function popDate(elem) {
		if(elem.value == "" || elem.value == "mm/dd/yyyy")
			elem.value = "mm/dd/yyyy";
		}
	function clearDate(elem) {
		if(elem.value == "mm/dd/yyyy")
			elem.value = "";
		}
	function validateDate(thisForm) {
		var RegExPattern = /^(?=\d)(?:(?:(?:(?:(?:0?[13578]|1[02])(\/|-|\.)31)\1|(?:(?:0?[1,3-9]|1[0-2])(\/|-|\.)(?:29|30)\2))(?:(?:1[6-9]|[2-9]\d)?\d{2})|(?:0?2(\/|-|\.)29\3(?:(?:(?:1[6-9]|[2-9]\d)?(?:0[48]|[2468][048]|[13579][26])|(?:(?:16|[2468][048]|[3579][26])00))))|(?:(?:0?[1-9])|(?:1[0-2]))(\/|-|\.)(?:0?[1-9]|1\d|2[0-8])\4(?:(?:1[6-9]|[2-9]\d)?\d{2}))($|\ (?=\d)))?(((0?[1-9]|1[012])(:[0-5]\d){0,2}(\ [AP]M))|([01]\d|2[0-3])(:[0-5]\d){1,2})?$/;
		var errorMessage = 'Please enter valid date as month, day, and four digit year.\nYou may use a slash, hyphen or period to separate the values.\nThe date must be a real date. 2-30-2000 would not be accepted.\nFormay mm/dd/yyyy.';
		if ((thisForm.elements['DateIn'].value.match(RegExPattern))) {
			if (!(thisForm.elements['DateOut'].value.match(RegExPattern))) {
				thisForm.elements['DateOut'].value = "";
			}
			return true;
		} else {
			alert("Sorry, your dates must be formatted \"mm/dd/yyyy\"");
			return false;
		}	
	}