DHTML Lab - dhtmlab.com - Hierarchical Menus Ver. 3 - Addendum VI (v3.06) | 5 | WebReference

DHTML Lab - dhtmlab.com - Hierarchical Menus Ver. 3 - Addendum VI (v3.06) | 5

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Hierarchical Menus Ver. 3 - Addendum VI (v3.06)
fixes and improvements for Navigator


The Link Tag-Related Deletions

We have reproduced the complete menu script below, highlighting the statements to be omitted. In this way, it is easier to understand the relationship these statements have (had) to the script flow.

loader = (isFrames) ? (NS4) ? parent : parent.document.body : window;
loader.onload = startIt;
if(NS4){
    origWidth = loader.innerWidth;
    origHeight = loader.innerHeight;
    loader.onresize = reDo;
}
isLoaded = false;
NSresized = false;
if (!window.menuVersion) {
    clickKill = showVisited = NSfontOver = keepHilite = clickStart = false;
}
isWin = (navigator.appVersion.indexOf("Win") != -1)
if (!isWin && !isMac) NSfontOver = showVisited = false;
mSecsVis = secondsVisible*1000;
isRight = (window.navFrLoc && navFrLoc == "right");
imgSuf = (isRight) ? ">"  : "ALIGN=RIGHT>";
imgStr = "<IMG SRC=" + imgSrc + " WIDTH=" + imgSiz + " HEIGHT=" + imgSiz +" BORDER=0 VSPACE=2 " + imgSuf;
spStr = (isRight && NS4) ? "<SPACER TYPE=HORIZONTAL SIZE="+imgSiz+">" : "";
areCreated = false;
menuLoc = null;
function initVars() {
    if(areCreated) {
        for(i=1; i<topCount; i++) {
            cur = eval("elMenu"+i);
            clearTimeout(cur.hideTimer);
            cur.hideTimer=null;
        }
        clearTimeout(allTimer);
    }
    topCount = 1;
    areCreated = false;
    beingCreated = false;
    isOverMenu = false;
    currentMenu = null;
    allTimer = null;
}
initVars();
function NSunloaded(){
    isLoaded = false;
}
function NSloaded(e){
    if (e.target.name == mainFrName) {
        initVars();
        startIt();
    }
}
function IEunloaded() {
    initVars();
    isLoaded = false;
    setTimeout("keepTrack()",50)
}
function keepTrack() {
    if (menuLoc.document.readyState == "complete") {
        initVars();
        startIt();
    }
    else {
        setTimeout("keepTrack()",50);
    }
}
function startIt() {
    isLoaded = true;
    if (isFrames) {
        menuLoc = eval("parent.frames." + mainFrName);
        if (NS4) {
            loader.captureEvents(Event.LOAD);
            loader.onload = NSloaded;
            menuLoc.onunload = NSunloaded;
        }
        if (IE4) {
            menuLoc.document.body.onunload = IEunloaded;
        }
    }
    else {
        menuLoc = window;
    }
    menuLoc.nav = nav = window;
    if (clickKill) {
        if (NS4) menuLoc.document.captureEvents(Event.MOUSEDOWN);
        menuLoc.document.onmousedown = clicked;
    }
    makeTop();    
}
function makeTop(){
    beingCreated = true;
    while(eval("window.arMenu" + topCount)) {
        (NS4) ? makeMenuNS(false,topCount) : makeMenuIE(false,topCount);
        topCount++
    }
    status = (topCount-1) + " Hierarchical Menu Trees Created"
    areCreated = true;
    beingCreated = false;
}
function makeMenuNS(isChild,menuCount,parMenu,parItem) {
    tempArray = eval("arMenu" + menuCount);
    
