function checkContact()
{
	myd = document.forms[0];
	myd.email.value = trimSpaces(myd.email.value);
	
	if(myd.email.value == "")
	{
		alert("Please enter your email address.");
		myd.email.focus();
		return (false);
	}
	if (!checkEmail(myd.email.value))
	{
		myd.email.focus();
		return (false);
	}
	document.forms[0].sendMail.value = "yes";
	return true;
	document.forms[0].submit();
}

function trimSpaces(stringValue) {
	for(i = 0; i < stringValue.length; i++) {
		if(stringValue.charAt(i) != " ") {
			break;
		}
	}
	if(i > 0) {
		stringValue = stringValue.substring(i);
	}
	
	strLength = stringValue.length - 1;
	for(i = strLength; i >= 0; i--) {
		if(stringValue.charAt(i) != " ") {
			break;
		}
	}
	if(i < strLength) {
		stringValue = stringValue.substring(0, i + 1);
	}
	
	return stringValue;
}

function checkEmail(emailString) {
	splitVal = emailString.split('@');
	
	if(splitVal.length <= 1) {
		alert("Please enter a valid email address");
		return false;
	}
	if(splitVal[0].length <= 0 || splitVal[1].length <= 0) {
		alert("Please enter a valid email address");
		return false;
	}
	
	splitDomain = splitVal[1].split('.');
	if(splitDomain.length <= 1) {
		alert("Please enter a valid email address");
		return false;
	}
	if(splitDomain[0].length <= 0 || splitDomain[1].length <= 1) {
		alert("Please enter a valid email address");
		return false;
	}
	return true;
}