function OpenBrWindow(theURL,winName,features, myWidth, myHeight, isCenter) { //v3.0
  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;
  }
  ventana=window.open(theURL,winName,features+((features!='')?',':'')+'width='+myWidth+',height='+myHeight);
	ventana.focus();
}



function abre_ventanaDOS(imagen_numero, numero_grupo){

	
	theURL = "pop_up_galeria_imagenes.php?img=" +imagen_numero+"&numero_grupo="+numero_grupo ; 

	winName = "amp_imagen_grupo_"+numero_grupo; 
	features = 'status=yes,scrollbars=no,resizable=no' ; 
	myWidth = 419 ; 
	myHeight = 419 ; 
	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;
  }
  ventana=window.open(theURL,winName,features+((features!='')?',':'')+'width='+myWidth+',height='+myHeight);
	ventana.focus();


}