//获取动态时间    
var t = null;
t = setTimeout(time,1000);// 开始执行
function time()
    {
       clearTimeout(t);// 清除定时器
       dt = new Date();
       var y=dt.getYear()+1900;
       var mm=dt.getMonth()+1;
       var d=dt.getDate();
       var weekday=["星期日","星期一","星期二","星期三","星期四","星期五","星期六"];
       	var day=dt.getDay();
       	var h=dt.getHours();
       	var m=dt.getMinutes();
       	var s=dt.getSeconds();
       	if(h<10){h="0"+h;}
       	if(m<10){m="0"+m;}
       	if(s<10){s="0"+s;}
        $("#time").html( y+"年"+mm+"月"+d+"日&nbsp;"+weekday[day]+"&nbsp;"+h+":"+m+":"+s+"");
       	t = setTimeout(time,1000); // 设定定时器,循环执行
    }


/** 
* 
* @param hex 例如:"#23ff45" 
* @param opacity 透明度 
* @returns {string} 
*/ 
function hexToRgba(hex, opacity) { 
return "rgba(" + parseInt("0x" + hex.slice(1, 3)) + "," + parseInt("0x" + hex.slice(3, 5)) + "," + parseInt("0x" + hex.slice(5, 7)) + "," + opacity + ")"; 
}

function test()
{
	var hex1='#2c69a8';
	var opt1='0.5';
	var result=hexToRgba(hex1,opt1);
}