// 榛樿obj涓烘墽琛屽厓绱?


// hover
	// 榛樿鏍峰紡 .h , 榛樿hover鏍峰紡 .hover
	// 鑷畾涔塇over鍙娇鐢?hover(obj, classname)
$(function(){
	$(".h").hover(function(){
		$(this).addclass("hover")
	}, function(){
		$(this).removeclass("hover")
	})
})
function hover(obj, classname) {
	obj.hover(function(){
		$(this).addclass(classname)
	}, function(){
		$(this).removeclass(classname)
	})
}
	function set_font() {
	    // 璁＄畻銆佽浆鎹㈠竷灞€鍗曚綅
	    var html = document.getelementsbytagname('html')[0];

	    var designfontsize = 100,
	        designwidth = 1920;

	    function setfontsize() {

	        var winwidth = document.documentelement.getboundingclientrect().width;
	        if(winwidth>=770){
	        	designwidth = 1920;
	        }else{
	        	designwidth = 750;
	        }
	        var fontsize = winwidth / designwidth * designfontsize;
	        html.style.fontsize = fontsize + 'px';
	    }

	    setfontsize();
	    window.addeventlistener('resize', function () {
	        setfontsize();
	    });
	    return this;
	}

	set_font()
// tab
	// 榛樿鐒︾偣鏍峰紡 .cur
	// 涓洪槻姝p绯荤粺opacity鍙兘鍑虹幇鐨勯敮榻挎垨杈圭紭妯＄硦锛?榛樿.tabbox鏁堟灉.show() / .hide()
	// 鎷撳睍.tabbox鎴恛pacity锛?闇€鍦?tabbox涓婂姞涓?data-effect="true"
function tab(tabbtn, tabbox) {
	var tabbl = true;
	tabbtn.eq(0).addclass("cur")
	tabbox.eq(0).show()
	tabbtn.click(function(){
        var n = $(this).index();
        $(this).addclass("cur").siblings().removeclass("cur")
        if(tabbox.attr("data-effect") == "true"){
        	if(!tabbl){
        		return
        	}
        	tabbl = false;
        	tabbox.eq(n).stop().fadein(800).siblings().stop().fadeout(800, function(){
        		tabbl = true;
        	})
        }else{
        	tabbox.eq(n).show().siblings().hide()
        }
    })
}

// 鍥剧墖鍏ㄥ睆 / 鍥剧墖鍏呮弧鏁翠釜鐖剁骇
	// 榛樿box鑷甫loading鑳屾櫙鍥?	// 榛樿obj hide
function fullbg(box, obj){
	box.css("background", "none")
	obj.eq(0).stop().fadein(1000)
	function resizebg() {
		obj.removeclass("w-f").removeclass("h-f").css("margin", 0)
		var boxr = box.outerwidth() / box.outerheight(),
			objr = obj.width() / obj.height();
		if( objr < boxr ) {
		    obj.addclass('w-f').css("margin-top", -(obj.height() - box.outerheight()) / 2);
		}else{
		    obj.addclass('h-f').css("margin-left", -(obj.width() - box.outerwidth()) / 2);
		}
	}
	$(window).resize(resizebg).trigger("resize");
}
// 瑙嗛鍏ㄥ睆 / 瑙嗛鍏呮弧鏁翠釜鐖剁骇 (video鑾峰彇瀹介珮鏈夐棶棰?
function videofull(obj, width, height){
	var $video = obj
	function resizebg() {
		$video.attr("width", "").attr("height", "").attr("style", "")
		var boxr = $('.top-video').outerwidth() / $('.top-video').outerheight(),
			objr = width / height;

		if( objr < boxr ) {
			$video.attr("width", "100%")
			var videoheight = $video.width() / objr
			var top = - (videoheight - $('.top-video').outerheight()) / 2 > 0 ? 0 : - (videoheight - $('.top-video').outerheight()) / 2
			$video.css("margin-top", top);
		}else{
			$video.attr("height", "100%")
			var videowidth = $video.height() * objr
			var left = - (videowidth - $('.top-video').outerwidth()) / 2 > 0 ? 0 : - (videowidth - $('.top-video').outerwidth()) / 2
		    $video.css("margin-left", left);
		}
	}
	$(window).resize(resizebg).trigger("resize");
}


