PHP expert | 
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                <script language="javascript">
<!-- Begin
if (screen.width == 800)
{
 style = 'style_800.css';
}
else if (screen.width == 1024)
{
 style = 'style_1024.css';
}
else if (screen.width == 1280)
{
 style = 'style_1280.css';
}
else {
 style = 'style_800.css';
}
// End -->
document.write('<link rel="stylesheet" href="'+style+'" type="text/css" />');
</script>
             
            <script language="javascript"> <!-- Begin if (screen.width == 800) {  style = 'style_800.css'; } else if (screen.width == 1024) {  style = 'style_1024.css'; } else if (screen.width == 1280) {  style = 'style_1280.css'; } else {  style = 'style_800.css'; } // End --> document.write('<link rel="stylesheet" href="'+style+'" type="text/css" />'); </script> 
 
  
         
          
     
   
je moet dan die 3 style maken, met daarin je width en height etc per table, body, whatever... 
    
    
        
            
                <?php
echo $_SERVER['HTTP_USER_AGENT'];
?> 
             
            <?php echo $_SERVER['HTTP_USER_AGENT']; ?> 
 
  
         
          
     
   
voor de browser, maar ik vraag me af waarom je verschil wilt doen per browser... |