//创建一个弹出层,title 标题,width 宽度,height 高度,content 内容,url 如果url不为空时则覆盖content加载url页面中的内容 function CreatePopLayerDiv(title,width,height,content,url){ var titles = title || "标题"; var Iheight=$(window).height(); var Iwidth =$(window).width(); var heights = height || 300; var widths = width || 500; var Oheight= (Iheight -heights) / 2; var Owidth = (Iwidth - widths) /2; var contents = content || "内容"; var div = "