博客新开,陆继还有更多更实用软件、教程。加友情~!

html xmlns:v= "urn:schemas-microsoft-com:vml">
<STYLE>
body{margin:0px;cursor:url(http: //www.jscode.cn/jscode/images/Select.cur)}
v\:* { Behavior: url(# default#VML) }
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     var trace=""
     var vP
     var r=0
     var vS
     var p= new Object()
     var lineColor=[[255,0,0],[255,0,255]]
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     function init(){
      document.body.
         if ( event.button==1 || event.button==4){
         if ( event.button==1) vP=document.createElement( "v:PolyLine"); else vP=document.createElement( "v:line");
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        vS=document.createElement( "v:stroke")
        vP.filled= "false"
        vP.appendChild(vS)
        document.body.appendChild(vP)
        trace="";
         if ( event.button==4) vP.from.value= event.clientX + "," + event.clientY;
      }
      
      document.body.
         if ( event.button==1){
        pos= event.clientX + "," + event.clientY + " ";
        trace+=pos
        vS.color= "rgb(255,0,0)"
     vP.points.value=trace
       }
       if  ( event.button==4) {
        vP.to.value= event.clientX + "," + event.clientY;
       }
        
       rImg.style.left= event.clientX-20;
       rImg.style.top= event.clientY-20;
        
       var cX = p.x- event.clientX;
       var cY = p.y- event.clientY;
       if (cX || cY) {
        status = "cX:"+cX+ " -cY:"+cY
     rotationImg(180-parseInt(Math.atan2(cY,cX)*180/Math.PI,10));
       }  
        p.x= event.clientX;
        p.y= event.clientY;  
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      document.body.
         vS.EndArrow= "Block"
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      document.onselectstart=function(){ return false}
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     function rotationImg(flag){
    window.status=r + " to " + flag;
    var step=3;
   while(r-flag>180) flag+=360
   while(flag-r>180) flag-=360
   r += (flag-r)/step
     rImg.style.rotation=90-r;
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<body onload= "init()">
<v:image id= "rImg" src= "http://www.jscode.cn/jscode/images/mouse.gif" style="position:absolute;top:0;left:0;width:37;height:37;0" >
<v:Stroke dashstyle="Solid"/>
</v:image>
</body>
        博客新开,陆继还有更多更实用软件、教程。支持的朋友加友情链接~!也可以加QQ:51731913

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