Slide down menu åbnes onload?

Nogen der kan overskue hvordan man med en funktion kan få nedenstående menu til at åbne en sub-menu når den loades?

menufilen.js:
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/**********************************************************************************
SlideMenu
*  Copyright (C) 2001 Thomas Brattli
*  This script was released at DHTMLCentral.com
*  Visit for more great scripts!
*  This may be used and changed freely as long as this msg is intact!
*  We will also appreciate any links you could give us.
*
*  Made by Thomas Brattli
*
*Script date: 01/29/2002 (keep this date to check versions)
*********************************************************************************/
function lib_bwcheck(){ //Browsercheck (needed)
    this.ver=navigator.appVersion
    this.agent=navigator.userAgent
    this.dom=document.getElementById?1:0
    this.opera5=(navigator.userAgent.indexOf("Opera")>-1 && document.getElementById)?1:0
    this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0;
    this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;
    this.ie4=(document.all && !this.dom && !this.opera5)?1:0;
    this.ie=this.ie4||this.ie5||this.ie6
    this.mac=this.agent.indexOf("Mac")>-1
    this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0;
    this.ns4=(document.layers && !this.dom)?1:0;
    this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5)
    return this
}
var bw=lib_bwcheck()
//Opera didn't seem to like the padding in the layers, it messes up the background-images, so here's a version without it.
if(bw.opera5) document.write("<style>DIV.clSlide{padding:0px; background-image:url(' ')}\nDIV.clSlideSub{padding:0px; background-image:url(' ')}\nDIV.clSlideSub2{padding:0px; background-image:url(' ')}</style>")

