webmaster pls i need a scripts for slideshow or gallery

Try this script below and let me know if it works for yu. I used this in one of my sites. You may have to change some parameters

mycode

<p align="center"><img name="myPicture" src="img1.gif" width="100" height="57">

<script language="JavaScript">
<!--
//Slide Show script (this notice must stay intact)
//For this and more scripts
//visit java-scripts.net or http://xxxxx.com(Your URL)

var myPix = new Array("img1.gif","img2.gif","img3.gif"
var thisPic = 0

function doPrevious() {
    if (document.images && thisPic > 0) {
        thisPic--
        document.myPicture.src=myPix[thisPic]
    }
}

function doNext() {
    if (document.images && thisPic < 2) {
        thisPic++
        document.myPicture.src=myPix[thisPic]
    }
}
// -->
</script>

<br><small><font face="Verdana"><a href="javascript:doPrevious()">Previous</a><font color="#FFFFFF">-</font> <a href="javascript:doNext()">Next</a></font></small>

Well. . . .i have some slideshows, but i suggest you check out www.dynamicdrive.com - they have some really lovely free slideshow scripts there. . .
If you have any problems with a script in dynamicdrive, you can contact me directly, i am sure i will be able to help you out. . .