var preloadFlag = false;

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
			
function preloadImages() {
	if (document.images) {
		var menu_news = newImage('template/news_on.jpg');
		var menu_projects = newImage('template/projects_off.jpg');
		var menu_downloads = newImage('template/downloads_off.jpg');
		var menu_gallery = newImage('template/gallery_off.jpg');
		var menu_links = newImage('template/links_off.jpg');
		preloadFlag = true;
	}
}

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_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];
	}
}