//1) specify path to image//图片的路径
var imagepath="exchangelogo.gif"
//2) specify image dimensions//图片的大小
var imagewidth=100
var imageheight=100
//3) change this to adjust speed (lower is slower)//速度
var speed=2;
//4) configure what should happen when user clicks on image
//A value of "dismiss" will dismiss it, while a URL will cause the browser to navigate to it
var imageclick="http://pingjia.med.stu.edu.cn/pk.asp"
//5) Finally, configure when the image should automatically disappear, in seconds (0=perpetual)
var hideafter=0
////No editing required beyond this point/////////////////
var isie=0;
if(window.navigator.appName=="Microsoft Internet Explorer"&&window.navigator.appVersion.substring(window.navigator.appVersion.indexOf("MSIE")+5,window.navigator.appVersion.indexOf("MSIE")+8)>=5.5) {
isie=1;
}
else {
isie=0;
}
if(isie){
var preloadit=new Image()
preloadit.src=imagepath
}
