function switchIcon(layerId,imgId,img1,img2,alt1,alt2) {
	if(!document.getElementById){return};
	var theElement = document.getElementById(layerId);
	var theImage = document.getElementById(imgId);
	var fullimg1 = 'http://www.fundacioncarolina.org.ar/2006/images/'+img1
	var fullimg2 = 'http://www.fundacioncarolina.org.ar/2006/images/'+img2

	if(theImage.src.indexOf(fullimg1)!=-1){
		theImage.src=fullimg2;
		theImage.alt=alt2;
	}
	else{
		theImage.src=fullimg1;
		theImage.alt=alt1;
	}
	
	if (theElement.style.display == 'block') {
		theElement.style.display = 'none';
	} else {
		theElement.style.display = 'block';
	}
}

  function PopupPic(sPicURL) { 
     window.open( "popup.htm?"+sPicURL, "",  
     "resizable=1,HEIGHT=400,WIDTH=300"); 
   }