//格式化日期 2008-6-5 9:57 徐得建
//参数日期字符串 样式
//style=0 2000-10-10 下午 12:17:45
//style=1 2000-10-10 23:17:45
//style=2 2000-10-10 23:45
//style=3 00-10-10 23:45
//style=4 10-10 23:45
//style=5 2000-10-10
//style=6 00-10-10
//style=7 10-10
function xdjDateFormat(datestr,style){
	//把-替换成/
	datestr = datestr.replace(/-/g,"/");
	
	var nowdate,y,m,d,h,i,s,t,APM,hAPM;
	nowdate = new Date(datestr);
	y = nowdate.getYear();
	m = nowdate.getMonth()+1;
	d = nowdate.getDate();
	h = nowdate.getHours();
	i = nowdate.getMinutes();
	s = nowdate.getSeconds();
	if(h>12){
		APM = "下午";
		hAPM = parseInt(h)%12;
	}else{
		APM = "上午";
		hAPM = h;
	}
	switch(style){
		case 0:
			t = y + "-" + m + "-" + d + " " + APM + hAPM + ":"+i + ":" + s;
			break;
		case 1:                                              
			t = y + "-" + m + "-" + d + " " + h + ":" + i +":"+ s;
			break;
		case 2:                                              
			t = y + "-" + m + "-" + d + " " + h + ":" + i;
			break;
		case 3:                                              
			t = (y.toString()).substring(2,4)+ "-" + m + "-" + d + " " + h +":"+ i;
			break;
		case 4:                                              
			t = m + "-" + d + " " + h + ":" + i;
			break;
		case 5:                                              
			t = y + "-" + m + "-" + d;
			break;             
		case 6:                                              
			t = (y.toString()).substring(2,4) + "-" + m + "-" + d;
			break;        
		case 7:                                              
			t = m + "-" + d;
			break;
	}
	//var nowdate
	return t;
}