function popupWindow(url) {
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=586,height=660')
}
function popupPrint(url) {
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=880,height=660')
}
function popupCart(url) {
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=586,height=500')
}

function start_rotation(i){
fade_out(i,100);
i=i+1;
if (i>total_images) i=1;
fade_in(i,0);
setTimeout("start_rotation("+i+")",3500);
}

function fade_out(i,opacity){
var current = document.getElementById("img_"+i).style;
if (opacity > 10) {  	
	 								opacity=opacity-3;
  					  		if (navigator.userAgent.indexOf	("MSIE") != -1) { current.filter = "alpha(opacity=" + opacity + ")"; }
        		 else if (navigator.userAgent.indexOf("Firefox") != -1) { current.opacity = opacity/100 ; }
          	 else { current.KhtmlOpacity = ( opacity / 100 ); }
  								setTimeout("fade_out("+i+","+opacity+")",10); 
				  } else { current.visibility="hidden"; } 
						
}

function fade_in(j,opacity){
var next_img = document.getElementById("img_"+j).style;
if (opacity < 100) {  
	 								  opacity=opacity-2+4;
	 								  if (opacity<10) next_img.visibility="visible";
	 								 	if (navigator.userAgent.indexOf	("MSIE") != -1) { next_img.filter = "alpha(opacity=" + opacity + ")"; }
        			 else if (navigator.userAgent.indexOf("Firefox") != -1) { next_img.opacity = opacity/100 ; }
          		 else { next_img.KhtmlOpacity = ( opacity / 100 ); }	
										setTimeout("fade_in("+j+","+opacity+")",10);
										}
}