function trim(val)
{
	return val.replace(/(^\s*)|(\s*$)/, "");
}
function checkEmail(val)
{
	//var exp="/^([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/";
	var rx = new RegExp(/^([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/);
	
	return rx.test(val);
}
function checkForm(frm)
{

	if(trim(frm.fname.value) == '' || checkEmail(trim(frm.femail.value)) == false || trim(frm.fcomments.value) == '' ) {
		window.alert("Too bad! Form is incorrect!");
		return false;
	}
	
	return true;
}