/* START - AJAX COMMON FUNCTIONS */
function update(result, ui_id){
	var div =  $(ui_id);
	if (result.status==Http.Status.OK){
		if(result.responseText == '1'){
				/*If Username and password is correct */
				window.location = 'profile.php?msg='+Base64.encode('your message has been sent!');
		}else{
			/*In case of wrong username and password*/
			div.innerHTML = result.responseText;
		}
	}else{
		div.innerHTML = "";
	}	
}// end update()

function getsubcats(cache_method,ui_id,catid){
	/*document.getElementById(ui_id).innerHTML = '<span style="padding-left:150px;"><img src="images/loading.gif" /></span><br><span style="padding-left:145px;"><b>Loading .....</b></span>';
	*/
	Http.get({
		url: "ajax/returnsubcats.php?catid="+catid,
		callback: update,
		cache: cache_method	
	}, [ui_id]);
}
function chkuser(cache_method,ui_id,email){
	/*document.getElementById(ui_id).innerHTML = '<span style="padding-left:150px;"><img src="images/loading.gif" /></span><br><span style="padding-left:145px;"><b>Loading .....</b></span>';
	*/
	Http.get({
		url: "ajax/returnuser.php?email="+email,
		callback: update,
		cache: cache_method	
	}, [ui_id]);
}

function sendmessage(cache_method,ui_id,msgto,subject,message){

if(msgto ==""){
	alert('Please select the friend from friend list');	
	document.getElementById('friends').focus();	
	return false;
}else if(subject == ""){
	alert('Please enter the message subject.');	
	document.getElementById('subject').focus();	
	return false;
}else if(message == ""){
	alert('Please enter the message.');	
	document.getElementById('message').focus();	
	return false;
}
	/*document.getElementById(ui_id).innerHTML = '<span style="padding-left:150px;"><img src="images/loading.gif" /></span><br><span style="padding-left:145px;"><b>Loading .....</b></span>';
	
	*/
	Http.get({
		url: "ajaxresponse/sendmessage.php?msgto="+msgto+'&subject='+subject+'&message='+Base64.encode(message),
		callback: update,
		cache: cache_method	
	}, [ui_id]);
}
function readmessage(cache_method,ui_id,msgid){
	/*document.getElementById(ui_id).innerHTML = '<span style="padding-left:150px;"><img src="images/loading.gif" /></span><br><span style="padding-left:145px;"><b>Loading .....</b></span>';
	*/
	Http.get({
		url: "ajaxresponse/readmessage.php?msgid="+msgid,
		callback: update,
		cache: cache_method	
	}, [ui_id]);
}

var Base64 = {

	// private property
	_keyStr : "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",

	// public method for encoding
	encode : function (input) {
		var output = "";
		var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
		var i = 0;

		input = Base64._utf8_encode(input);

		while (i < input.length) {

			chr1 = input.charCodeAt(i++);
			chr2 = input.charCodeAt(i++);
			chr3 = input.charCodeAt(i++);

			enc1 = chr1 >> 2;
			enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
			enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
			enc4 = chr3 & 63;

			if (isNaN(chr2)) {
				enc3 = enc4 = 64;
			} else if (isNaN(chr3)) {
				enc4 = 64;
			}

			output = output +
			this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +
			this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);

		}

		return output;
	},

	// public method for decoding
	decode : function (input) {
		var output = "";
		var chr1, chr2, chr3;
		var enc1, enc2, enc3, enc4;
		var i = 0;

		input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

		while (i < input.length) {

			enc1 = this._keyStr.indexOf(input.charAt(i++));
			enc2 = this._keyStr.indexOf(input.charAt(i++));
			enc3 = this._keyStr.indexOf(input.charAt(i++));
			enc4 = this._keyStr.indexOf(input.charAt(i++));

			chr1 = (enc1 << 2) | (enc2 >> 4);
			chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
			chr3 = ((enc3 & 3) << 6) | enc4;

			output = output + String.fromCharCode(chr1);

			if (enc3 != 64) {
				output = output + String.fromCharCode(chr2);
			}
			if (enc4 != 64) {
				output = output + String.fromCharCode(chr3);
			}

		}

		output = Base64._utf8_decode(output);

		return output;

	},

	// private method for UTF-8 encoding
	_utf8_encode : function (string) {
		string = string.replace(/\r\n/g,"\n");
		var utftext = "";

		for (var n = 0; n < string.length; n++) {

			var c = string.charCodeAt(n);

			if (c < 128) {
				utftext += String.fromCharCode(c);
			}
			else if((c > 127) && (c < 2048)) {
				utftext += String.fromCharCode((c >> 6) | 192);
				utftext += String.fromCharCode((c & 63) | 128);
			}
			else {
				utftext += String.fromCharCode((c >> 12) | 224);
				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
				utftext += String.fromCharCode((c & 63) | 128);
			}

		}

		return utftext;
	},

	// private method for UTF-8 decoding
	_utf8_decode : function (utftext) {
		var string = "";
		var i = 0;
		var c = c1 = c2 = 0;

		while ( i < utftext.length ) {

			c = utftext.charCodeAt(i);

			if (c < 128) {
				string += String.fromCharCode(c);
				i++;
			}
			else if((c > 191) && (c < 224)) {
				c2 = utftext.charCodeAt(i+1);
				string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
				i += 2;
			}
			else {
				c2 = utftext.charCodeAt(i+1);
				c3 = utftext.charCodeAt(i+2);
				string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
				i += 3;
			}

		}

		return string;
	}

}
function authenticate(cache_method,ui_id){
	

	var login=document.getElementById('username').value;
	var pass=document.getElementById('password').value;
	
	//alert(login+'----------'+pass);
	//return false ;
	Http.get({
	url: "ajax/authenticate.php?log="+Base64.encode(login)+'&pass='+Base64.encode(pass),
	callback: update,
	cache: cache_method
	}, [ui_id]);
		
}

/******* Post Commets JS *****/
function postcomments(){
document.getElementById('commentdiv').style.display = '';	
}
function nopostcomments(){
document.getElementById('commentdiv').style.display = 'none';	
}