/************************************************************************************
Making cross-browser objects
************************************************************************************/
function makeMenuObj(obj,nest){
    nest=(!nest) ? "":'document.'+nest+'.'                                       
      this.css=bw.dom? document.getElementById(obj).style:bw.ie4?document.all[obj].style:bw.ns4?eval(nest+"document.layers." +obj):0;       
    this.el=bw.dom?document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?eval(nest+'document.'+obj):0;   
    this.ref=bw.dom || bw.ie4? document:bw.ns4?eval(nest+"document.layers." +obj+".document"):0;       
    this.x=(bw.ns4 || bw.ns5)? this.css.left:this.css.offsetLeft;
    this.y=(bw.ns4 || bw.ns5)? this.css.top:this.css.offsetTop;       
    this.hideIt=b_hideIt; this.showIt=b_showIt; this.movey=b_movey
    this.moveIt=b_moveIt; this.moveBy=b_moveBy; this.status=0;
    this.bgImg=b_bgImg;    this.obj = obj + "Object"; eval(this.obj + "=this");
    this.clipTo=b_clipTo;
    return this
}
function b_showIt(){this.css.visibility="visible"; this.status=1}
function b_hideIt(){this.css.visibility="hidden"; this.status=0}
function b_movey(y){this.y=y; this.css.top=this.y}   
function b_moveIt(x,y){this.x=x; this.y=y; this.css.left=this.x;this.css.top=this.y}
function b_moveBy(x,y){this.x=this.x+x; this.y=this.y+y; this.css.left=this.x;this.css.top=this.y}
function b_bgImg(img){if(bw.ie||bw.dom)this.css.backgroundImage="url("+img+")"
else this.css.background.src=img
}
function b_clipTo(t,r,b,l,w){if(bw.ns4){this.css.clip.top=t;this.css.clip.right=r
this.css.clip.bottom=b;this.css.clip.left=l
}else{this.css.clip="rect("+t+","+r+","+b+","+l+")"; if(w){this.css.width=r; this.css.height=b}}}
/********************************************************************************
Initiating page, making objects..
********************************************************************************/
function SlideMenuInit(){
    oSlideMenu=new makeMenuObj('divSlideCont')
    oSlideMenu.moveIt(menux,menuy)
    oSlide=new Array()
    for(i=0;i<menus.length;i++){
        oSlide[i]=new makeMenuObj('divSlide'+i,'divSlideCont')
        oSlide[i].subs=menus[i].subs
        oSlide[i].sub=new Array()
        oSlide[i].moveIt(0,mainheight*i)
        oSlide[i].starty=oSlide[i].y
    if(bw.opera) oSlide[i].css.paddingLeft="0px"
        if(!menus[i].seperator) oSlide[i].bgImg(level0_regular)
        for(j=0;j<oSlide[i].subs;j++){
            oSlide[i].sub[j]=new makeMenuObj('divSlideSub'+i+"_"+j,'divSlideCont')
            oSlide[i].sub[j].moveIt(0,oSlide[i].y+subheight*j+between)
            oSlide[i].sub[j].starty=oSlide[i].sub[j].y
            oSlide[i][j]=new Array()
            oSlide[i][j].subs=menus[i][j].subs
            oSlide[i][j].sub=new Array()
            img=level1_round
            if(oSlide[i][j].subs!=0){
                if(j!=oSlide[i].subs-1) img=level1_sub
                else img=level1_sub_round
                oSlide[i].sub[j].css.color="white"
            }else{
                if(j!=oSlide[i].subs-1)img=level1_regular
            }
            oSlide[i].sub[j].origimg=img
            oSlide[i].sub[j].bgImg(img)
            for(a=0;a<oSlide[i][j].subs;a++){
                oSlide[i][j].sub[a]=new makeMenuObj('divSlideSub'+i+"_"+j+"_"+a,'divSlideCont')
                oSlide[i][j].sub[a].moveIt(0,oSlide[i].sub[j].y+subheight*a+between-2)
                oSlide[i][j].sub[a].starty=oSlide[i][j].sub[a].y           
                oSlide[i][j][a]=new Array()
                oSlide[i][j][a].subs=menus[i][j][a].subs
                oSlide[i][j][a].sub=new Array()
                if(a!=oSlide[i][j].subs-1) img=level2_regular
                else img=level2_round
                oSlide[i][j].sub[a].origimg=img
                oSlide[i][j].sub[a].bgImg(img)
            }
        }
    }
    oSlideMenu.showIt()
}
/********************************************************************************
Variables
********************************************************************************/
var active=-1; var going; var isthere; var sactive=-1; var sisthere=-1; var s2active=-1; var s2isthere=-1
/********************************************************************************
Switch menu function.
********************************************************************************/
function swmenu(num,snum,s2num){
    if(snum!=-1){
        if(oSlide[num][snum].subs==0) return
    }
    if(s2num!=-1){
        if(oSlide[num][snum][s2num].subs==0) return
    }
    if((num!=active || snum!=sactive || s2num!=s2active) && !going){going=true;isthere=0;sisthere=0;moveUp(num,snum,s2num)}
}
/********************************************************************************
Moving the menus upward to their original position.
********************************************************************************/
function moveUp(num,snum){
    if(snum==-1){
        for(i=0;i<oSlide.length;i++){
            if(oSlide[i].y>oSlide[i].starty+pxspeed && active!=i) oSlide[i].moveBy(0,-pxspeed)
            else{if(active!=i) oSlide[i].moveIt(oSlide[i].x,oSlide[i].starty); isthere=i}
        }
       
        if(isthere<oSlide.length-1) setTimeout("moveUp("+num+","+snum+")",timspeed)
        else swmenu2(num,snum)
    }else{
        if(num==oSlide.length-1) isthere=num
   
