if(document.all){
	document.write("<LINK HREF=\"ie.php\" REL=stylesheet>")
}else{
	document.write("<LINK HREF=\"n.php\" REL=stylesheet>")
}


function ventanaSecundaria (URL){ 
window.open(URL,"ventana1","width=500, height=350, scrollbars=yes, menubar=no, location=no, resizable=no") 
}