function changeImages() {
	d = document;
	if (d.images) {
		var img;
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			img = null;
			if (d.layers) {img = findElement(changeImages.arguments[i],0);}
			else {img = d.images[changeImages.arguments[i]];}
			if (img) {img.src = changeImages.arguments[i+1];}
		}
	}
}

function m_win(url,windowname,width,height) {
 var features="location=no, menubar=no, status=yes, scrollbars=no, resizable=yes, toolbar=no";
 if (width) {
  if (window.screen.width > width)
   features+=", left="+(window.screen.width-width)/2;
  else width=window.screen.width;
  features+=", width="+width;
 }
 if (height) {
  if (window.screen.height > height)
   features+=", top="+(window.screen.height-height)/2;
  else height=window.screen.height;
  features+=", height="+height;
 }
 newWin = window.open(url,windowname,features);
 newWin.focus();
}