function PopUp(theURL,winName,features, myWidth, myHeight, isCenter) { //v3.0
	myWidth=980;
	myHeight=695;
	isCenter="true";
  if(window.screen)if(isCenter)if(isCenter=="true"){
	var myLeft = (screen.width-myWidth)/2;
    var myTop = (screen.height-myHeight)/2;
    features+=(features!='')?',':'';
    features+=',left='+myLeft+',top='+myTop;
  }
 // theURL=theURL.replace("sm_","");
  var str = theURL.split("sm_");
  window.open('../hojaAmpliada.php?url='+str[1],winName,features+((features!='')?',':'')+'width='+myWidth+',height='+myHeight);
}