
	return true;
		
}