// 鏍囩杩涘満鏁堟灉
	// 鐢ㄤ簬澶氬钩绾ф爣绛句緷娆¤浇鍏?榛樿鏍囩鍏锋湁position灞炴€у強opacuty: 0;
	// direction 浠庡摢涓柟鍚戣繘鍏?	// distance  杩涘叆鍒版寚瀹氳窛绂?	// number    骞崇骇鏍囩鐨勪釜鏁?	// time      杩涘満鍔ㄧ敾鐨勬椂闂?	// delay     涓嬩竴鏍囩鐨勫欢杩?	// callback  鍥炶皟鍑芥暟
function enter(obj, direction, distance, number, time, delay, callback) {
	// 浠庡乏寰€鍙筹紝distance > 0
	if(direction == "left"){
		obj.stop().animate({
			left : distance,
			opacity : 1
		}, time)
		settimeout(function(){
			if(obj.next().index() != -1){
				enter(obj.next(), direction, distance, number, time, delay, callback)
			}else{
				settimeout(function(){
					callback = callback || function(){};
	    			callback ();
	    			return
				}, time - delay)
			}
		}, delay)
	}
	// 浠庝笂寰€涓嬶紝distance > 0
	if(direction == "top"){
		obj.stop().animate({
			top : distance,
			opacity : 1
		}, time)
		settimeout(function(){
			if(obj.next().index() != -1){
				enter(obj.next(), direction, distance, number, time, delay, callback)
			}else{
				settimeout(function(){
					callback = callback || function(){};
	    			callback ();
	    			return
				}, time - delay)
			}
		}, delay)
	}
	// css3 x浣嶇щ
	if(direction == "x"){
		obj.stop().transition({
			x : distance,
			opacity : 1
		}, time)
		settimeout(function(){
			if(obj.next().index() != -1){
				enter(obj.next(), direction, distance, number, time, delay, callback)
			}else{
				settimeout(function(){
					callback = callback || function(){};
	    			callback ();
	    			return
				}, time - delay)
			}
		}, delay)
	}
	// css3 y浣嶇щ
	if(direction == "y"){
		obj.stop().transition({
			y : distance,
			opacity : 1
		}, time)
		settimeout(function(){
			if(obj.next().index() != -1){
				enter(obj.next(), direction, distance, number, time, delay, callback)
			}else{
				settimeout(function(){
					callback = callback || function(){};
	    			callback ();
	    			return
				}, time - delay)
			}
		}, delay)
	}
}

// 鍥剧墖鍔犺浇 璋冪敤鏂规硶
// _preloadimg([
	// 鍥剧墖璺緞(鏁扮粍褰㈠紡)
// ],function(){

// })
function _preloadimg(b,e){var c=0,a={},d=0;for(src in b){d++}for(src in b){a[src]=new image();a[src].onload=function(){if(++c>=d){e(a)}};a[src].src=b[src]}};

/*********************************************************************************************/

// jquery(window).load(function(){
//     // jquery('.article-block').delay(300).scrollclass();
// });
/*********************************************************************************************/
// 娓愬叆鏁堟灉
/*********************************************************************************************/
(function(jquery){
    $.fn.scrollclass = function(config){
        var defaults = {};
        var config = jquery.extend(defaults, config);
        var target = this;

        function addaction(){
            var length = target.length;
            for(var i=0; i<length; i++){
                if(target.eq(i).hasclass('articleshow')) continue;
                var in_position = target.eq(i).offset().top + 100;
                var window_bottom_position = jquery(window).scrolltop() + jquery(window).height();
                if(in_position < window_bottom_position){
                    target.eq(i).addclass('articleshow');
                }
            }
        }
        addaction();

        jquery(window).on('scroll', function(){
            addaction();
        });
        return target;
    };
})(jquery);
/*********************************************************************************************/

$(function(){
if(!placeholdersupport()){   // 鍒ゆ柇娴忚鍣ㄦ槸鍚︽敮鎸?placeholder
    $('[placeholder]').focus(function() {
        var input = $(this);
        if (input.val() == input.attr('placeholder')) {
            input.val('');
            input.removeclass('placeholder');
        }
    }).blur(function() {
        var input = $(this);
        if (input.val() == '' || input.val() == input.attr('placeholder')) {
            input.addclass('placeholder');
            input.val(input.attr('placeholder'));
        }
    }).blur();
};
})
function placeholdersupport() {
    return 'placeholder' in document.createelement('input');
}