// 转时间
function toTime_G(v) {
	if(v == null || v == "") {
		return "";
	} else {
		var time = new Date(v)
		var year = time.getFullYear()
		var mon = time.getMonth() + 1;
		var day = time.getDate();
		var hour = time.getHours();
		var min = time.getMinutes();
		var second = time.getSeconds(); 
		if(mon < 10) mon = "0" + mon
		if(day < 10) day = "0" + day
		if(hour < 10) hour = "0" + hour
		if(min < 10) min = "0" + min
		if(second < 10) second = "0" + second
		return year + "-" + mon + "-" + day + " " + hour + ":" + min
	}
}

//获取Url参数
function getUrl_G(name) {
	var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");
	var r = window.location.search.substr(1).match(reg);
	if(r != null) return unescape(r[2]);
	return null;
}

//限制字数,英文一个字节,中文两个字节
function strlen(str) {
	var len = 0;
	for(var i = 0; i < str.length; i++) {
		var c = str.charCodeAt(i);
		//单字节加1   
		if((c >= 0x0001 && c <= 0x007e) || (0xff60 <= c && c <= 0xff9f)) {
			len++;
		} else {
			len += 2;
		}
	}
	return len;
}

//将表格中的null替换为空字符
function toNull_G() {
	$("table td").each(function() {
		var v = $(this).html()
		if(v == "" || v == null || v == "null" || v == undefined || v == "undefined") {
			v = ""
			$(this).html(v)
		}
	})
}