var isIE = false;
var isFF = false;
var isOP = false;
var isSafari = false;
function DetectBrowser() {
	var val = navigator.userAgent.toLowerCase();
	if(val.indexOf("firefox") > -1) { isFF = true; } 
	else if(val.indexOf("opera") > -1) { isOP = true; }
	else if(val.indexOf("msie") > -1) { isIE = true; } 
	else if(val.indexOf("safari") > -1) { isIE = true; } 
}

function trim(str) {
	a = str.replace(/^\s+/, '');
	a = a.replace(/\s+$/, '');
	return a;
}

function $$(obj) {
	return document.getElementById(obj);
}

function toggle(id){
	if(typeof(id) == 'string' && !$$(id)) return;
	
	if(typeof(id) == 'string')
		var div = $$(id);
	else
		div = id;
	
	if(div.style.display == 'none')
		div.style.display = 'block';
	else
		div.style.display = 'none';
	
}

function editcell(div){
	if(currentCell && currentCell.getAttribute('edit') != 'false') return; //only allow editing if the current cell is not being edited.
	
	currentCell = div;
	
	var str = div.innerHTML;
	var editting = div.getAttribute('edit');
	if(editting == 'false'){
		var width = currentCell.offsetWidth;
		div.getElementsByTagName('textarea')[0].style.width = width + "px";
		div.style.width = width + "px";
		
		div.setAttribute('edit', 'true');
		
		div.setAttribute('myvalue',div.getElementsByTagName('textarea')[0].value);
		
		toggle(div.getElementsByTagName('div')[0]);
		toggle(div.getElementsByTagName('textarea')[0]);
		div.getElementsByTagName('textarea')[0].focus();
		div.getElementsByTagName('textarea')[0].select();
	}
}

function opencell(div){
	var url = actioncell(div);
	return helppopup(url,w=1400,h=900);
}

function ajaxcell(div,func){
	func = (func != null ) ? func : ''; 
	currentCell = div;
	var url = actioncell(div);
	ajax({url:url,f:func});
}

function ajaxcellpopup2(str){
	return ajaxcellpopup(str, true)
}

function ajaxcellpopup(str, goUpThenDownDom){
	//FF and IE, can't just set innerHTML, 
	//FF you need to add to dom, and it works perfectly.
	//IE set innerHTML, and then do a runScripts on it to execute all the script tags.
	//2nd OPTION - You could add through the dom, and make sure that you have the defer='defer' in the script tag so it works in IE.	
	
	var rand=Math.floor(Math.random()*11000);
	
	var newdiv = document.createElement("div");
	var div = currentCell;
	
	if(goUpThenDownDom == true){
		while(div.className != 'd1'){
			div = div.parentNode;
		}
		
		div = div.firstChild;
		
		while(div.className != 'inner'){
			div = div.nextSibling;
		}
	}
	else{
		while(div.className != 'inner'){
			div = div.parentNode;
		}
	}
	
	div.parentNode.insertBefore(newdiv,div);
	newdiv.innerHTML = '<a name="jumpto_'+rand+'"></a>'+str;
	
	runScripts(newdiv);
	
	document.location = '#jumpto_'+rand;	
	window.scrollTo(0,window.pageYOffset -50);
	
	return;
}

//this makes it so that you can eval the code and any variables or functions set will be global.
function evalGlobal(code) {
	//eval(code); return;
	if (!!(window.attachEvent && !window.opera)) {
		execScript (code); // ie
	} else {
		window.eval (code); // not ie
	}
} 

function runScripts(e) {
	if (e.nodeType != 1) return; //if it's not an element node, return
 
	if (e.tagName.toLowerCase() == 'script') {
		evalGlobal(e.text); //run the script
	}
	else {
		var n = e.firstChild;
		while ( n ) {
			if ( n.nodeType == 1 ) runScripts( n ); //if it's an element node, recurse
			n = n.nextSibling;
		}
	}
}

