/*function trim(str) {
	return (str + '').replace(/(\s+)$/g, '').replace(/^\s+/g, '');
}*/

// 去除首尾空格
function trim(s) {   
	return s.replace(/(^\s*)|(\s*$)/g, "");
}
function Trim(str,is_global){
	var result; 
	result = str.replace(/(^\s+)|(\s+$)/g,"");
	if(is_global.toLowerCase()=="g")
	result = result.replace(/\s/g,"");
	return result;
}
// 转换成实型
function ForDight(Dight, How){
	Dight = Math.round(Dight*Math.pow(10, How))/Math.pow(10, How);
	return Dight;
}

function selectall(objname){
  var objs = document.getElementsByTagName("input");
  for(var i=0; i<objs.length; i++){
    if(objs[i].type.toLowerCase() == "checkbox")
      objs[i].checked = document.getElementById(objname).checked;
  }
}

function unselect(type,objname){
  	if(!type) document.getElementById(objname).checked=false;
}
function position(div){
	//获得当前浏览器窗口可视区域中心点
	var x=$(window).width()/2;
	var y=$(window).height()/2;
	//获得div的宽度一半，高度一半
	var div_w=$("#"+div).width()/2;
	var div_h=$("#"+div).height()/2;
	//获得滚动条偏移量
	var stop=$(document).scrollTop();
	var sleft=$(document).scrollLeft();
	//获得最终div显示位置
	var left=x-div_w+sleft+"px";
	var top=y-div_h+stop+"px";
	//设置弹出层 div 样式。 定位使其绝对居中
	return {left:left,top:top};
}
function get_search(){
	var keywords=$('#keywords_up').val();
	if(keywords==""){
		$('#search_res').hide();
		return false;
	}
	$.ajax({
	 type: "POST",
	 url: "index.php",
	 data:   "act=get_search&keywords="+encodeURI(keywords),
	 success: function(msg){
		 if(msg!='0'){
			 $('#search_res').show();
			 $('#search_res > ul').html(msg);
		 }else{
			$('#search_res').hide();
		 }
	 } 
	}); 
}

function hide_car(){
	$('#div_car').hide();
}

function delete_cart(obj){
	var key = obj.attr('id');
	$.get('ajax.php?act=delCart&key='+key,function(data){
		obj.parent().parent('.line').hide();
		$('#car_su').html(data);
	})
}
function get_carnum(){
	$.ajax({
		type: "GET",
		url:  "index.php",
		data: "act=get_carnum",
		success: function(msg){$('#car_su').html(msg);}
	}); 
}
function iFrameHeight(id) {
	var ifm= document.getElementById(id);
	var subWeb = document.frames ? document.frames[id].document : ifm.contentDocument;
	if(ifm != null && subWeb != null) {
		ifm.height = subWeb.body.scrollHeight;
	}
}
//js 千分位
function comdify(n){
	var re=/\d{1,3}(?=(\d{3})+$)/g;
	var n1=n.replace(/^(\d+)((\.\d+)?)$/,function(s,s1,s2){return s1.replace(re,"$&,")+s2;});
	return n1;
}
$(document).ready(function(){
	$(document).click(function(){$('#search_res').hide();});
	$.get('index.php?action=checklogin',function(data){/*$('.checklogin').prepend(data);*/$('#checklogin').html(data)});
	$.get('ajax.php?act=getCarnum',function(data){
		$('#car_su').html(data);
	});
	$('#headerCart').mouseover(function(){
		$.get('ajax.php?act=showCart',function(result){//alert(result);
			str = '';
			var data = eval('('+result+')');
			if(data.total != 0){
				for(var i in data['line']){
					str += '<li class="line"><a href="'+data['line'][i]['url']+'" target="_blank"><img class="car_imgae" src="'+data['line'][i]['img']+'" /></a><span><a href="'+data['line'][i]['url']+'" target="_blank">'+data['line'][i]['pname']+'</a></span><span>X '+data['line'][i]['num']+'</span><span><b class="fl">￥'+data['line'][i]['price']+'</b><a href="javascript:;" id="'+i+'" onclick="delete_cart($(this));" class="headDel fr f3">[删除]</a></span></li>';
				}
				$('#div_car').html(str);
				$('#div_car').show();
			}
		});
	});
});