    if (!isChild) {
        tempWidth = tempArray[0] ? tempArray[0] : menuWidth;
        menu = makeElement("elMenu" + menuCount,tempWidth,null,null);
    }
    else {
        menu = makeElement("elMenu" + menuCount,null,parMenu,null);
    }
    menu.array = tempArray;
    menu.setMenuTree = setMenuTree;
    menu.setMenuTree(isChild,parMenu);
    while (menu.itemCount < menu.maxItems) {
        menu.itemCount++;
        status = "Creating Hierarchical Menus: " + menuCount + " / " + menu.itemCount;
        prevItem = (menu.itemCount > 1) ? menu.item : null;
        itemName = "item" + menuCount + "_" + menu.itemCount;
        menu.item = makeElement(itemName,null,null,menu);
        menu.item.prevItem = prevItem;
        menu.item.setup = itemSetup;
        menu.item.setup(menu.itemCount,menu.array);
        if (menu.item.hasMore) {
            makeMenuNS(true,menuCount + "_" + menu.itemCount,menu,menu.item);
            menu = menu.parentMenu;
        }
    }
    menu.lastItem = menu.item;
    menu.setup(isChild,parMenu,parItem);
}
function setMenuTree(isChild,parMenu) {
    if (!isChild) {
        this.menuWidth = this.array[0] ? this.array[0] : menuWidth;
        this.menuLeft = this.array[1];
        this.menuTop = this.array[2];
        this.menuFontColor = this.array[3] ? this.array[3] : fntCol;
        this.menuFontOver = this.array[4] ? this.array[4] : overFnt;
        this.menuBGColor = this.array[5] ? this.array[5] : backCol;
        this.menuBGOver = this.array[6] ? this.array[6] : overCol;
        this.menuBorCol = this.array[7] ? this.array[7] : borCol;
        this.menuSeparatorCol = this.array[8] ? this.array[8] : separatorCol;
        this.treeParent = this;
        this.startChild = this;
    }
    else {
        this.menuWidth = parMenu.menuWidth;
        this.menuLeft = parMenu.menuLeft;
        this.menuTop = parMenu.menuTop;
        this.menuFontColor = parMenu.menuFontColor;
        this.menuFontOver = parMenu.menuFontOver;
        this.menuBGColor = parMenu.menuBGColor;
        this.menuBGOver = parMenu.menuBGOver;
        this.menuBorCol = parMenu.menuBorCol;
        this.menuSeparatorCol = parMenu.menuSeparatorCol;
        this.treeParent = parMenu.treeParent;
    }
    this.maxItems = (isChild) ? this.array.length/3 : (this.array.length-9)/3;
    this.hasParent = isChild;
    this.setup = menuSetup;
    this.itemCount = 0;
}
function makeMenuIE(isChild,menuCount,parMenu) {
    menu = makeElement("elMenu" + menuCount);
    menu.array = eval("arMenu" + menuCount);
    menu.setMenuTree = setMenuTree;
    menu.setMenuTree(isChild,parMenu);
    menu.itemStr = "";
    
