function correctPNG() // correctly handle PNG transparency in Win IE 5.5 or higher.
   {
   for(var i=0; i<document.images.length; i++)
      {
	  var img = document.images[i]
	  var imgName = img.src.toUpperCase()
	  if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
	     {
		 var imgID = (img.id) ? "id='" + img.id + "' " : ""
		 var imgClass = (img.className) ? "class='" + img.className + "' " : ""
		 var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
		 var imgStyle = "display:inline-block;" + img.style.cssText 
		 if (img.align == "left") imgStyle = "float:left;" + imgStyle
		 if (img.align == "right") imgStyle = "float:right;" + imgStyle
		 if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle		
		 var strNewHTML = "<span " + imgID + imgClass + imgTitle
		 + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
	     + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
		 + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
		 img.outerHTML = strNewHTML
		 i = i-1
	     }
      }
   }


function PopUp(url,winName,features) {
	window.open(url,winName,features);
}

function Pop(URL, WinName, x , y) {
window.open(URL,WinName,'height=' + y + ',width=' + x + ',location=no,menubar=no,resizable=no,scrollbars=no,status=no,titlebar=no,toolbar=no');
}

function fnTrapKD1(btn, event){
	if (document.all){
		if(event.keyCode==13){
				event.returnValue=false;
				event.cancel=true;
				btn.click();
			}
	}
	else if (document.getElementById){
		if(event.wich==13){
				event.returnValue=false;
				event.cancel=true;
				btn.click();
			}
	}
	else if (document.layers){
		if(event.wich==13){
				event.returnValue=false;
				event.cancel=true;
				btn.click();
			}
	}

	//var subBtn = document.getElementById(btn);
	
}


function fnTrapKD(btn, event){
	var subBtn = document.getElementById(btn);
	if(event.keyCode==13){
		event.returnValue=false;
		event.cancel=true;
		subBtn.click();
	}
}

function GoScore() {								
	 window.open('/data/html/popCalificacion.htm','Score','height=250, width=310, location=no,menubar=no,resizable=no,scrollbars=no,status=no,titlebar=no,toolbar=no');

}