js时间转化

function showDiv(objID){
	  //将时间转化为时间戳
	  var str = '2009/1/1';
          var ftime = str.replace(/-/g,'/');
          var uftime = Date.parse(ftime)/1000;
	  //将当前时间转化为时间戳
	  var curtime = Math.round(new Date().getTime()/1000.0);
	  //alert(curtime);
    }