function updateCell(event,div){
	var key = getKey(event);
	if(!(key == 'ENTER' || key == 'ESCAPE')) return;
	
	if(key == 'ENTER'){
		//save
		div.getElementsByTagName('textarea')[0].value = trim(div.getElementsByTagName('textarea')[0].value);
		div.setAttribute('myvalue', div.getElementsByTagName('textarea')[0].value);
		var url = actioncell(div);
		ajax({url:url,f:'updateCell2'});

		return false;
	}
	
	if(key == 'ESCAPE'){ 
		resetCell();
	}
}

function updateCell2(str){
	if(str != 'true'){
		alert(str);
		return;
	}
	
	resetCell(true);
}


function resetCell(update){
	var div = currentCell;
	if(!div) return;
	
	if(update){
		var temp = div.getElementsByTagName('textarea')[0].value;
		var sRegExInput2 = new RegExp("\n", "g");
		temp = temp.replace(sRegExInput2, '<br />');
		
		div.getElementsByTagName('div')[0].innerHTML = temp;
		div.setAttribute('myvalue',div.getElementsByTagName('textarea')[0].value);
	}
	else{
		div.getElementsByTagName('textarea')[0].value = div.getAttribute('myvalue');
		//div.getElementsByTagName('textarea')[0].value = div.getElementsByTagName('div')[0].innerHTML;
		//div.setAttribute('myvalue',div.getElementsByTagName('div')[0].innerHTML);
	}
	
	div.setAttribute('edit', 'false');
	toggle(div.getElementsByTagName('div')[0]);
	toggle(div.getElementsByTagName('textarea')[0]);
}

function actioncell(div){
	var str = div.getAttribute('myaction');
	
	var parentrow = div.parentNode;
	var columnNames = new Array();
	
	//get the header row of the table.
	var div2 = div.parentNode.parentNode.firstChild;
	
	//alert(div2.innerHTML);
	//return;
	
	for(var i = 0 ; i < div2.childNodes.length; i++){
		if(div2.childNodes[i].nodeType != 1) continue;  //if it is not an element tag, skip it.
		columnNames.push(div2.childNodes[i].getAttribute('myvalue'));
	}
	
	var j = 0;
	for(var i = 0 ; i < parentrow.childNodes.length; i++){
		if(parentrow.childNodes[i].nodeType != 1) continue; //if it is not an element tag, skip it.
		var sRegExInput = new RegExp('##'+columnNames[j]+'##', "g");
		str = str.replace(sRegExInput, encodeURIComponent(parentrow.childNodes[i].getAttribute('myvalue')));
		j++;
	}
	
	return str;
}

function getKey(e){ //e is event object passed from function invocation
	var characterCode;// literal character code will be stored in this variable
	
	if(e){
		//e = event;
		characterCode = e.keyCode //character code is contained in IE's keyCode property
	}
	
	if(characterCode == 13)	return 'ENTER';
	if(characterCode == 27) return 'ESCAPE';
}

var currentCell = null;



//==========TABS===============
function insertAtCursor(myField, myValue) {
 //IE support
 if (document.selection){
     myField.focus();
     sel = document.selection.createRange();
     sel.text = myValue;
    }
 //MOZILLA/NETSCAPE support
 else if (myField.selectionStart || myField.selectionStart == '0')
     {
     var startPos = myField.selectionStart;
     var endPos = myField.selectionEnd;
     restoreTop = myField.scrollTop;
     myField.value = myField.value.substring(0, startPos) + myValue + myField.value.substring(endPos, myField.value.length);
     myField.selectionStart = startPos + myValue.length;
     myField.selectionEnd = startPos + myValue.length;
    
     if (restoreTop>0)
         {
         myField.scrollTop = restoreTop;
         }
     }
 else
     {
     myField.value += myValue;
     }
 }


function interceptTabs(evt, control)
{
 //$$('saveContent_ajax').innerHTML = 'There are unsaved changes.';
 key = evt.keyCode ? evt.keyCode : evt.which ? evt.which : evt.charCode;
 if (key==9)
     {
     insertAtCursor(control, '\t');
     return false;
     }
 else
     {
     return key;
     }
}


