/***************************************************
 * Checkbox checking/unchecking/inverting functions
 **************************************************/
function checkAll(id){
   var f = document.getElementById(id);
   var inputs = f.getElementsByTagName("input");
   for(var t = 0;t < inputs.length;t++){
     if(inputs[t].type == "checkbox")
       inputs[t].checked = true;
   }
 }
 function uncheckAll(id){
   var f = document.getElementById(id);
   var inputs = f.getElementsByTagName("input");
   for(var t = 0;t < inputs.length;t++){
     if(inputs[t].type == "checkbox")
       inputs[t].checked = false;
   }
 }
 function invertAll(id){
   var f = document.getElementById(id);
   var inputs = f.getElementsByTagName("input");
   for(var t = 0;t < inputs.length;t++){
     if(inputs[t].type == "checkbox")
       inputs[t].checked = !inputs[t].checked;
   }
 }
 
 
/***************************************************
 * Hide/Show Divs
 **************************************************/
function hideDiv(elName) {
	var theElement = document.getElementById(elName);
	if (theElement) {
		theElement.style.display = "none";
	}
}

function showDiv(elName) {
    var theElement = document.getElementById(elName);
	if (theElement) {
		theElement.style.display = "block";
	}
}

/***************************************************
 * Ajax
 **************************************************/
function getNodeValue(obj,tag)
{
    node=obj.getElementsByTagName(tag);
	if(node!=null && node.length>0) {
	    return node[0].firstChild.nodeValue;
	} else {
		return null;
	}
}

function getRootNode(xmlHttpReq) 
{
	return xmlHttpReq.responseXML.getElementsByTagName('root')[0];
}

/***************************************************
 * Divs
 **************************************************/
function toggleVisibility(eleName, setVisible)
{
	var newstate = "none"
	
	if(setVisible == true) 
		newstate = ""

	var style = document.getElementById(eleName).style;
	style.display = newstate;
}
	
function setInnerHTML(div_id, value)
{
	var dstDiv = document.getElementById(div_id);
	dstDiv.innerHTML = value;
}

function toggleDisplay(divName){
	var tempDiv = document.getElementById(divName);
	if (!tempDiv) {
		return false;
	}
	if (tempDiv.style.display=="block"){
		tempDiv.style.display="none";
		return false;
	} else if (tempDiv.style.display=="none"){
		tempDiv.style.display="block";
		return true;
	}
}

function showLoading(div_id)
{
	var temp_HTML = "<br><br><br><br><br><center><img src='"+base_url+"images/icons/ajax_loading.gif'></center><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br><br>";
	document.getElementById(div_id).innerHTML = temp_HTML;
	document.body.focus();
}

/***************************************************
 * Flash Uploader
 **************************************************/
function getFileName(file) {
	document.upload.filename_fl.value = file;
}
 
 
// added by ayman for cookies
function setCookie(c_name, value, expiredays){
var exdate = new Date();
exdate.setDate(exdate.getDate+expiredays);
document.cookie = c_name+ "=" + escape(value) + ((expiredays == null) ? "" : ";expires="+exdate.toUTCString()+"; path=/");
}

function getCookie(c_name){
if(document.cookie.length > 0){
c_start = document.cookie.indexOf(c_name + "=");
if(c_start != -1){
c_start = c_start + c_name.length + 1;
c_end = document.cookie.indexOf(";", c_start);
if(c_end == -1){
c_end = document.cookie.length;
}
return unescape(document.cookie.substring(c_start, c_end));
}
}
return "";
}