<script>
function button(param,lasttime){
this.param=param;
this.lasttime=lasttime;
}
button.prototype.setLasttime=function(lasttime){
this.lasttime=lasttime;
};
button.prototype.getLasttime=function(){
return this.time;
};
button.prototype.dec=function(nowtime){
var time=false;
if(this.lasttime==null){
this.setLasttime(nowtime);
time=true;
return time;
}else{
if(nowtime-this.lasttime>2000){
this.setLasttime(nowtime);
time=true;
return time;
}
}
return time;
};
button.prototype.show=function(){
var nowtime=new Date().getTime();
var t=this.dec(nowtime);
alert(t);
if(t){
alert("谢谢!");
}else{
alert("请等待!");
}
}
var dd="";
var bt=new button(dd,false);
</script>
</head> <body> <div>
<input type="button" value="提交" onclick="bt.show();"/></div>
</body>
</html>