/*
$Id: general.js 1739 2007-12-20 00:52:16Z hpdl $

osCommerce, Open Source E-Commerce Solutions
http://www.oscommerce.com

Copyright (c) 2003 osCommerce

Released under the GNU General Public License
*/
window.addEvent('domready', function() {
	setTimeout("cartFadeIn()",500);
	setTimeout("cartFadeOut()",3000);
});

function cartFadeIn() {
	var cartEl1 = $('newItem');
	if (cartEl1) {
		var myEffect = new Fx.Tween(cartEl1);
		myEffect.start('color', '#ff0000');
	}
}

function cartFadeOut() {
	var cartEl1 = $('newItem');
	if (cartEl1) {
		var myEffect = new Fx.Tween(cartEl1);
		myEffect.start('color', '#ffffff');
	}
}

function SetFocus(TargetFormName) {
var target = 0;
if (TargetFormName != "") {
	for (i=0; i<document.forms.length; i++) {
		if (document.forms[i].name == TargetFormName) {
			target = i;
			break;
		}
	}
}

var TargetForm = document.forms[target];
	
for (i=0; i<TargetForm.length; i++) {
	if ( (TargetForm.elements[i].type != "image") && (TargetForm.elements[i].type != "hidden") && (TargetForm.elements[i].type != "reset") && (TargetForm.elements[i].type != "submit") ) {
		TargetForm.elements[i].focus();

		if ( (TargetForm.elements[i].type == "text") || (TargetForm.elements[i].type == "password") ) {
			TargetForm.elements[i].select();
		}

		break;
	}
}
}

function RemoveFormatString(TargetElement, FormatString) {
if (TargetElement.value == FormatString) {
	TargetElement.value = "";
}

TargetElement.select();
}

function CheckDateRange(from, to) {
if (Date.parse(from.value) <= Date.parse(to.value)) {
	return true;
} else {
	return false;
}
}

function IsValidDate(DateToCheck, FormatString) {
var strDateToCheck;
var strDateToCheckArray;
var strFormatArray;
var strFormatString;
var strDay;
var strMonth;
var strYear;
var intday;
var intMonth;
var intYear;
var intDateSeparatorIdx = -1;
var intFormatSeparatorIdx = -1;
var strSeparatorArray = new Array("-"," ","/",".");
var strMonthArray = new Array("jan","feb","mar","apr","may","jun","jul","aug","sep","oct","nov","dec");
var intDaysArray = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);

strDateToCheck = DateToCheck.toLowerCase();
strFormatString = FormatString.toLowerCase();

if (strDateToCheck.length != strFormatString.length) {
	return false;
}

for (i=0; i<strSeparatorArray.length; i++) {
	if (strFormatString.indexOf(strSeparatorArray[i]) != -1) {
		intFormatSeparatorIdx = i;
		break;
	}
}

for (i=0; i<strSeparatorArray.length; i++) {
	if (strDateToCheck.indexOf(strSeparatorArray[i]) != -1) {
		intDateSeparatorIdx = i;
		break;
	}
}

if (intDateSeparatorIdx != intFormatSeparatorIdx) {
	return false;
}

if (intDateSeparatorIdx != -1) {
	strFormatArray = strFormatString.split(strSeparatorArray[intFormatSeparatorIdx]);
	if (strFormatArray.length != 3) {
		return false;
	}

	strDateToCheckArray = strDateToCheck.split(strSeparatorArray[intDateSeparatorIdx]);
	if (strDateToCheckArray.length != 3) {
		return false;
	}

	for (i=0; i<strFormatArray.length; i++) {
		if (strFormatArray[i] == 'mm' || strFormatArray[i] == 'mmm') {
			strMonth = strDateToCheckArray[i];
		}

		if (strFormatArray[i] == 'dd') {
			strDay = strDateToCheckArray[i];
		}

		if (strFormatArray[i] == 'yyyy') {
			strYear = strDateToCheckArray[i];
		}
	}
} else {
	if (FormatString.length > 7) {
		if (strFormatString.indexOf('mmm') == -1) {
			strMonth = strDateToCheck.substring(strFormatString.indexOf('mm'), 2);
		} else {
			strMonth = strDateToCheck.substring(strFormatString.indexOf('mmm'), 3);
		}

		strDay = strDateToCheck.substring(strFormatString.indexOf('dd'), 2);
		strYear = strDateToCheck.substring(strFormatString.indexOf('yyyy'), 2);
	} else {
		return false;
	}
}

if (strYear.length != 4) {
	return false;
}

intday = parseInt(strDay, 10);
if (isNaN(intday)) {
	return false;
}
if (intday < 1) {
	return false;
}

intMonth = parseInt(strMonth, 10);
if (isNaN(intMonth)) {
	for (i=0; i<strMonthArray.length; i++) {
		if (strMonth == strMonthArray[i]) {
			intMonth = i+1;
			break;
		}
	}
	if (isNaN(intMonth)) {
		return false;
	}
}
if (intMonth > 12 || intMonth < 1) {
	return false;
}

intYear = parseInt(strYear, 10);
if (isNaN(intYear)) {
	return false;
}
if (IsLeapYear(intYear) == true) {
	intDaysArray[1] = 29;
}

if (intday > intDaysArray[intMonth - 1]) {
	return false;
}

return true;
}

function IsLeapYear(intYear) {
if (intYear % 100 == 0) {
	if (intYear % 400 == 0) {
		return true;
	}
} else {
	if ((intYear % 4) == 0) {
		return true;
	}
}

return false;
}