function trim(inStr) {

	var i =0;
	var s=inStr;
	var sOut= "";
	for (i =0; i<s.length; i++) {
		if (s.substr(i, 1) != " " )
			sOut = sOut + s.substr(i, 1);
	}
	
	return sOut;
 }

 function checkData() {
 
 
	if (trim(document.Contact_Request.firstname.value) == "") {
		alert("Please put in your first name.");
		document.Contact_Request.firstname.focus();
		return false;
	}
	
	if (trim(document.Contact_Request.lastname.value) == "") {
		alert("Please put in your last name.");
		document.Contact_Request.lastname.focus();
		return false;
	}
	
	
	var sEmail;
	sEmail = trim(document.Contact_Request.Email.value);
	
	if (sEmail == "") {
		alert("Please put in your email address.");
		document.Contact_Request.Email.focus();
		return false;
	}
	
	if (sEmail.indexOf("@") == -1) {
		alert("Please put in a valid email address.");
		document.Contact_Request.Email.focus();
		return false;
	}
	
	if (trim(document.Contact_Request.url.value) == "") {
		alert("Please enter the url of the page to which you are referring.");
		document.Contact_Request.url.focus();
		return false;
	}

	if (trim(document.Contact_Request.textComment.value) == "") {
		alert("Please enter your bug report or feedback.");
		document.Contact_Request.textComment.focus();
		return false;
	}

	return true;
 }