function abrir_popup(sURL,sNombre,nAncho,nAlto,bScroll){
	window.open(sURL,sNombre,'width=' + nAncho + ',height=' + nAlto + ',toolbars=0,resizable=0,fullscreen=0,scrollbars=' + bScroll);
}

function abrir_version_impresion(){
	var sURL;
	
	sURL = window.location;
	if(String(sURL).indexOf("?") == -1){
		sURL = sURL + "?sVersionImpresion=true";
	}
	else{
		sURL = sURL + "&sVersionImpresion=true";
	}
	window.open(sURL);
}