var btnHome_a = new Image();
btnHome_a.src = "/aohs/images/btn_home_a.gif;jsessionid=FPAMIrEQZ4egCRoKsf8h20Hg6VVnRjp5INyLjKEU.slaveuser1:server-31";
var btnHome_n = new Image();
btnHome_n.src = "/aohs/images/btn_home_n.gif;jsessionid=FPAMIrEQZ4egCRoKsf8h20Hg6VVnRjp5INyLjKEU.slaveuser1:server-31";

function swapImg(obj, isActive) {
	obj.src = (isActive) ? eval(obj.id + "_a.src") : eval(obj.id + "_n.src");	
}

function toShortDate(date)
{
    return date.getDate() + "/" + parseInt(date.getMonth() + 1, 10) + "/" + date.getYear();
}

function checkPassword(password) { 
	var patternMatchCount=0;
	var status=false;
	var passPattern_1=/^([0-9a-zA-Z@#$%^&*\-_+=\[\]{}|\\:'',?\/`~""();.]*[0-9]+[0-9a-zA-Z@#$%^&*\-_+=\[\]{}|\\:'',?\/`~""();.]*)$/;
    var passPattern_2=/^([0-9a-zA-Z@#$%^&*\-_+=\[\]{}|\\:'',?\/`~""();.]*[a-z]+[0-9a-zA-Z@#$%^&*\-_+=\[\]{}|\\:'',?\/`~""();.]*)$/;
    var passPattern_3=/^([0-9a-zA-Z@#$%^&*\-_+=\[\]{}|\\:'',?\/`~""();.]*[A-Z]+[0-9a-zA-Z@#$%^&*\-_+=\[\]{}|\\:'',?\/`~""();.]*)$/;
    var passPattern_4=/^([0-9a-zA-Z@#$%^&*\-_+=\[\]{}|\\:'',?\/`~""();.]*[@#$%^&*\-_+=\[\]{}|\\:'',?\/`~""();.]+[0-9a-zA-Z@#$%^&*\-_+=\[\]{}|\\:'',?\/`~""();.]*)$/;
	
    if(password.length>=8 && password.length<17){
		status=true;
	}
	
	if (password.match(passPattern_1)) { 
		patternMatchCount++; 
        
	} 
    
	if (password.match(passPattern_2)) { 
		patternMatchCount++; 
        
	}
    
    if (password.match(passPattern_3)) { 
		patternMatchCount++; 
        
	}
    
    if (password.match(passPattern_4)) { 
		patternMatchCount++; 
        
	}
    
    /*var msg= "Password must include:\n"+"8-16 characters,\n"+"Characters from 3 out of 4 of the following character groups:\n"+" Lowercase characters, uppercase characters, digits (0-9), and one or more of the following symbols: @ # $ % ^ & * - _ + = [ ] { } | \ : ' , ? / ` ~ \" ( ) ; .";*/
	var msg="Password must contain 8-16 characters made up out of 3 of the 4 of the following: lowercase, uppercase, digits (0-9) and /or symbols";
	if(status===true && patternMatchCount>=3){
    	return true;
    }else{
    	alert(msg);
    }
	return false;
}
function validateEmail(email) {
    var emailPattern = /^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
    if(email.match(emailPattern)) {
       return true;
    }else{
    alert( "Please enter valid EmailAddress."); 
	return false;
    }
}    
function showAlert(desc){
	if (null==desc) {
		alert( "The phone number entered is invalid!"); 
	} else {
		alert( "The "+desc+" number entered is invalid!" ); 
	}
	return false; 
}
function checkNoSpace(string){
	string.indexOf(" ");
    return string.indexOf(' ') === -1;
}
function checkMobilePhoneNumber(phoneNo,desc) { 
	/*phoneNo = trim(phoneNo);*/
	var phone =	/^04[0-9]{8}$|^\+[1-9]{1}[0-9]{7,}$/;
	if(checkNoSpace(phoneNo)){
		if (phoneNo.match(phone)) { 
			return true; 
		} else {
			return showAlert(desc);
		} 
	} else {
		return showAlert(desc);
	}	
}
function checkLandPhoneNumber(phoneNo,desc) { 
	/*phoneNo = trim(phoneNo);*/
	if(phoneNo.indexOf("04") ==0){
		return checkMobilePhoneNumber(phoneNo,desc);
	} else {
		var phone =	/^0[1-9]{1}[0-9]{8}$|^\+[1-9]{1}[0-9]{7,}$/;
		if(checkNoSpace(phoneNo)){
			if (phoneNo.match(phone)) { 
				return true; 
			} 
			else {
				return showAlert(desc);
			}	
		} else {
			return showAlert(desc);
		}	
	} 
}
function checkAreaCode(areaCode){
	var phone = /^[0-9]$/;
	if (areaCode.match(phone)) { 
		return true;
	} else {
		return false;
	}		
}
    
function getDateError(dateString) {

    dateRegExp = /^(\d{1,2})[\/](\d{1,2})[\/](\d{2,5})$/;

    date = dateString.toLowerCase().match(dateRegExp);

    if (date == null)
        return "not a date";
    
    day = date[1];
    month = date[2];
    year = date[3];

    switch (month.toLowerCase().substr(0,3)) {
        case "jan": month = "1";
                    break;
        case "feb": month = "2";
                    break;
        case "mar": month = "3";
                    break;
        case "apr": month = "4";
                    break;
        case "may": month = "5";
                    break;
        case "jun": month = "6";
                    break;
        case "jul": month = "7";
                    break;
        case "aug": month = "8";
                    break;
        case "sep": month = "9";
                    break;
        case "oct": month = "10";
                    break;
        case "nov": month = "11";
                    break;
        case "dec": month = "12";
                    break;
    }
                
    year = qualifyYear(year);
    
    if (year.length != 4)
        return "invalid year";
    
    day = day/1;
    month = month/1;
    year = year/1;
        
    if (month < 1 || month > 12)
        return "invalid month";
    
    var daysPerMonth = [0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
    
    if (day > 0 && day <= daysPerMonth[month])
        return null;
    
    if (month == 2 && day == 29 && (year % 400 == 0 || (year % 4 == 0 && year % 100 != 0)))
        return null;
    
    return "invalid days per month";
}

function qualifyYear(yearString) {
    if (yearString.length == 2) {
        if (parseInt(yearString, 10) >= 50)
            yearString = "19" + yearString;
        else
            yearString = "20" + yearString;
    }
    return yearString;
}

function validDateRange(fromDateString, toDateString) {

    dateRegExp = /^(\d{1,2})[\/](\d{1,2})[\/](\d{2,5})$/;

    fromDate = fromDateString.toLowerCase().match(dateRegExp);
    toDate = toDateString.toLowerCase().match(dateRegExp);
    fromYear = qualifyYear(fromDate[3]);
    toYear = qualifyYear(toDate[3]);
    
    return !((parseInt(fromYear, 10) > parseInt(toYear, 10))
    		|| ((parseInt(fromYear, 10) == parseInt(toYear, 10))
    			&& (parseInt(fromDate[2], 10) > parseInt(toDate[2], 10)))
    		|| ((parseInt(fromYear, 10) == parseInt(toYear, 10))
    			&& (parseInt(fromDate[2], 10) == parseInt(toDate[2], 10))
    			&& (parseInt(fromDate[1], 10) > parseInt(toDate[1], 10))));
}

function trim(str){
	return str.replace(/\s/g, '');
}