代码如下： </HEAD> <BODY BGCOLOR=#ffffff vlink=#0000ff> <BR> <center> <!-- Demonstration --> <FORM> <SCRIPT LANGUAGE="JavaScript"> <!-- Begin var Players_Choice; var Computers_Choice; var imageArray = new Array(3); for (var i=0 ; i<3 ; i++) imageArray[i] = new Image(); imageArray[0].src="images/rock.gif"; imageArray[1].src="images/scissors.gif"; imageArray[2].src="images/paper.gif"; function playGame(Choice) { Players_Choice=Choice; document.user_image.src = imageArray[Players_Choice-1].src; intervalID1 = setInterval('SwitchImage();',100); setTimeout('results(intervalID1);',700); } function SwitchImage(){ Computers_Choice=(Math.round(Math.random()*2)+1); document.comp_image.src = imageArray[Computers_Choice-1].src; } function results(intervalID1) { clearInterval(intervalID1); if ( (Players_Choice == 1 && Computers_Choice == 2) || (Players_Choice == 2 && Computers_Choice == 3) || (Players_Choice == 3 && Computers_Choice == 1)){ win.value++; alert ('哇，你蠃了'); } // Its a draw else if ( Players_Choice == Computers_Choice ){ tie.value++; alert ('呵呵，平手'); } // Player Lost else { loss.value++; alert ('你输了:)'); } } function clear_score() { // wipe score board loss.value=0 win.value=0 tie.value=0 } // End --> </script> </form> <h1>石头,剪子,布</h1> <p> </p> <a href="javascript:;" onClick=playGame(1);><img border=0 src="images/rock.gif" alt="Rock" width="49" height="49"></a> <a href="javascript:;" onClick=playGame(2);><img border=0 src="images/scissors.gif" alt="Scissors" width="49" height="49"></a> <a href="javascript:;" onClick=playGame(3);><img border=0 src="images/paper.gif" alt="Paper" width="49" height="49"></a><br> 石头 || 剪刀 || 布 <p><img border=0 NAME="user_image" src="images/rock.gif" width="49" height="49" >-----<img border=0 NAME="comp_image" src="images/paper.gif" width="49" height="49" ><br> 你 || 电脑</p> <p> <INPUT TYPE="text" SIZE=2 MAXLENGTH=3 NAME="win" WIN.VALUE="0"> 蠃 <INPUT TYPE="text" SIZE=2 MAXLENGTH=3 NAME="loss" LOSS.VALUE="0"> 输 <INPUT TYPE="text" SIZE=2 MAXLENGTH=3 NAME="tie" TIE.VALUE="0"> 平 </p> <p> <input type=button value="重来" onClick="clear_score()"></p> <center> <p></p> </center> <P> <center> <p></p> </center> </body></html> </HEAD> <BODY BGCOLOR=#ffffff vlink=#0000ff> <center> <!-- Demonstration --> <FORM> <SCRIPT LANGUAGE="JavaScript"> <!-- Begin var Players_Choice; var Computers_Choice; var imageArray = new Array(3); for (var i=0 ; i<3 ; i++) imageArray[i] = new Image(); imageArray[0].src="images/rock.gif"; imageArray[1].src="images/scissors.gif"; imageArray[2].src="images/paper.gif"; function playGame(Choice) { Players_Choice=Choice; document.user_image.src = imageArray[Players_Choice-1].src; intervalID1 = setInterval('SwitchImage();',100); setTimeout('results(intervalID1);',700); } function SwitchImage(){ Computers_Choice=(Math.round(Math.random()*2)+1); document.comp_image.src = imageArray[Computers_Choice-1].src; } function results(intervalID1) { clearInterval(intervalID1); if ( (Players_Choice == 1 && Computers_Choice == 2) || (Players_Choice == 2 && Computers_Choice == 3) || (Players_Choice == 3 && Computers_Choice == 1)){ win.value++; alert ('哇，你蠃了'); } // Its a draw else if ( Players_Choice == Computers_Choice ){ tie.value++; alert ('呵呵，平手'); } // Player Lost else { loss.value++; alert ('你输了:)'); } } function clear_score() { // wipe score board loss.value=0 win.value=0 tie.value=0 } // End --> </script> </form> <h1>石头,剪子,布</h1> <p> </p> <a href="javascript:;" onClick=playGame(1);><img border=0 src="images/rock.gif" alt="Rock" width="49" height="49"></a> <a href="javascript:;" onClick=playGame(2);><img border=0 src="images/scissors.gif" alt="Scissors" width="49" height="49"></a> <a href="javascript:;" onClick=playGame(3);><img border=0 src="images/paper.gif" alt="Paper" width="49" height="49"></a><br> 石头 || 剪刀 || 布 <p><img border=0 NAME="user_image" src="images/rock.gif" width="49" height="49" > <img border=0 NAME="comp_image" src="images/paper.gif" width="49" height="49" ><br> 你 || 电脑</p> <p> <INPUT TYPE="text" SIZE=2 MAXLENGTH=3 NAME="win" WIN.VALUE="0"> 蠃 <INPUT TYPE="text" SIZE=2 MAXLENGTH=3 NAME="loss" LOSS.VALUE="0"> 输 <INPUT TYPE="text" SIZE=2 MAXLENGTH=3 NAME="tie" TIE.VALUE="0"> 平 </p> <p> <input type=button value="重来" onClick="clear_score()"></p> <center> <p></p> </center> <P> <center> <p></p> </center> </body></html>
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