//Get element by id shorthand
function $(element) {
	var elementobj = document.getElementById(element);
	return elementobj;
}

//List variables in array
function listelement(ele) {
	var data = "";
	for (i in ele) {
		data += i + " => " + ele[i] + "\n";
	}
	alert(data);
}

//Init 'Unobtrusive' JavaScript */
//addEvent(window, 'load', function() {
//});

//Add onload event handler
//addEvent(window, 'load', aaaa);
function addEvent(obj, evType, fn){
	if (obj.addEventListener){
		obj.addEventListener(evType, fn, false);
		return true;
	} else if (obj.attachEvent){
		var r = obj.attachEvent("on"+evType, fn);
		return r;
	} else {
		return false;
	}
}

//Get selected radio id
function radiogetselected(radioname) {

	var chkboxgrpele = document.getElementsByName(radioname);
	var chkboxtotal = chkboxgrpele.length;
	for (i=0; i<chkboxtotal; i++) {
		if (chkboxgrpele[i].checked == true) {
			return chkboxgrpele[i].value;
		}
	}
	return false;

}

//Select specified radio by value
function radioselect(radioname, radiovalue) {

	var chkboxgrpele = document.getElementsByName(radioname);
	var chkboxtotal = chkboxgrpele.length;
	for (i=0; i<chkboxtotal; i++) {
		if (chkboxgrpele[i].value == radiovalue) {
			chkboxgrpele[i].checked = true;
			return true;
		} else {
			chkboxgrpele[i].checked = false;
		}
	}

	return false;

}

//Class add / remove
function classaddremove(ele, classname, status) {

	//If remove class
	if (status == false) {

		//List of all classes
		var classnameexisting = ele.className;
		var classes = classnameexisting.split(" ");

		var classesstring = "";

		for (var classnameitem in classes) {

			if (classes[classnameitem] != classname) {

				var spacer = "";
				if (classesstring != "") {
					spacer = " ";
				}

				classesstring += spacer + classes[classnameitem];

			}

		}

		ele.className = classesstring;

	} else {

		//Add class
		var spacer = "";
		if (ele.className != "") {
			spacer += " ";
		}

		//Append class to existing list
		ele.className += spacer + classname;

	}

}

//Check if an item in an array
function in_array(the_needle, the_haystack) {
	var the_hay = the_haystack.toString();
	if(the_hay == ''){
		return false;
	}
	var the_pattern = new RegExp(the_needle, 'g');
	var matched = the_pattern.test(the_haystack);
	return matched;
}


var net=new Object();

net.READY_STATE_UNINITIALIZED=0;
net.READY_STATE_LOADING=1;
net.READY_STATE_LOADED=2;
net.READY_STATE_INTERACTIVE=3;
net.READY_STATE_COMPLETE=4;

/*--- content loader object for cross-browser requests ---*/
net.ContentLoader = function(url,onload,onerror,method,params,contentType){
	this.req = null;
	this.onload=onload;
	this.onerror=(onerror) ? onerror : this.defaultError;
	this.loadXMLDoc(url,method,params,contentType);
}

net.ContentLoader.prototype = {
loadXMLDoc:function(url,method,params,contentType) {

		if (!method) {
			method = "GET";
		}

		if (!contentType && method == "POST") {
			contentType = 'application/x-www-form-urlencoded';
		}

		if (window.XMLHttpRequest) {
			this.req = new XMLHttpRequest();
		} else if (window.ActiveXObject) {
			this.req = new ActiveXObject("Microsoft.XMLHTTP");
		}

		if (this.req) {
			try {
				var loader = this;
				this.req.onreadystatechange = function() {
					loader.onReadyState.call(loader);
				}
				this.req.open(method, url, true);
				if (contentType) {
					this.req.setRequestHeader('Content-Type', contentType);
				}
				this.req.send(params);
			} catch (err) {
				this.onerror.call(this);
			}
		}

	},

	onReadyState:function() {

		var req = this.req;
		var ready = req.readyState;

		if (ready > 1) {

			if (ready == net.READY_STATE_COMPLETE) {
				var httpStatus = req.status;
				if (httpStatus == 200 || httpStatus == 0) {
					//alert(this.req.responseText);
					this.onload.call(this);
				}else {
					this.onerror.call(this);
				}
			}
		}

	},

	defaultError:function() {

		alert("error fetching data!"
			+ "\n\nreadyState:" + this.req.readyState
			+ "\nstatus: " + this.req.status
			+ "\nheaders: " + this.req.getAllResponseHeaders()
			+ "\ndata:\n" + this.req.responseText
		);

	}

}

/*

var geturl = baseurl + "&id=" + encodeURI(aaaaa) + "&nocache=" + new Date().getTime();
var loader = new net.ContentLoader(geturl, requestprocess);

function requestprocess() {
	eval(this.req.responseText);
}

*/



//HTMLentities - escape data to html format
function htmlentities(string) {

	string = string.replace(/\&/g,"&amp;");
	string = string.replace(/\</g,"&lt;");
	string = string.replace(/\>/g,"&gt;");
	string = string.replace(/\"/g,"&quot;");

	return string;
}

//http://www.openjs.com/scripts/others/dump_function_php_print_r.php
function dump(arr,level) {
	var dumped_text = "";
	if(!level) level = 0;
	
	//The padding given at the beginning of the line.
	var level_padding = "";
	for(var j=0;j<level+1;j++) level_padding += "    ";
	
	if(typeof(arr) == 'object') { //Array/Hashes/Objects 
		for(var item in arr) {
			var value = arr[item];
			
			if(typeof(value) == 'object') { //If it is an array,
				dumped_text += level_padding + "'" + item + "' ...\n";
				dumped_text += dump(value,level+1);
			} else {
				dumped_text += level_padding + "'" + item + "' => \"" + value + "\"\n";
			}
		}
	} else { //Stings/Chars/Numbers etc.
		dumped_text = "===>"+arr+"<===("+typeof(arr)+")";
	}
	return dumped_text;
}