Use JavaScript to determine the horizontal screen vertical screen problem. The JavaScript code reads "Go"

/Judging the phone's status:   function hengshuping () {     if (window.orientation==180| | window.orientation==0) {           alert ("Vertical screen status! ")             }   if (window.orientation==90| | WINDOW.ORIENTATION==-90) {           alert ("Horizontal screen state! ")               }    }   window.addeventlistener (" Onorientationchange "in Window?" Orientationchange ":" Resize ", hengshuping, false);      Mobile browser generally support window.orientation This parameter, through this parameter can determine whether the phone is in a horizontal screen or vertical screen state.   the corresponding procedure is executed according to the actual demand. By adding the Listener event Onorientationchange, the execution will be done.   

http://blog.csdn.net/lee_magnum/article/details/17429613

Use JavaScript to determine the horizontal screen vertical screen problem. The JavaScript code reads "Go"