function Sto(id){
	
	$("html,body").animate({scrollTop: $('#'+id).offset().top-150}, 1000);
     
	 return false;// 返回false可以避免在原链接后加上#

}

$(document).ready(function () {

    $('.gn-list >li').hover(

        function () {
            $(this).addClass("active");
            var current_li = $(this);
            if (!$(current_li).children('.dropdown').is(':visible') && $('.dropdown').find('a').length > 0) {
                $(current_li).find('.dropdown').slideDown(200);
            }

        }
        , function () {

            $(this).find('.dropdown').slideUp(100);
            $(this).removeClass("active");


        });
    if (li_id) {
        $("#" + li_id + " >a").addClass("active1");
    };

    //禁止右键

$('body').bind('contextmenu', function() {
return false;
});

//禁止选中
if (document.all) {
document.onselectstart = function () { return false; }; //for ie
} else {
document.onmousedown = function () { return false; };
document.onmouseup = function () { return true; };
}
document.onselectstart = new Function('event.returnValue=false;');
})
function popupDiv(div_id) {
	//根据自己需求注意宽度和高度的调整
	var iWidth = document.documentElement.clientWidth;
	var iHeight = document.documentElement.clientHeight;
	//遮罩层
	var bgObj = document.createElement("div");
	bgObj.setAttribute("id", "bgObj"); //设置ID
	bgObj.setAttribute("onclick", "hideDiv('" + div_id + "')");
	bgObj.style.cssText = "position:absolute;left:0px;top:0px;width:" + Math.max(document.body.scrollWidth, iWidth) + "px;height:" + Math.max(document.body.scrollHeight, iHeight) + "px;filter:Alpha(Opacity=30);opacity:0.1;background-color:#000000;z-index:20000;";
	document.body.appendChild(bgObj);

	var div_obj = $("#" + div_id);
	var windowWidth = document.documentElement.clientWidth;
	var windowHeight = document.documentElement.clientHeight;
	var popupHeight = div_obj.height();
	var popupWidth = div_obj.width();
	//添加并显示遮罩层 
	//$("<div id='mask' onclick='hideDiv('popbox_1')'></div>").addClass("overlap") 
	//.width(windowWidth * 0.99) 
	//.height(windowHeight * 0.99) 
	//.click(function() {hideDiv(div_id); }) 
	//.appendTo("body") 
	//.fadeIn(200); 
	div_obj.fadeIn(500);
	div_obj.css({
		"position": "fixed",
		"z-index": "30000",
		"left": windowWidth / 2 - popupWidth / 2,
		"top": windowHeight / 2 - popupHeight / 2
	}).animate({
		opacity: "show"
	}, "slow");
}

function hideDiv(div_id) {
	$("#bgObj").remove();
	//$("#mask").remove(); 
	$("#" + div_id).fadeOut(500);

}