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;
		}
		
}