        if(sactive!=-1){ //Is out!
            //Slide subs
            j=0
            for(i=sactive+1;i<oSlide[num].sub.length;i++){
                j++
                if(oSlide[num].sub[i].y>oSlide[num].sub[i].starty+pxspeed) oSlide[num].sub[i].moveBy(0,-pxspeed)
                else{oSlide[num].sub[i].moveIt(oSlide[num].sub[i].x,oSlide[num].sub[i].starty); sisthere=i}
            }
            //Slide main
            for(i=num+1;i<oSlide.length;i++){
                if(oSlide[i].y>oSlide[i].starty + oSlide[num].sub[sactive].y +subheight*j )  oSlide[i].moveBy(0,-pxspeed)
                else{oSlide[i].moveIt(oSlide[i].x,oSlide[i].starty + oSlide[num].sub[sactive].y +subheight*j ); isthere=i}
            }
        }else{ //Slide to the one clicked
            for(i=num+1;i<oSlide.length;i++){
                if(oSlide[i].y>oSlide[i].starty + snum*between+between)  oSlide[i].moveBy(0,-pxspeed)
                else{oSlide[i].moveIt(oSlide[i].x,oSlide[i].starty + snum*between+between); isthere=i}
            }
        }
        if(isthere<oSlide.length-1 || (sactive!=-1 && sisthere<oSlide[num].sub.length-1 && sactive!=oSlide[num].sub.length-1)) setTimeout("moveUp("+num+","+snum+")",timspeed)
        else swmenu2(num,snum)
    }
}
/********************************************************************************
Switch menu 2, stuff that happens before the menus are moved down again.
********************************************************************************/
function swmenu2(num,snum){
    isthere=0;
    sisthere=0;
    if(active>-1 && snum==-1){
        //Hiding submenus
        for(j=0;j<oSlide[active].subs;j++){oSlide[active].sub[j].hideIt()}
        oSlide[active].bgImg(level0_regular)
        oSlide[active].moveIt(0,oSlide[active].starty)
    }
    if(sactive>-1){
        //Hiding submenus
        for(j=0;j<oSlide[active][sactive].sub.length;j++){oSlide[active][sactive].sub[j].hideIt()}
        oSlide[active].sub[sactive].bgImg(oSlide[active].sub[sactive].origimg)
        oSlide[active].sub[sactive].moveIt(0,oSlide[active].sub[sactive].starty)
        //Move back to place
        for(i=sactive+1;i<oSlide[active].sub.length;i++){
            oSlide[active].sub[i].moveIt(oSlide[active].sub[i].x,oSlide[active].sub[i].starty)
        }
    }
    active=num
    //Showing submenus
    if(snum>-1){
        sactive=snum
        for(j=0;j<oSlide[num][snum].sub.length;j++){oSlide[num][snum].sub[j].showIt()}
        oSlide[num].sub[snum].moveBy(0,3)
        oSlide[num].sub[snum].bgImg(level1_round2)
    }else{
        sactive=-1
        for(j=0;j<oSlide[active].subs;j++){oSlide[active].sub[j].showIt()}
        oSlide[num].moveBy(0,3)
        oSlide[num].bgImg(level0_round)
    }
    if(num!=oSlide.length-1) moveDown(num,snum)
    else{
        isthere=num
        moveDown(num,snum)
    }
}
/********************************************************************************
Moving the menus down
********************************************************************************/
function moveDown(num,snum){
    //if(num==oSlide.length-1) isthere=num
    for(i=num+1;i<oSlide.length;i++){
        if(snum==-1){
            if(oSlide[i].y<(oSlide[num].subs-1)*subheight+oSlide[i].starty+between-pxspeed) oSlide[i].moveBy(0,pxspeed)
            else{oSlide[i].moveIt(oSlide[i].x,(oSlide[num].subs-1)*subheight+oSlide[i].starty+between); isthere=i}
        }else{
            if(oSlide[i].y<(oSlide[num].subs-1)*subheight+oSlide[i].starty+between-pxspeed + (oSlide[num][snum].subs-1)*subheight+between)  oSlide[i].moveBy(0,pxspeed)
            else{oSlide[i].moveIt(oSlide[i].x,(oSlide[num].subs-1)*subheight+oSlide[i].starty+between  + (oSlide[num][snum].subs-1)*subheight+between); isthere=i}
        }
    }
    if(snum!=-1){
        for(i=snum+1;i<oSlide[num].sub.length;i++){       
            if(oSlide[num].sub[i].y<(oSlide[num][snum].subs-1)*subheight+oSlide[num].sub[i].starty+between-pxspeed) oSlide[num].sub[i].moveBy(0,pxspeed)
            else{oSlide[num].sub[i].moveIt(oSlide[num].sub[i].x,(oSlide[num][snum].subs-1)*subheight+oSlide[num].sub[i].starty+between); sisthere=i}
        }
    }
    if(snum==-1){
        if(isthere<oSlide.length-1) setTimeout("moveDown("+num+","+snum+")",timspeed)
        else going=false
    }else{
        if(isthere<oSlide.length-1 || (sisthere<oSlide[num].sub.length-1 && snum!=oSlide[num].sub.length-1)) setTimeout("moveDown("+num+","+snum+")",timspeed)
        else going=false
    }
}
var test=0
/********************************************************************************
Functions to write out the layers...
********************************************************************************/
menus=new Array(); var a=0; var b=0; var c=0; var d=0
function makeMenu(type,text,lnk,target,end){
    str=""; tg="";
  if(target) tg='target="'+target+'"'
  if(!lnk) lnk="#"
  self.status=lnk
    if(a==0) str='<div id="divSlideCont">\n'
    if(type=="top"){
        menus[a]=new Array();
        if(text=="seperator"){
            str+='\t<div id="divSlide'+a+'" class="clSlide"></div>\n'
            menus[a].seperator=1
        }else{
      str+='\t<div id="divSlide'+a+'" class="clSlide"><a href="'+lnk+'" '+tg+' onclick="swmenu('+a+',-1,-1); if(bw.ie || bw.ns6) this.blur(); '
      if(lnk=="#") str+='return false'
      str+='" class="clSlideLinks"> '+text+'</a><br></div>\n'
        }
    menus[a].subs=0; a++; b=0
    }else if(type=="sub"){
        str+='\t\t<div id="divSlideSub'+(a-1)+'_'+(b)+'" class="clSlideSub"><a '+tg+' onclick="swmenu('+(a-1)+','+b+',-1); if(bw.ie || bw.ns6) this.blur(); '
    if(lnk=="#") str+='return false'
    str+='" href="'+lnk+'" class="clSlideSubLinks">  '+text+'</a><br></div>\n'
        b++; menus[a-1].subs=b; menus[a-1][b-1]=new Array(); c=0; menus[a-1][b-1].subs=0
    }else if(type=="sub2"){
        str+='\t\t<div id="divSlideSub'+(a-1)+'_'+(b-1)+'_'+c+'" class="clSlideSub2"><a '+tg+' href="'+lnk+'" class="clSlideSub2Links">  '+text+'</a><br></div>\n'
        c++; menus[a-1][b-1].subs=c; menus[a-1][b-1][c-1]=new Array(); d=0; menus[a-1][b-1][c-1].subs=0
    }
    if(end) str+="</div>"
    document.write(str)
}
function preLoadBackgrounds(){
  for(i=0;i<arguments.length;i++){
    this[i]=new Image()
    this[i].src=arguments[i]
  }
  return this
}
-------------------------------------------------



