function showprev(prevwin){
	myvar = "prev" + prevwin;
	document.getElementById(myvar).style.visibility='visible';
	initImage(myvar);
	currentdiv=myvar;
}



function hideprev(prevwin){
	myvar = "prev" + prevwin;
	document.getElementById(myvar).style.visibility='hidden';
	currentdiv='x';
}




function initImage(imageId) {
  myimage = document.getElementById(imageId);
  setOpacity(myimage, 0);
  myimage.style.visibility = 'visible';
  fadeIn(imageId,0);
}

function setOpacity(obj, opacity) {
  opacity = (opacity == 100)?99.999:opacity;
  
  // IE/Win
  obj.style.filter = "alpha(opacity:"+opacity+")";
  
  // Safari<1.2, Konqueror
  obj.style.KHTMLOpacity = opacity/100;
  
  // Older Mozilla and Firefox
  obj.style.MozOpacity = opacity/100;
  
  // Safari 1.2, newer Firefox and Mozilla, CSS3
  obj.style.opacity = opacity/100;
}

function fadeIn(objId,opacity) {
  if (document.getElementById) {
    obj = document.getElementById(objId);
    if (opacity <= 100) {
      setOpacity(obj, opacity);
      opacity += 20;
      window.setTimeout("fadeIn('"+objId+"',"+opacity+")", 4);
    }
  }
}



function getMouseXY() {

/*
	if(navigator.appName == "Netscape"){
		posX = e.pageX;
	 	posY = e.pageY;

	} else {
		posX = window.event.clientX;
 		posY = window.event.clientY;
	}

	if (posX <= 0) {posX = 0;} 
	if (posY <= 0) {posY = 0;}   
*/
	

 	return true;

}