Get the available width of your screen:
var x = "Available Width: " + screen.availWidth;
Click the button to display the available width of your screen.
<!DOCTYPE html> <html> <body> <button onclick="myFunction()">Test</button> <p id="demo"></p> <script> function myFunction() {/*from www.ja v a 2 s. c o m*/ var x = "Available Width: " + screen.availWidth + "px"; document.getElementById("demo").innerHTML = x; } </script> </body> </html>
The availWidth property returns the width of the user's screen, in pixels, minus Windows Taskbar.