function validnum(s) {
		 /** Check for number */
		 num = new RegExp(/^(?:\+|-)?\d+$/);
		 if (!num.test(s)) {
			  return false;
		 }
		return true;
	}

	function IsBlank (strString) {
		if (strString.length == 0)
			return true;

		for (i = 0; i < strString.length; i++)
		{
			strChar = strString.charAt(i);
			if (strChar != " ")
				return false;
		}
		return true;
	}

	function isValidEmail(email) {

		if (email.length < 5)
			return false;

		subEmail=email.split('@'); /** subEmail is a string array (contains strings splitted by '@') */
		if (subEmail.length != 2)
			return false;

		dotStr=subEmail[1].split('.'); /** dotStr is a string array (contains strings splitted by '.') */

		if(dotStr.length<2)
			return false;

		for(i=1;i<dotStr.length;i++){
			if((dotStr[i].length!=2)&&(dotStr[i].length!=3))
				return false;
		}
	return true;
	}


$(document).ready(function() {

	Shadowbox.init();
	
	$('#subpage #middle_menu .top ul li:last-child').css({background:'none'});


});