    while (menu.itemCount < menu.maxItems) {
        menu.itemCount++;
        status = "Creating Hierarchical Menus: " + menuCount + " / " + menu.itemCount;
        itemName = "item" + menuCount + "_" + menu.itemCount;
        arrayPointer = (isChild) ? (menu.itemCount-1)*3 :((menu.itemCount-1)*3)+9;
        dispText = menu.array[arrayPointer];
        hasMore = menu.array[arrayPointer + 2];
        htmStr = (hasMore) ? imgStr + dispText : dispText;
        menu.itemStr += "<SPAN ID=" + itemName + " STYLE=\"width:" + menu.menuWidth + "\">" + htmStr + "</SPAN><BR>";
        if (hasMore) {
            makeMenuIE(true,menuCount + "_" + menu.itemCount,menu);
            menu = menu.parentMenu;
        }    
    }
    menu.innerHTML = menu.itemStr;
    itemColl = menu.children.tags("SPAN");
    for (i=0; i<itemColl.length; i++) {
        it = itemColl(i);
        it.setup = itemSetup;
        it.setup(i+1,menu.array);
    }
    menu.lastItem = itemColl(itemColl.length-1);
    menu.setup(isChild,parMenu);
}
function makeElement(whichEl,whichWidth,whichParent,whichContainer) {
    if (NS4) {
        if (whichWidth) {
            elWidth = whichWidth;
        }
        else {
            elWidth = (whichContainer) ? whichContainer.menuWidth : whichParent.menuWidth;
            if (whichContainer) elWidth = elWidth-(borWid*2)-(itemPad*2);
        }
    if (!whichContainer) whichContainer = menuLoc;
        if (!whichContainer) whichContainer = menuLoc;
        eval(whichEl + "= new Layer(elWidth,whichContainer)");
    }
    else {
        elStr = "<DIV ID=" + whichEl + " STYLE='position:absolute'></DIV>";
        menuLoc.document.body.insertAdjacentHTML("BeforeEnd",elStr);
        if (isFrames) eval(whichEl + "= menuLoc." + whichEl);
    }
    return eval(whichEl);
}
function itemSetup(whichItem,whichArray) {
    this.onmouseover = itemOver;
    this.onmouseout = itemOut;
    this.container = (NS4) ? this.parentLayer : this.offsetParent;
    arrayPointer = (this.container.hasParent) ? (whichItem-1)*3 : ((whichItem-1)*3)+9;
    this.dispText = whichArray[arrayPointer];
    this.linkText = whichArray[arrayPointer + 1];
    this.hasMore = whichArray[arrayPointer + 2];
    if (IE4 && this.hasMore) {
        this.child = eval("elMenu" + this.id.substr(4));
        this.child.parentMenu = this.container;
        this.child.parentItem = this;
    }
    if (this.linkText) {
        if (NS4) {
            this.captureEvents(Event.MOUSEUP)
            this.onmouseup = linkIt;
        }
        else {
            this.onclick = linkIt;
            this.style.cursor = "hand";
        }
    }
    if (NS4) {
        htmStr = this.dispText;
        this.document.tags.A.textDecoration = "none";
        if (fntBold) htmStr = htmStr.bold();
        if (fntItal) htmStr = htmStr.italics();
        htmStr = "<FONT FACE=" + fntFam + " POINT-SIZE=" + fntSiz + ">" + htmStr+ "</FONT>";
        
        
        if (this.linkText) {
            with (this.document) {
                linkColor = this.container.menuFontColor;
                alinkColor = this.container.menuFontColor;
                vlinkColor = (showVisited) ? showVisited : this.container.menuFontColor;
            }
            htmStrOver = htmStr.fontcolor(this.container.menuFontOver).link("javascript:void(0)");
            htmStr = htmStr.link("javascript:void(0)");
        }
        else {
            htmStrOver = htmStr.fontcolor(this.container.menuFontOver);
            htmStr = htmStr.fontcolor(this.container.menuFontColor);
        }
        
        this.htmStr = (this.hasMore) ? imgStr + htmStr : spStr + htmStr;
        this.htmStrOver = (this.hasMore) ? imgStr + htmStrOver : spStr + htmStrOver;        
        
        this.document.write(this.htmStr);
        this.document.close();
        if (this.linkText)
            eval("this.document.links[0].onmouseover = function(){menuLoc.status='"+ this.linkText +"';return true}");
       
        this.visibility = "inherit";
        this.bgColor = this.container.menuBGColor;
        if (whichItem == 1) {
            this.top = borWid + itemPad;
        }
        else {
            this.top = this.prevItem.top + this.prevItem.clip.height + separator;
        }
        this.left = borWid + itemPad;
        this.clip.top = this.clip.left = -itemPad;
        this.clip.bottom += itemPad;
        this.clip.right = this.container.menuWidth-(borWid*2)-itemPad;        
    }
    else {
        with (this.style) {
            padding = itemPad;
            if (isRight && !this.hasMore) paddingLeft = parseInt(padding)+imgSiz;
            color = this.container.menuFontColor;
            fontSize = fntSiz + "pt";
            fontWeight = (fntBold) ? "bold" : "normal";
            fontStyle =    (fntItal) ? "italic" : "normal";
            fontFamily = fntFam;
        
            borderBottomWidth = separator + "px";
            borderBottomColor = this.container.menuSeparatorCol;
            borderBottomStyle = "solid";
            backgroundColor = this.container.menuBGColor;
        }
    }
}    
function menuSetup(hasParent,openCont,openItem) {
    this.onmouseover = menuOver;
    this.onmouseout = menuOut;
    
    this.showIt = showIt;
    this.keepInWindow = keepInWindow;
    this.hideTree = hideTree
    this.hideParents = hideParents;
    this.hideChildren = hideChildren;
    this.hideTop = hideTop;
    this.hasChildVisible = false;
    this.isOn = false;
    this.hideTimer = null;
    this.childOverlap = (perCentOver != null) ? ((perCentOver/100) * this.menuWidth) : childOverlap;
    this.currentItem = null;
    this.hideSelf = hideSelf;
        
