function placeDisplayPreview(obj){

	var width_x,height_y;
	if (self.innerHeight) // all except Explorer
	{
		width_x = self.innerWidth;
		height_y = self.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientHeight)
		// Explorer 6 Strict Mode
	{
		width_x = document.documentElement.clientWidth;
		height_y = document.documentElement.clientHeight;
	}
	else if (document.body) // other Explorers
	{
		width_x = document.body.clientWidth;
		height_y = document.body.clientHeight;
	}

	var scroll_x,scroll_y;
	if (self.pageYOffset) // all except Explorer
	{
		scroll_x = self.pageXOffset;
		scroll_y = self.pageYOffset;
	}
	else if (document.documentElement && document.documentElement.scrollTop)
		// Explorer 6 Strict
	{
		scroll_x = document.documentElement.scrollLeft;
		scroll_y = document.documentElement.scrollTop;
	}
	else if (document.body) // all other Explorers
	{
		scroll_x = document.body.scrollLeft;
		scroll_y = document.body.scrollTop;
	}
	
	obj.style.top = (((height_y/2)-250)+scroll_y)+'px';
	obj.style.left = ((width_x/2)-301)+'px';
}

function displayPreviewDesign(iddesign){
	document.getElementById("gadgetSelect").style.display = 'none';
	document.getElementById("prodSelect").style.display = 'none';
	document.getElementById("categorySelect").style.display = 'none';
	var previewDiv = document.getElementById("previewDiv");
	load('http://trigcom.imageware.no/givePreviewEmbedDesign.php?idp='+iddesign,"embedObj");
	placeDisplayPreview(previewDiv);
	previewDiv.style.display = 'block';	
}

function displayPreview(iddevice,iddesign) {
	document.getElementById("gadgetSelect").style.display = 'none';
	document.getElementById("prodSelect").style.display = 'none';
	document.getElementById("categorySelect").style.display = 'none';
	var previewDiv = document.getElementById("previewDiv");
	load('http://trigcom.imageware.no/givePreviewEmbed.php?iddevice='+iddevice+'&iddesign='+iddesign,"embedObj");
	placeDisplayPreview(previewDiv);
	previewDiv.style.display = 'block';
}

function closePreview(){
	var previewDiv = document.getElementById("previewDiv");
	previewDiv.style.display = 'none';

	document.getElementById("gadgetSelect").style.display = '';
	document.getElementById("prodSelect").style.display = '';
	document.getElementById("categorySelect").style.display = '';
}

function ahah(url, target) {
  document.getElementById(target).innerHTML = ' Fetching data...';
  if (window.XMLHttpRequest) {
    req = new XMLHttpRequest();
  } else if (window.ActiveXObject) {
    req = new ActiveXObject("Microsoft.XMLHTTP");
  }
  if (req != undefined) {
    req.onreadystatechange = function() {ahahDone(url, target);};
    req.open("GET", url, true);
    req.send("");
  }
}  

function ahahDone(url, target) {
  if (req.readyState == 4) { // only if req is "loaded"
    if (req.status == 200) { // only if "OK"
//			alert(req.responseText);
      document.getElementById(target).innerHTML = req.responseText;
    } else {
      document.getElementById(target).innerHTML=" AHAH Error:\n"+ req.status + "\n" +req.statusText;
    }
  }
}

function load(name, div) {
	ahah(name,div);
	return false;
}