horsefly1998 2008-5-3 13:51
求侧栏某一栏目随下拉框移动的添加方法?
这个js代码我找到了
但是实验了好几次都没成功
我想要的结果是,侧栏某一栏目随下拉框移动
比如“最新回复”这一栏
因为我的站页面太长了
其实我是想让广告跟着移动
希望大家能帮个忙
js代码
[code]
var bNetscape4plus = (navigator.appName == "Netscape" && navigator.appVersion.substring(0,1) >= "4");
var bExplorer4plus = (navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion.substring(0,1) >= "4");
function CheckUIElements(){
var yMenuFrom, yMenuTo, yButtonFrom, yButtonTo, yOffset, timeoutNextCheck;
if ( bNetscape4plus ) {
yMenuFrom = document["divMenu"].top;
yMenuTo = top.pageYOffset + 295;
}
else if ( bExplorer4plus ) {
yMenuFrom = parseInt (divMenu.style.top, 10);
yMenuTo = document.body.scrollTop + 135; //距页面顶部的距离
}
timeoutNextCheck = 500;
if ( Math.abs (yButtonFrom - (yMenuTo + 152)) < 6 && yButtonTo < yButtonFrom ) {
setTimeout ("CheckUIElements()", timeoutNextCheck);
return;
}
if ( yButtonFrom != yButtonTo ) {
yOffset = Math.ceil( Math.abs( yButtonTo - yButtonFrom ) / 10 );
if ( yButtonTo < yButtonFrom )
yOffset = -yOffset;
if ( bNetscape4plus )
document["divLinkButton"].top += yOffset;
else if ( bExplorer4plus )
divLinkButton.style.top = parseInt (divLinkButton.style.top, 10) + yOffset;
timeoutNextCheck = 10;
}
if ( yMenuFrom != yMenuTo ) {
yOffset = Math.ceil( Math.abs( yMenuTo - yMenuFrom ) / 20 );
if ( yMenuTo < yMenuFrom )
yOffset = -yOffset;
if ( bNetscape4plus )
document["divMenu"].top += yOffset;
else if ( bExplorer4plus )
divMenu.style.top = parseInt (divMenu.style.top, 10) + yOffset;
timeoutNextCheck = 10;
}
setTimeout ("CheckUIElements()", timeoutNextCheck);
}
function OnLoad()
{
var y;
if ( top.frames.length )
if ( bNetscape4plus ) {
document["divMenu"].top = top.pageYOffset + 135;
document["divMenu"].visibility = "visible";
}
else if ( bExplorer4plus ) {
divMenu.style.top = document.body.scrollTop + 235;
divMenu.style.visibility = "visible";
}
CheckUIElements();
return true;
}
OnLoad();
[/code]
星铃丹 2008-5-3 13:56
这个js好像就是漂浮广告代码……曾经也想用的,但折腾了好阵子都不行……
horsefly1998 2008-5-3 14:08
是的
是两侧漂浮广告的那个代码
我的页面拉的太长了
觉得不利用有点浪费了