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];}
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function clearField(obj) {
	if (obj.defaultValue==obj.value){
		obj.value = '';
		
	}
		
	
}

function preloadNav() {
	MM_preloadImages('images/nav/nav_01_O.jpg','images/nav/nav_02_O.jpg','images/nav/nav_03_O.jpg','images/nav/nav_04_O.jpg','images/nav/nav_05_O.jpg','images/nav/nav_06_O.jpg','images/nav/nav_07_O.jpg','images/nav/nav_08_O.jpg','images/button_go_over.jpg');
	
}

function fetchData(url,dataToSend,objectID){
	var pageRequest = false
	if (window.XMLHttpRequest) {
		pageRequest = new XMLHttpRequest()
	}
	else if (window.ActiveXObject){ 
		try {
			pageRequest = new ActiveXObject("Msxml2.XMLHTTP")
		} 
		catch (e) {
			try{
				pageRequest = new ActiveXObject("Microsoft.XMLHTTP")
			}
			catch (e){}
		}
	}
	else return false
	pageRequest.onreadystatechange=function() {	
		var object = document.getElementById(objectID);
		object.innerHTML = pageRequest.responseText;
	}
	if (dataToSend) {		
		var sendData = 'sendData=' + dataToSend;
		pageRequest.open('POST',url,true);
    pageRequest.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
   	pageRequest.send(sendData);
	}
	else {
		pageRequest.open('GET',url,true)
		pageRequest.send(null)	
	}
}

function popUpPano(displaypage) {
	Xcenter = (screen.width-500)/2;
	Ycenter= (screen.height-600)/2;
	window2 = open(displaypage, 'window2', 'width=455,height=521, screenX='+Xcenter+', screenY='+Ycenter+',top='+Ycenter+',left='+Xcenter+',         location=no,toolbar=no,menubar=no,scrollbars=no,resizable=no');
	window2.focus();
};

function showPic(whichpic) {
  if (!document.getElementById("placeholder")) return true;
  var source = whichpic.getAttribute("href");
  var placeholder = document.getElementById("placeholder");
  placeholder.setAttribute("src",source);
  if (!document.getElementById("description")) return false;
  var text = whichpic.getAttribute("alt") ? whichpic.getAttribute("alt") : "";
  var description = document.getElementById("description");
  if (description.firstChild.nodeType == 3) {
    description.firstChild.nodeValue = text;
  }
  if (!document.getElementById("headline")) return false;
  var text = whichpic.getAttribute("title") ? whichpic.getAttribute("title") : "";
  var headline = document.getElementById("headline");
  if (headline.firstChild.nodeType == 3) {
    headline.firstChild.nodeValue = text;
  }
  
  
  
  return false;

}

function prepareGallery() {
  if (!document.getElementsByTagName) return false;
  if (!document.getElementById) return false;
  if (!document.getElementById("imagegallery")) return false;
  var gallery = document.getElementById("imagegallery");
  var links = gallery.getElementsByTagName("a");
  for ( var i=0; i < links.length; i++) {
    links[i].onclick = function() {
      return showPic(this);
	}
  }
}

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}