variabler.js:
-------------------------------------------------
//Variables to set
between=23 //The pixel between the menus and the submenus
mainheight=22 //The height of the mainmenus
subheight=20 //The height of the submenus
pxspeed=125//The pixel speed of the animation
timspeed=1 //The timer speed of the animation
menuy=125 //The top placement of the menu.
menux=10 //The left placement of the menu
//Images - Play with these
level0_regular="images/level0_regular.gif"
level0_round="images/level0_round.gif"
level1_regular="images/level1_regular.gif"
level1_round="images/level1_round.gif"

//Leave this line
preLoadBackgrounds(level0_regular,level0_round,level1_regular,level1_round)


//There are 3 different types of menus you can make
//top = Main menus
//sub = Sub menus
//sub2 = SubSub menus

//You control the look of the menus in the stylesheet

//makeMenu('TYPE','TEXT','LINK','TARGET', 'END (THE LAST MENU)')

//Menu 0
makeMenu('top','Start')
    makeMenu('sub','Forside','index.htm')
    makeMenu('sub','Faste indslag',faste.htm')

//Menu 1
makeMenu('top','Sjov')
    makeMenu('sub','Billeder','billeder.php')
    makeMenu('sub','Filmklip','film.php')     
    makeMenu('sub','Jokes','joke.php')
    makeMenu('sub','Flash','flash.php')
    makeMenu('sub','Klassikere','klassiker.php')
       
//Menu 2   
makeMenu('top','Chat')
  makeMenu('sub','Login','login_chat.php')

//Menu 3
makeMenu('top','Forum')
  makeMenu('sub','Login','login_forum.php')
   
//Menu 4 
makeMenu('top','Service')
  makeMenu('sub','Nyhedsbrev','news.php')

 
//Menu 5
makeMenu('top','Links')
  makeMenu('sub',Links','dhtmlcentral/index.asp')
    makeMenu('sub','Link til os','/script/search.asp?new=1',"",1)

//Starting the menu
onload=SlideMenuInit;
-------------------------------------------------



Disse to script-filer kaldes i html-dokumentet via. <SCRIPT SRC="blabla....js"> og det skal være et lille script i html-dokumentet der skal bestemme hvilken menu der skal åbnes.