// JavaScript Document

function showMoreJobs()
{
	document.getElementById('rest').style.display = 'inline';
	document.getElementById('viewmore').innerHTML = "Se färre arbetsprover";
	document.getElementById('viewmore').setAttribute('href', 'javascript:showLessJobs();');
}

function showLessJobs()
{
	document.getElementById('rest').style.display = 'none';
	document.getElementById('viewmore').innerHTML = "Se fler arbetsprover";
	document.getElementById('viewmore').setAttribute('href', 'javascript:showMoreJobs();');
}

//Generella AJAX-script

function createXMLHTTPObject()
{
	var xmlhttp = false;
	var XMLHttpFactories = [ function(){ return new XMLHttpRequest() },
							 function(){ return new ActiveXObject("Msxml2.XMLHTTP") },
							 function(){ return new ActiveXObject("Msxml3.XMLHTTP") },
							 function(){ return new ActiveXObject("Microsoft.XMLHTTP") } ];
	for(var i=0; i<XMLHttpFactories.length; i++)
	{
		try
		{
			xmlhttp = XMLHttpFactories[i]();	
		}
		catch(e)
		{
			continue;	
		}
		break;
	}
	return xmlhttp;
}

//Använd med sendRequest("http://x.php", handleResponse) för GET
//och sendRequest("http://x.php", handleResponse, data) för POST
function sendRequest(url, callback, postData)
{
		var req = createXMLHTTPObject();
		if(!req)
		{
			return;
		}
		var method = (postData) ? "POST" : "GET";
		req.open(method, url, true);
		req.setRequestHeader('User-Agent', 'XMLHTTP');
		if(postData)
		{
			req.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');	
		}
		req.onreadystatechange = function()
		{
			if(req.readyState != 4)
			{
				return;
			}
			if(req.status != 200 && req.status != 304)
			{
				alert('HTTP error ' + req.status);
				return;
			}
			callback(req);
		}
		if(req.readyState == 4)
		{
			return;
		}
		req.send(postData);
}

//Specifika AJAX-script
function displayStatus(req)
{
	document.getElementById('facebook').style.display = 'block';
	document.getElementById('facebook').innerHTML = req.responseText;
}

//Dreamweaver-script för rollover
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}