function checkEnter(e,caller) //e is event object passed from function invocation
{
	var characterCode //literal character code will be stored in this variable

	if(e && e.which ||e.which == 0)
	{ //if which property of event object is supported (NN4)
	
		e = e;
		characterCode = e.which; //character code is contained in NN4's which property
	}
	else
	{
		e = event;
		characterCode = e.keyCode //character code is contained in IE's keyCode property
	}

	if(characterCode == 13)//if generated character code is equal to ascii 13 (if enter key)
	{ 
	    if(document.all){
		    e.returnValue=false;
            e.cancel = true;
        }
        else{
         e.preventDefault();
        }
        var obj = document.getElementById(caller);
        if(obj){        
            
            if(obj.click){
		        obj.click();
		    }
		}
		return false;
	}
	else
	{
		return true;
	}
		
}

/*
//start: ENCODE string
function base64Encode(str) {
    var c, d, e, end = 0;
    var u, v, w, x;
    var ptr = -1;
    var input = str.split("");
    var output = "";
    while(end == 0) {
        c = (typeof input[++ptr] != "undefined") ? input[ptr].charCodeAt(0) : 
            ((end = 1) ? 0 : 0);
        d = (typeof input[++ptr] != "undefined") ? input[ptr].charCodeAt(0) : 
            ((end += 1) ? 0 : 0);
        e = (typeof input[++ptr] != "undefined") ? input[ptr].charCodeAt(0) : 
            ((end += 1) ? 0 : 0);
        u = enc64List[c >> 2];
        v = enc64List[(0x00000003 & c) << 4 | d >> 4];
        w = enc64List[(0x0000000F & d) << 2 | e >> 6];
        x = enc64List[e & 0x0000003F];
        
        // handle padding to even out unevenly divisible string lengths
        if (end >= 1) {x = "=";}
        if (end == 2) {w = "=";}
        
        if (end < 3) {output += u + v + w + x;}
    }
    // format for 76-character line lengths per RFC
    var formattedOutput = "";
    var lineLength = 76;
    while (output.length > lineLength) {
      formattedOutput += output.substring(0, lineLength) + "\n";
      output = output.substring(lineLength);
    }
    formattedOutput += output;
    return formattedOutput;
}
//end: ENCODE string
*/

//start: DECODE string
/*function base64Decode(str) {
    var c=0, d=0, e=0, f=0, i=0, n=0;
    var input = str.split("");
    var output = "";
    var ptr = 0;
    do {
        f = input[ptr++].charCodeAt(0);
        i = dec64List[f];
        if ( f >= 0 && f < 128 && i != -1 ) {
            if ( n % 4 == 0 ) {
                c = i << 2;
            } else if ( n % 4 == 1 ) {
                c = c | ( i >> 4 );
                d = ( i & 0x0000000F ) << 4;
            } else if ( n % 4 == 2 ) {
                d = d | ( i >> 2 );
                e = ( i & 0x00000003 ) << 6;
            } else {
                e = e | i;
            }
            n++;
            if ( n % 4 == 0 ) {
                output += String.fromCharCode(c) + 
                          String.fromCharCode(d) + 
                          String.fromCharCode(e);
            }
        }
    }
    while (typeof input[ptr] != "undefined");
    output += (n % 4 == 3) ? String.fromCharCode(c) + String.fromCharCode(d) : 
              ((n % 4 == 2) ? String.fromCharCode(c) : "");
    return output;
}
//end: DECODE string
*/


function CheckSubscribe(valueSearch) 
{
    var email = $('#mail').val();
    if (email != valueSearch) 
    {
    //search the hidden field
       location.href='?email='+email;
        return true;
    }
    return false;
}

function GetTicket() 
{
    var ticket = $('#txtTicketId').val();
    var age = $('#txtAge').val();
    var gender=$("input[@name='gender']:checked").val();

    //if the ticket is not null, it means we search for that ticket
    if (ticket != '') 
    {
        location.href='?ticketId='+ticket;
        return false;
    }
    else
    {
        //if we have gender selected
        if (gender != null)
        {
           if(age!='')
            {   
                location.href='?gender='+gender+'&age='+age;
                return false;
            }
            else
            {
                location.href='?gender='+gender;
                return false;
            }
        }
        //if we have only age
        else
        {
            location.href='?age='+age;
            return false;
        }
    }
    return false;
}

function ClearTicket()
{
    $('#txtTicketId').val('');
    $('#txtAge').val('');
    $('input[name="gender"]')[0].checked = false;
    $('input[name="gender"]')[1].checked = false;
    return false;
}

function RedirectWithoutQueryString()
{
   if (document.location.href.indexOf('?') >= 0) 
   document.location.href  = document.location.href.substring(0,document.location.href.indexOf('?'));
}