function require(form)

{

	if (!form.getAttribute)

	{

		return true; // browser does not support DOM

	}



	var hasError = false, errorMsg = '', elm;

	for (var i = 0; i < form.elements.length; i++)

	{

		elm = form.elements[i];



		if (elm.getAttribute("regex"))

		{

			if (!elm.value.match(elm.getAttribute("regex")))

			{

				hasError = true;



				if (elm.getAttribute("errorText"))

				{

					errorMsg = elm.getAttribute("errorText");

				}

				else if (errorMsg == '')

				{

					errorMsg = "Error, [ " + elm.name + " ] does not validate.";

				}

				break;

			}

		}



		if (elm.getAttribute("required"))

		{

			if (elm.value == "")

			{

				hasError = true;

				errorMsg = "" + elm.name + " is required.";

				break;

			}

		}



		if (elm.getAttribute("Confirmed"))

		{

			if (typeof(form.elements["Confirmed_" + elm.name]) == 'undefined' || elm.value != form.elements["Confirmed_" + elm.name].value)

			{

				hasError = true;

				errorMsg = "" + elm.name + " does not match!";

				break;

			}

		}



		if (elm.getAttribute("dyntype") == "email")

		{

			if (!/^.+@.+\..{2,}$|^$/.test(elm.value))

			{

				hasError = true;

				errorMsg = "Please enter a valid e-mail address.";

				break;

			}

		}



		if (elm.getAttribute("dyntype") == "url")

		{

			if (!/^https?:\/\/|^$/.test(elm.value))

			{

				hasError = true;

				errorMsg = "" + elm.name + " must begin with http:// to be a valid url.";

				break;

			}

		}



		if (elm.getAttribute("dyntype") == "date")

		{

			if (!/^(12|11|10|0[1-9])-(31|30|[12][0-9]|0[1-9])-(19|20)\d{2}$|^$/.test(elm.value))

			{

				hasError = true;

				errorMsg = "" + elm.name + " is not in MM-DD-YYYY format or is an invalid date.";

				break;

			}

		}



		if (elm.getAttribute("dyntype") == "text")

		{

			if (!/^[-a-zA-Z0-9|_]+$/.test(elm.value))

			{

				hasError = true;

				errorMsg = "" + elm.name + " can only contain letters, numbers, |, or _.";

				break;

			}

		}



		if (elm.getAttribute("dyntype") == "phone")

		{

			if (!/^\([1-9]\d{2}\)\s?\d{3}-\d{4}$|^$/.test(elm.value))

			{

				hasError = true;

				errorMsg = "" + elm.name + " is not in (000) 000-0000 format.";

				break;

			}

		}

	}



	if (hasError)

	{

		alert(errorMsg);

		elm.select();

		return false;

	}



	return true;

}