";
$('body').append(html);
function init(){
var x = 0,y = 0;
var xin = true, yin = true;
var step = 1;
var delay = 10;
var obj=$("#float_ad");
var float = function(){
var L = T = 0;
var OW = obj.width();//当前广告的宽
var OH = obj.height();//高
var DW = $(window).width(); //浏览器窗口的宽
var DH = $(window).height();//
x = x + step *( xin ? 1 : -1 );
if (x < L) {
xin = true; x = L
}
if (x > DW-OW-1){
xin = false; x = DW-OW-1
}
y = y + step * ( yin ? 1 : -1 );
if (y > DH-OH-1) {
yin = false; y = DH-OH-1
}
if (y < T) {
yin = true; y = T
}
var left = x+$(document).scrollLeft() ;
var top = y+$(document).scrollTop();
obj.css({'top':top,'left':left});
};
var itl = setInterval(float,options.speed);
$('#float_ad').mouseover(function(){clearInterval(itl)});
$('#float_ad').mouseout(function(){itl=setInterval(float, options.speed)} )
// 点击关闭
$('#close_float_ad').on('click',function(){
$('#float_ad').hide();
});
}
init();
}; //floatAd
})(jQuery);