JavaScript Programming
JavaScript > Code Examples
Access Control by Screen Size
Access Control by Screen Size
<script language="JavaScript">
<!--
pageFor640 = "pageFor640.html";
pageFor800 = "pageFor800.html";
pageFor1024 = "pageFor1024.html";
pageForLarger = "pageForLarger.html";
// Set showAlert to "yes" if you wish an alert box to appear
// when the visitor hits your referer page; otherwise, set
// it to "no"
showAlert = "yes";
// This is the message that will be seen if showAlert is
// used; alter it as needed.
sayOnAlert = "Redirecting to a page designed for your screen size...";
// DO NOT EDIT BELOW THIS LINE.
// ----------------------------
var Wide = screen.width;
if (Wide <= 640){
if (showAlert == "yes"){
alert(sayOnAlert);
}
window.location = pageFor640;
}
else if (Wide <= 800){
if (showAlert == "yes"){
alert(sayOnAlert);
}
window.location = pageFor800;
}
else if (Wide <= 1024){
if (showAlert == "yes"){
alert(sayOnAlert);
}
window.location = pageFor1024;
}
else {
if (showAlert == "yes"){
alert(sayOnAlert);
}
window.location = pageForLarger;
}
//-->
</script>
