Obtener resolución de pantalla

[bakanzipp]

esto es para foros javascript...pero igual

aqui va

Código:

  
<script language="JavaScript"> 
if (screen.width + "x" +screen.height == "800x600"){ 
document.write ("<b>800x600</b>")} 
if (screen.width + "x" +screen.height == "640x480"){ 
document.write("<b>640x480</b>")} 
if (screen.width + "x" +screen.height == "1024x768"){ 
document.write("<b>1024x768</b>") 
} 
</script>

pegalo entre las etiquetas del body y listo