function fnValidate(f){

			if (IsEmpty(f.Full_Name.value)){

				alert('Please enter your name to continue.');

				f.Full_Name.focus();

				return false;

			}

			if (IsEmpty(f.E_Mail.value)){

				alert('Please enter your email address to continue.');

				f.E_Mail.focus();

				return false;

			} 

			if (!IsValidEmail(f.E_Mail.value)){ 

			f.E_Mail.focus();

			return false;

			}

			return true;

		}

		

		function IsNumeric(val) {

			var ValidChars = "0123456789.";

			for (i=0; i<val.length; i++) {

				if (ValidChars.indexOf(val.charAt(i)) == -1) return false

			}

			return true

		}

		

		function IsEmpty(val) {

			for (i=0; i<val.length; i++) { 

				if (val.charAt(i) != ' ') return false

			}

			return true

		}

		

		function IsValidEmail(val) {

			var iLen = val.length;

			if 	((iLen < 6) || (val.indexOf('@') < 1) || ((val.charAt(iLen - 3) != '.') && (val.charAt(iLen - 4) != '.')) ) {

				alert('Please enter a valid e-mail address');

				return false;

			} else {	

				return true;

			}

		}