function CheckRequiredFields(frm) {

		var errormessage = "";

		var validRegExp = /^[^@]+@[^@]+.[a-z]{2,}$/i;



		if(frm.name.value=="")

			errormessage += "\n\nPlease enter your name.";

		if(frm.phone.value=="")

			errormessage += "\n\nPlease enter your phone number.";

		if(frm.email.value=="" || frm.email.value.search(validRegExp) == -1)

			errormessage += "\n\nPlease enter your valid email address.";
			
		if(frm.comment.value=="")

			errormessage += "\n\nPlease enter a message.";	





		if(errormessage != "") {

			alert('The following required fields have not been correctly or completely entered.' + errormessage);

			return false;

		}



		return true;

	}