function valid1(){
	if(document.getElementsByName("fname1")[0].value=="")
	{
		alert("Please Enter First Name");
		document.getElementsByName("fname1")[0].focus();
		return false;

	}
    if(document.getElementsByName("lname1")[0].value=="")
	{
		alert("Please Enter Last Name");
		document.getElementsByName("lname1")[0].focus();
		return false;

	}
	if(document.getElementsByName("email1")[0].value==""){
		alert("Please Enter Email");
		document.getElementsByName("email1")[0].focus();
		return false;
	}
	 var emailPat=/^([a-zA-Z0-9])+([\.a-zA-Z0-9_-])*@([a-zA-Z0-9])+(\.[a-zA-Z0-9_-]+)+$/;
	 if(!emailPat.test(document.getElementsByName("email1")[0].value))
		{
			alert("Your email address is invalid.  Please try again !!");			
 			document.getElementsByName("email1")[0].focus();
           document.getElementsByName("email1")[0].select();
  			return false;
	    }
     
}