    if (hasParent) {
        this.hasParent = true;
        this.parentMenu = openCont;
        if (NS4) {
            this.parentItem = openItem;
            this.parentItem.child = this;
        }
    }
    else {
        this.hasParent = false;
    }
    if (NS4) {
        this.bgColor = this.menuBorCol;
        this.fullHeight = this.lastItem.top + this.lastItem.clip.bottom + borWid;
        this.clip.right = this.menuWidth;
        this.clip.bottom = this.fullHeight;
        this.document.captureEvents(Event.CLICK);
        this.document.onclick = function(){return false};
    }
    else {
        with (this.style) {
            width = this.menuWidth;
            borderWidth = borWid;
            borderColor = this.menuBorCol;
            borderStyle = borSty;
        }
        this.lastItem.style.border="";
        this.fullHeight = this.scrollHeight;
        this.showIt(false);
        this.onselectstart = cancelSelect;
        this.moveTo = moveTo;
        this.moveTo(0,0);
        
    }
}
function popUp(menuName,e){
    if (NS4 && NSresized) startIt();
    if (!isLoaded) return;
    linkEl = (NS4) ? e.target : event.srcElement;
    if (clickStart) linkEl.onclick = popMenu;
    if (!beingCreated && !areCreated) startIt();
    linkEl.menuName = menuName;    
    if (!clickStart) popMenu(e);
}
function popMenu(e){
    if (!isLoaded || !areCreated) return true;
    eType = (NS4) ? e.type : event.type;
    if (clickStart && eType != "click") return true;
    hideAll();
    linkEl = (NS4) ? e.target : event.srcElement;
    
    currentMenu = eval(linkEl.menuName);
    currentMenu.hasParent = false;
    currentMenu.treeParent.startChild = currentMenu;
    