//==========AJAX================================================================

function getFormValues(formId)
{
if(!$$(formId))
return {};

var f = $$(formId);

var obj = new Object;
var str = '';
var elem = f.elements;
for(var i = 0; i < elem.length; i++)
{
elemName = undefined;

if(elem[i].name != "" && elem[i].name != undefined){
	elemName= elem[i].name;
}
else if(elem[i].id){
	elemName = elem[i].id;
}

//if(elem[i].name){
//elemName = elem[i].name;}

//str += "<b>Type:</b>" + elem[i].type + "&nbsp&nbsp";
/*
 if(elem[i].name==""||elem[i].name==undefined)
 elemName= "notNamedElement";
 else
 elemName= elem[i].name;
 */

	switch (elem[i].type) {
		case "select-multiple":
			var arSelected = new Array();
			ob=elem[i];
			for(var j=0;j<ob.length;j++) {
				if (ob.options[j].selected)
					arSelected.push(ob.options[j].value);
			}
			obj[elemName] = arSelected;
			break;
		case "radio":
			if(elem[i].checked) {
				obj[elemName] = elem[i].value;
			}
			break;
		case "checkbox":
			obj[elemName] = elem[i].checked;
			break;
		default:
			obj[elemName] = elem[i].value;
	}//end switch
}//end forloop
return obj;
}

function urlEncode(str){
	return encodeURIComponent(str);
}

//END NEW AJAX

//Start Ajax functions
var ajaxConnections = 0;
var ajaxArray = new Array();


function functionName(ownName){
	ownName = ownName.substr('function '.length);        // trim off "function "
	ownName = ownName.substr(0, ownName.indexOf('('));        // trim off everything after the function name
	return ownName;
}

function ajax(vars) {
	//if you want asynchronous results, you must close the session. Otherwise, php will wait for the session to close before accepting anpther request. Use: session_write_close();
	//use === undefined to see if a declared variable, or part of an object exists.
	vars 			= (vars === undefined) 			? {} 	: vars;
	vars.url 		= (vars.url === undefined) 		? '?' 	: vars.url;
	vars.skipCheck 	= (vars.skipCheck === undefined)? false : vars.skipCheck; //if you want async, then use skipCheck = true
	vars.str 		= (vars.str === undefined) 		? '' 	: vars.str;
	vars.f 			= (vars.f === undefined) 		? 'eval': vars.f;
	vars.f 			= (vars.f == '') 				? 'eval': vars.f;
	vars.vars		= (vars.vars === undefined) 	? {}	: vars.vars; //extra vars to pass on to ajax
	vars.params		= (vars.params === undefined) 	? {}	: vars.params; //extra vars to pass on to ajax
	vars.formid		= (vars.formid === undefined) 	? ''	: vars.formid;
			
	var xmlHttpReq;
	
	ajaxConnections++;
	if(ajaxConnections > 1 && !vars.skipCheck) {
		ajaxConnections--; //added Nov 2, 2010 to fix the bug where you get stuck in a waiting state.
		alert("Please wait while other actions are processing. (i.e. don't double-click.)");
		return;
		ajaxArray.push(vars);
		return;
	}
	
	var formvars = getFormValues(vars.formid);
	var varStr = '';
	for(var i in formvars) {
		if (formvars[i] instanceof Array) {for (var k in formvars[i]) {varStr += "&" + i + "=" + encodeURIComponent(formvars[i][k]);}}
		else {varStr += '&' + i + '=' + encodeURIComponent(formvars[i]);}
	}
	for(var j in vars.vars){varStr += '&' + j + '=' + encodeURIComponent(vars.vars[j]);}
	
	vars.str += varStr;
	
