var ua = navigator.useragent.tolowercase();
var isie = (document.all && window.activexobject && !window.opera) ? true : false;
var isgecko = ua.indexof('webkit') != -1;
var dmurl = document.location.protocol+'//'+location.hostname+(location.port ? ':'+location.port : '')+'/';
var ckprex = '123456';
if(isie) try {document.execcommand("backgroundimagecache", false, true);} catch(e) {}
/* 
* 智能机浏览器版本信息: 
* 
*/  
var browser={  
	versions:function(){  
		var u = navigator.useragent, app = navigator.appversion;  
		return{//移动终端浏览器版本信息  
			trident: u.indexof('trident') > -1,//ie内核  
			presto: u.indexof('presto') > -1,//opera内核  
			webkit: u.indexof('applewebkit') > -1,//苹果、谷歌内核  
			gecko: u.indexof('gecko') > -1 && u.indexof('khtml') == -1, //火狐内核  
			mobile: !!u.match(/applewebkit.*mobile.*/)||!!u.match(/applewebkit/),//是否为移动终端  
			ios: !!u.match(/\(i[^;]+;( u;)? cpu.+mac os x/),//ios终端  
			android: u.indexof('android') > -1 || u.indexof('linux') > -1, //android终端或者uc浏览器  
			iphone: u.indexof('iphone') > -1 || u.indexof('mac') > -1, //是否为iphone或者qqhd浏览器  
			ipad: u.indexof('ipad') > -1,//是否ipad  
			weixin: !!ua.match(/micromessenger/i) == 'micromessenger',//是否为微信
			weibo: !!ua.match(/weibo/i) == 'weibo',//是否为新浪微博
			qq: !!ua.match(/qq/i) == 'qq',//是否为新浪微博
			webapp: u.indexof('safari') == -1//是否web应该程序，没有头部与底部  
		};  
	}(),  
	language:(navigator.browserlanguage || navigator.language).tolowercase()  
}  
/*
console.log("语言版本: "+browser.language);  
console.log("ie内核: "+browser.versions.trident);  
console.log("是否为移动终端: "+browser.versions.mobile);  
console.log("ios终端: "+browser.versions.ios);  
console.log("android终端: "+browser.versions.android);  
console.log("是否为iphone: "+browser.versions.iphone);  
console.log("是否ipad: "+browser.versions.ipad);   
console.log("是否weixin: "+browser.versions.weixin); 
console.log(navigator.useragent); 
*/
function dd(i) {return document.getelementbyid(i);}
function ds(i) {dd(i).style.display = '';}
function dh(i) {dd(i).style.display = 'none';}
function dsh(i) {dd(i).style.display = dd(i).style.display == 'none' ? '' : 'none';}
function df(i) {dd(i).focus();}
function go(u) {window.location = u;}
function confirmuri(m,f) {if(confirm(m)) go(f);}
function tb(d, t, p, c) {
	for(var i=1; i<=t; i++) {
		if(d == i) {
			if(dd(p+'_t_'+i)) dd(p+'_t_'+i).classname = c+'_2'; 
			if(dd(p+'_c_'+i)) ds(p+'_c_'+i);
		} else {
			if(dd(p+'_t_'+i)) dd(p+'_t_'+i).classname = c+'_1';
			if(dd(p+'_c_'+i)) dh(p+'_c_'+i);
		}
	}
}
function ext(v) {return v.substring(v.lastindexof('.')+1, v.length).tolowercase();}

function set_cookie(n, v, d) {
	var e = ''; 
	var f = d ? d : 365;
	e = new date((new date()).gettime() + f * 86400000);
	e = "; expires=" + e.togmtstring();
	document.cookie = ckprex + n + "=" + v + e; 
}
function get_cookie(n) {
	var v = ''; var s = ckprex + n + "=";
	if(document.cookie.length > 0) {
		o = document.cookie.indexof(s);
		if(o != -1) {	
			o += s.length;
			end = document.cookie.indexof(";", o);
			if(end == -1) end = document.cookie.length;
			v = unescape(document.cookie.substring(o, end));
		}
	}
	return v;
}
function del_cookie(n) {var e = new date((new date()).gettime() - 1 ); e = "; expires=" + e.togmtstring(); document.cookie = ckprex + n + "=" + escape("") + e;}
function set_local(n, v) {window.localstorage ? localstorage.setitem(ckprex + n, v) : set_cookie(n, v);}
function get_local(n) {return window.localstorage ? localstorage.getitem(ckprex + n) : get_cookie(n);}
function del_local(n) {window.localstorage ? localstorage.removeitem(ckprex + n) : del_cookie(n);}
function substr_count(str, exp) {if(str == '') return 0;var s = str.split(exp);return s.length-1;}
function checked_count(id) {var c=0;$('#'+id).find(':checked').each(function(i){c++;});return c;}
$(document).ready(function(){
	$(window).bind("scroll.back2top", function() {
		var st = $(document).scrolltop(), winh = $(window).height();
        (st > 0) ? $('.back2top').show() : $('.back2top').hide();        
        if(!window.xmlhttprequest) { $('.back2top').css("top", st + winh - 166);}//ie6
	});
	$('.back2top').click(function() {
		$("html, body").animate({scrolltop:0}, 200);
	});
});
function select_op(i, v) {
	var o = dd(i);
	for(var i=0; i<o.options.length; i++) {if(o.options[i].value == v) {o.options[i].selected=true;break;}}
}
function innertbd(i,s) {try {dd(i).innerhtml = s;} catch(e) {dd(i).parentnode.outerhtml=dd(i).parentnode.outerhtml.replace(dd(i).innerhtml,s);}}

function validatephone(p) {
    var partten = /^1[3,4,5,7,8]\d{9}$/;
    if (!partten.exec(p)) {
        try {
            return validateoverseasphone(p);
        } catch (e) {
            return false;
        }
    }
    return true;
}
//海外电话验证，不太准
function validateoverseasphone(p) {
    var partten = /^(?:\(?[0\+]?\d{1,3}\)?)[\s-]?(?:0|\d{1,4})[\s-]?(?:(?:13\d{9})|(?:\d{7,8}))/
    if (!partten.exec(p)) {
        return false;
    }
    return true;
}

function validateemail(p){
  var reg1 = /([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-za-z]{2,4}|[0-9]{1,3})(\]?)/;
  return reg1.test( p );
}
function validatespecial(s) {
    var partten = new regexp("[- `~!@#$^&*()=|{}':;',\\[\\].<>/?~！@#￥……&*（）——|{}【】‘；：”“'。，、？]")
    if (!partten.exec(s)) {
        return false;
    }
    return true;
}