function check_friend(elm){
		if(elm.gender.value=='' || elm.gender.value==null){
				elm.gender.focus();
				alert("***Please select gender!***");
				return false;
		}
		if(elm.sender_name.value=='' || elm.sender_name.value==null){
				elm.sender_name.focus();
				alert("***Please enter your name***");
				return false;
		}
			
		if(validate_email(elm.sender_email)==false){
				elm.sender_email.focus();
				return false;
		}
		
		if(validate_email(elm.friend_email)==false){
				elm.friend_email.focus();
				return false;
		}
					
		if(elm.confirmtext.value=="" || elm.confirmtext.value==null){
				alert("***Please type confirm text.***\n");
				elm.confirmtext.focus();
				return false;
		}
		if(elm.confirmtext.value!=elm.verinum.value){
				alert("***Incorrect confirm text! Please type again.***");
				elm.confirmtext.focus();
				return false;
		}
return true;
}

function validate_email(fields) {
    if(-1 == fields.value.indexOf("@")) { 
       fields.focus(); 
       alert("Email must have a '@'."); 
       return false; 
       }
    if(-1 != fields.value.indexOf(",")) { 
       fields.focus(); 
       alert("Email must not have a ',' in it"); 
       return false; 
       }
    if(-1 != fields.value.indexOf("#")) { 
       fields.focus(); 
       alert("Email must not have an '#' in it." ); 
       return false; 
       }
    if(-1 != fields.value.indexOf("!")) { 
       fields.focus(); 
       alert("Email must not have a '!' in it." ); 
       return false; 
       }
    if(-1 != fields.value.indexOf(" ")) { 
       fields.focus(); 
       alert("Email must not have a space in it." ); 
       return false; 
       }
    if(fields.value.length == (fields.value.indexOf("@")+1) ) {
       fields.focus();
       alert("Email must have a domain name after the '@'.");
       return false;
       }

    if(fields.value.length == 0) { 
      fields.focus(); 
      alert("Please input a valide email address."); 
      return false; 
      }
	  
	if(fields.value.length == 0) { 
      fields.focus(); 
      alert("Please input a valide email address."); 
      return false; 
      }
    return true;
 }