	// Mozilla/Safari
	if (window.XMLHttpRequest) {
		xmlHttpReq = new XMLHttpRequest();
	}
	// IE
	else if (window.ActiveXObject) {
		xmlHttpReq = new ActiveXObject("Microsoft.XMLHTTP");
	}

	xmlHttpReq.open('POST', vars.url, true);
	xmlHttpReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	xmlHttpReq.onreadystatechange = function() {
		if (this.readyState == 4) {
			ajaxConnections--;
			var temp = this.responseText;
			//alert(temp);
				if(vars.f == 'evalHTML'){
					var div = vars.params.id;
					if($$(div)){
						div = $$(div);
						div.innerHTML = temp;
						runScripts(div);
					}
				}
				else{
					eval(vars.f + "(temp,vars.params);");
				}
			if(ajaxArray.length > 0) {
				ajaxConnections--;
				var ob2 = ajaxArray.pop();
				ob2.skipCheck = true;
				ajax(ob2);
			}
		}
	}
	xmlHttpReq.send(vars.str);
}

//End Ajax()

function helppopup(mylink,w,h,text)
{
	var myref = '';
	if (!window.focus)return true;
	var href;
	if (typeof(mylink) == 'string')
	href=mylink;
	else
	href=mylink.href;
	w = (w != null) ? w : '700';
	h = (h != null) ? h : '550';
	
	
	
	if (text == undefined) {
		myref=window.open(href,'_blank','width=' + w + ',height=' + h + ',resizable=yes,scrollbars=yes,location=no,toolbar=yes');
	}
	else {
		myref=window.open('','_blank','width=' + w + ',height=' + h + ',toolbar=yes,resizable=no,scrollbars=no,location=yes');
		myref.document.write("<style>body{font-family:Tahoma; font-size:11px;} dt{font-weight:bold; margin-top:10px;} dd{margin-left:15px;}</style>"+text);
		myref.document.close();
	}

	return false;
}

//=================

function shiftMouseUp(e) 	{ if (!e.shiftKey) { shiftPressed = 0; } return true; }
function shiftMouseDown(e) 	{ shiftPressed = e.shiftKey; return true; }

var shiftPressed = 0;
var lastClickedCheckbox = new Array();

function shiftclick(chbx) {
	document.onmouseup 		= shiftMouseUp;
	document.onmousedown 	= shiftMouseDown;

	shiftClickStart = lastClickedCheckbox[chbx.getAttribute('groupid')];
	
	if (shiftPressed) {
		if (shiftClickStart == 0) {
			shiftClickStart = parseInt(chbx.getAttribute('shiftclickid'));
		}
		else {
			var clickedto = parseInt(chbx.getAttribute('shiftclickid'));
			var a = chbx.checked;
			
			var inputs = document.getElementsByTagName('input');
			for (var i = 0; i < inputs.length; i++) {
				if (inputs[i].type == 'checkbox') {
					if(chbx.getAttribute('groupid') != inputs[i].getAttribute('groupid')) continue;
				
					var csc = parseInt(inputs[i].getAttribute('shiftclickid'));
					if (shiftClickStart > clickedto && csc <= shiftClickStart && csc >= clickedto) {
						inputs[i].checked = a;
					}
					else if (shiftClickStart < clickedto && csc >= shiftClickStart && csc <= clickedto) {
						inputs[i].checked = a;
					}
					else if (shiftClickStart == clickedto) {
						inputs[i].checked = a;
					}
				}
			}
			shiftClickStart = 0;
		}
	}
	
	lastClickedCheckbox[chbx.getAttribute('groupid')] = chbx.getAttribute('shiftclickid');
}

function clickGroup(groupid){
	var boxes = new Array();
	var inputs = document.getElementsByTagName('input');
	for (var i = 0; i < inputs.length; i++) {
		if (inputs[i].type == 'checkbox' && groupid == inputs[i].getAttribute('groupid') && inputs[i].checked) {
			boxes.push(inputs[i].getAttribute('myvalue')); 
		}
	}
	return boxes.join(',');
}


//==================