function resize_images() { 
}

function search(){
	var ord = document.getElementById('searchBox').value;
	if( ord != '' ){
		var af = document.getElementById('af').value;
		load('search&af=' + af + '&q=' + ord,'content','1');
	}else{
		alert('Indtast et søgeord :)');
	}
}

function autoRefresh(){
	setTimeout("load('x&updateBlogs=refresh','lastBlogs','0')",30000);
}

function loadMain( action ){
	load( action , "content", 1 );
}

function toggleLayer( whichLayer )
{
  var elem, vis;
  if( document.getElementById ) // this is the way the standards work
    elem = document.getElementById( whichLayer );
  else if( document.all ) // this is the way old msie versions work
      elem = document.all[whichLayer];
  else if( document.layers ) // this is the way nn4 works
    elem = document.layers[whichLayer];
  vis = elem.style;
 
  // if the style.display value is blank we try to figure it out here
  if(vis.display==''&&elem.offsetWidth!=undefined&&elem.offsetHeight!=undefined)
	vis.display = (elem.offsetWidth!=0&&elem.offsetHeight!=0)?'block':'none';
  vis.display = (vis.display==''||vis.display=='block')?'none':'block';
}

function submitComment(){
	var name = document.getElementById('formNavn').value;
	var text = document.getElementById('formText').value;
	var math = document.getElementById('formMath').value;
	var uzzx = document.getElementById('formGemt').value;
	var mail = document.getElementById('formMail').value;
	var stri = document.getElementById('formId').value;
	
	toggleLayer('postForm');
	
	if( name == "" || text == "" || math == "" ){
		alert("Husk 'navn', 'tekst' og regnestykket :)");
		toggleLayer('postForm');
	}else{
		load('saveForm&n='+name+'&t='+text+'&m='+math+'&z='+uzzx+'&e='+mail+'&i='+stri,"saveDataOutput",1);
	}
}

function load( action , target, loadBar )
{	var ajaxRequest;  // The variable that makes Ajax possible!
	try{
		// Opera 8.0+, Firefox, Safari
		ajaxRequest = new XMLHttpRequest();
	} catch (e){
		// Internet Explorer Browsers
		try{
			ajaxRequest = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try{
				ajaxRequest = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e){
				// Something went wrong
				alert("Your browser broke!");
				return false;
			}
		}
	}
	// Create a function that will receive data sent from the server
	ajaxRequest.onreadystatechange = function(){
		if(ajaxRequest.readyState == 4){
			var ajaxDisplay = document.getElementById( target );
			ajaxDisplay.innerHTML = ajaxRequest.responseText;
		}
	}

	// LOADER
	var ajaxDisplay = document.getElementById( target );
	if( loadBar == "1" ){
		ajaxDisplay.innerHTML = '<center><img src="gfx/ajax-loader.gif"></center>';
	}
	ajaxRequest.open("GET", "js.loader.php?load=" + action , true);
	ajaxRequest.send(null);
	setTimeout("3600",resize_images());
}