/**
 *  Version   : 1.1.7.@200411005
 *  Author    : volkan.ozcelik
 *  Copyright : 2003-2005 (C) - volkan.ozcelik
 */
var g_blnValidatorProtoCalled = false;

function Validator() {
	if(!g_blnValidatorProtoCalled) {
		g_blnValidatorProtoCalled = true;
		var _this = Validator.prototype;

		_this.isDefined = function(x) {
			if(typeof(x) == "undefined") {
				this._setStatusCode(this.NOT_OK);
				return false;
			}

			this._setStatusCode(this.OK);
			return true;
		};
		
		_this.isEmpty = function(x) {
			if(!this.isDefined(x)) {
				this._setStatusCode(this.NOT_OK);
				return false;
			}
			
			if(x=="") {
				this._setStatusCode(this.OK);
				return true;	
			}			
		}

		_this.isEmail=function(x) {
			if(!this.isDefined(x)) {
				this._setStatusCode(this.NOT_OK);
				return false;
			}

			var reg = "^[A-Za-z0-9]+([_\\.-][A-Za-z0-9]+)*@[A-Za-z0-9]+([_\\.-][A-Za-z0-9]+)*\\.([A-Za-z]){2,4}$";

			if(x.test(reg,"i")) {
				this._setStatusCode(this.OK);
				return true;
			}

			this._setStatusCode(this.NOT_OK);
			return false;
		};

		_this.isInteger = function(x) {
			if(!this.isDefined(x)) {
				this._setStatusCode(this.NOT_OK);
				return false;
			}
			
			x = "" + x;

			var intNumber = parseInt(x);

			if(!isNaN(intNumber)) {
				x = x.remove("^(0*)");/*0012==octal(12)*/
				if(x=="") {x = 0;}
			}

			intNumber = parseInt(x);
			if((!isNaN(intNumber)) && ((""+intNumber)==x)) {
				this._setStatusCode(this.OK);
				return true;
			}

			this._setStatusCode(this.NOT_OK);
			return false;
		};

		_this.isFloat = function(x) {
			if(!this.isDefined(x)) {
				this._setStatusCode(this.NOT_OK);
				return false;
			}		

			x = "" + x;

			if(!isNaN(parseFloat(x))) {
				x = x.remove("^(0*)");/*0012==octal(12)*/
				if(x=="") { x = 0; }
			}

			if(!isNaN(parseFloat(x))) {
				this._setStatusCode(this.OK);
				return true;
			}

			this._setStatusCode(this.NOT_OK);
			return false;
		};

		_this.isString = function(x) {
			if(!this.isDefined(x)) {
				this._setStatusCode(this.NOT_OK);
				return false;
			}

			if(typeof(x) == "string") {
				this._setStatusCode(this.OK);
				return true;
			}

			this._setStatusCode(this.NOT_OK);
			return false;
		};

		_this.isDate = function(intYear, intMonth, intDay) {
			if(!this.isDefined(intYear) || !this.isDefined(intMonth) || !this.isDefined(intDay)) {
				this._setStatusCode(this.NOT_OK);
				return false;
			}
			
			if(!intYear || intYear=="") {
				this._setStatusCode(this.YEAR_IS_EMPTY);
				return false;
			}

			if(!intMonth || intMonth=="") {
				this._setStatusCode(this.MONTH_IS_EMPTY);
				return false;
			}

			if(!intDay || intDay=="") {
				this._setStatusCode(this.DAY_IS_EMPTY);
				return false;
			}

			var arMonths = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);

			if((parseInt(intMonth) % 4) == 0) {arMonths[1]=29;}
			else {arMonths[1] = 28;}

			var intMaxDay = arMonths[parseInt(intMonth)-1];

			if(parseInt(intDay) > intMaxDay) {
				this._setStatusCode(this.DAY_NOT_VALID);
				return false;
			}

			this._setStatusCode(this.OK);
			return true;
		};

		_this.getStatusCode = function() {return this._intStatusCode;};

		_this._setStatusCode = function(intCode) {this._intStatusCode=intCode;};

	}/* end if */

	/** 000000 */
	this.OK = 0;
	/** 000001 */
	this.NOT_OK =1;
	/** 000011 */
	this.DAY_IS_EMPTY = 3;
	/** 000101 */
	this.MONTH_IS_EMPTY = 5;
	/** 001001 */
	this.YEAR_IS_EMPTY = 9;
	/** 010001 */
	this.DAY_NOT_VALID = 17;
	/** 000000 */
	this._intStatusCode=this.OK;
};