/* common scripts */

// make editfields ajaxy
function startEditable(editID) {
	// orange for not saved then submit
	$('#input'+editID).change(function(){
		$('#input'+editID).animate({backgroundColor: "#fff0d8"},10);
		$('#form'+editID).submit();
	});
	// setup ajax form
	$('#form'+editID).ajaxForm(function(data) {
		if (data=='OK') {
			// green for saved then white
			$('#input'+editID).animate({backgroundColor: "#9f9"},10).animate({backgroundColor: "#fff"},2000);
		} else {
			// red for error
			$('#input'+editID).animate({backgroundColor: "#f99"},10);
		}
	});
	return false;
}

// return number as string in x.xx format.
function dollarPad(anynum) {
	tempnum = "" + eval(anynum);
	intstr = "" + parseInt(tempnum);
	decstr = "" + parseInt((100*Math.abs(parseFloat(tempnum)-parseInt(tempnum))) + 0.5);
	while (decstr.length < 2) {
		decstr += "0";
	}
	retval = intstr + "." + decstr;
	return retval;
}

// put something somewhere with class
function nodeMsg(elid, msgtext, msgclass) {
	if (document.getElementById) {
		var elem = document.getElementById(elid);
		if (elem.firstChild && (elem.firstChild.nodeType == 1))
			elem.firstChild.nodeValue = msgtext;  // DOM method
		else 
			elem.innerHTML = msgtext; // IE/Opera method
		elem.className = msgclass;
	}
}

// put something somewhere without class
function nodeMsg(elid, msgtext) {
	if (document.getElementById) {
		var elem = document.getElementById(elid);
		if (elem.firstChild && (elem.firstChild.nodeType == 1))
			elem.firstChild.nodeValue = msgtext;  // DOM method
		else 
			elem.innerHTML = msgtext; // IE/Opera method
	}
}

// change the style of a node
function changeStyle(id, newClass) {
	if (!document.styleSheets) return; 
	identity=document.getElementById(id);
	identity.className=newClass; 
}

// why does this have to be so complex?
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

// ---------------------------------------
//             Array.clean 
//           prototype function
// 
// by Davide Beltrame (Broly)
// e-mail: davb86@libero.it
// 
// This function remove the empty element 
// from an array
//
// Syntax
//
// arrayname.clean(to_delete)
//
// Parameter: to_delete <- element to delete from the array
// 
// ----------------------------------------
Array.prototype.clean = function(to_delete) {
	var a;
	for (a = 0; a < this.length; a++) {
		if (this[a] == to_delete) {         
			this.splice(a, 1);
			a--;
		}
	}
	return this;
};

/** XHConn - Simple XMLHTTP Interface - bfults@gmail.com - 2005-04-08        **
 ** Code licensed under Creative Commons Attribution-ShareAlike License      **
 ** http://creativecommons.org/licenses/by-sa/2.0/                           **/
function XHConn() {
	var xmlhttp, bComplete = false;
	try { xmlhttp = new XMLHttpRequest(); }
	catch (e) { try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); }
	catch (e) { try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); }
	catch (e) { xmlhttp = false; }}}
	if (!xmlhttp) return null;
	this.connect = function(sURL, sMethod, sVars, fnDone) {
		if (!xmlhttp) return false;
		bComplete = false;
		sMethod = sMethod.toUpperCase();
		try {
			if (sMethod == "GET") {
				xmlhttp.open(sMethod, sURL+"?"+sVars, true);
				sVars = "";
			}
			else {
				xmlhttp.open(sMethod, sURL, true);
				xmlhttp.setRequestHeader("Method", "POST "+sURL+" HTTP/1.1");
				xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
			}
			xmlhttp.onreadystatechange = function(){
				if (xmlhttp.readyState == 4 && !bComplete) {
					bComplete = true;
					fnDone(xmlhttp);
				}
			}
			xmlhttp.send(sVars);
		}
		catch(z) { return false; }
		return true;
	};
	return this;
}