    if (IE4) menuLocBod = menuLoc.document.body;
    if (!isFrames) {
        xPos = (currentMenu.menuLeft) ? currentMenu.menuLeft : (NS4) ? e.pageX : (event.clientX + menuLocBod.scrollLeft);
        yPos = (currentMenu.menuTop) ? currentMenu.menuTop : (NS4) ? e.pageY : (event.clientY + menuLocBod.scrollTop);
    }
    else {
        switch (navFrLoc) {
            case "left":
                xPos = (currentMenu.menuLeft) ? currentMenu.menuLeft : (NS4) ? menuLoc.pageXOffset : menuLocBod.scrollLeft;
                yPos = (currentMenu.menuTop) ? currentMenu.menuTop : (NS4) ? (e.pageY-pageYOffset)+menuLoc.pageYOffset : event.clientY + menuLocBod.scrollTop;
                break;
            case "top":
                xPos = (currentMenu.menuLeft) ? currentMenu.menuLeft : (NS4) ? (e.pageX-pageXOffset)+menuLoc.pageXOffset : event.clientX + menuLocBod.scrollLeft;
                yPos = (currentMenu.menuTop) ? currentMenu.menuTop : (NS4) ? menuLoc.pageYOffset : menuLocBod.scrollTop;
                break;
            case "bottom":
                xPos = (currentMenu.menuLeft) ? currentMenu.menuLeft : (NS4) ? (e.pageX-pageXOffset)+menuLoc.pageXOffset : event.clientX + menuLocBod.scrollLeft;
                yPos = (currentMenu.menuTop) ? currentMenu.menuTop : (NS4) ? menuLoc.pageYOffset+menuLoc.innerHeight : menuLocBod.scrollTop + menuLocBod.clientHeight;
                break;
            case "right":
                xPos = (currentMenu.menuLeft) ? currentMenu.menuLeft : (NS4) ? menuLoc.pageXOffset+menuLoc.innerWidth : menuLocBod.scrollLeft+menuLocBod.clientWidth;
                yPos = (currentMenu.menuTop) ? currentMenu.menuTop : (NS4) ? (e.pageY-pageYOffset)+menuLoc.pageYOffset : event.clientY + menuLocBod.scrollTop;
                break;
        }
    }
    currentMenu.moveTo(xPos,yPos);
    currentMenu.keepInWindow()
    currentMenu.isOn = true;
    currentMenu.showIt(true);
    return false;
}
function menuOver() {
    this.isOn = true;
    isOverMenu = true;
    currentMenu = this;
    if (this.hideTimer) clearTimeout(this.hideTimer);
}
function menuOut() {
    if (IE4) {
        theEvent = menuLoc.event;
        if (theEvent.srcElement.contains(theEvent.toElement)) return;
    }
    this.isOn = false;
    isOverMenu = false;
    menuLoc.status = "";
    if (!clickKill) allTimer = setTimeout("currentMenu.hideTree()",10);  
}
function itemOver(){
    if (keepHilite) {
        if (this.container.currentItem && this.container.currentItem != this) {
            if (NS4) {
                this.container.currentItem.bgColor = this.container.menuBGColor;
                if (NSfontOver) {
                    with (this.container.currentItem.document) {
                        linkColor = this.container.menuFontColor;
                        write(this.container.currentItem.htmStr)
                        close();
                    }
                }
            }
            else {
                with (this.container.currentItem.style) {
                    backgroundColor = this.container.menuBGColor;
                    color = this.container.menuFontColor;
                }
            }
        }
    }
    if (IE4) {
        theEvent = menuLoc.event;
        if (theEvent.srcElement.tagName == "IMG") return;
        this.style.backgroundColor = this.container.menuBGOver;
        this.style.color = this.container.menuFontOver;
    }
    else {
        this.bgColor = this.container.menuBGOver;
        if (NSfontOver) {
            this.document.write(this.htmStrOver);
            this.document.close();
        }
    }
    menuLoc.status = this.linkText;
    this.container.currentItem = this;
    if (this.container.hasChildVisible) {
        this.container.hideChildren(this);
    }
    if (this.hasMore) {
        horOffset = (isRight) ? (this.container.childOverlap - this.container.menuWidth) : (this.container.menuWidth - this.container.childOverlap);
        if (NS4) {
            this.childX = this.container.left + horOffset;
            this.childY = this.pageY + childOffset;
        }
        else {
            this.childX = this.container.style.pixelLeft + horOffset;
            this.childY = this.offsetTop + this.container.style.pixelTop + childOffset;
        }
        this.child.moveTo(this.childX,this.childY);
        this.child.keepInWindow();
        this.container.hasChildVisible = true;
        this.container.visibleChild = this.child;
        this.child.showIt(true);
    }
}
function itemOut() {
    if (IE4) {
        theEvent = menuLoc.event;
        if (theEvent.srcElement.contains(theEvent.toElement)
     || (theEvent.fromElement.tagName=="IMG" && theEvent.toElement.contains(theEvent.fromElement)))
        return;
        if (!keepHilite) {
            this.style.backgroundColor = this.container.menuBGColor;
            this.style.color = this.container.menuFontColor;
        }
    }
    else {
        if (!keepHilite) {
            this.bgColor = this.container.menuBGColor;
            if (NSfontOver) {
                with (this.document) {
                    linkColor = this.container.menuFontColor;
                    write(this.htmStr);
                    close();
                }
            }
    
        }
        if (!isOverMenu && !clickKill) {
            allTimer = setTimeout("currentMenu.hideTree()",10); 
        }
    }
}
function moveTo(xPos,yPos) {
    this.style.pixelLeft = xPos;
    this.style.pixelTop = yPos;
}
function showIt(on) {
    if (NS4) {
        this.visibility = (on) ? "show" : "hide";
        if (keepHilite && this.currentItem) {
            this.currentItem.bgColor = this.menuBGColor;
            if (NSfontOver) {
                with (this.currentItem.document) {
                    write(this.currentItem.htmStr);
                    close();
                }
            }
        }
    }
    else {
        this.style.visibility = (on) ? "visible" : "hidden";
        if (keepHilite && this.currentItem) {
            with (this.currentItem.style) {
                backgroundColor = this.menuBGColor;
                color = this.menuFontColor;
            }
        }
    }
    this.currentItem = null;
}
function keepInWindow() {
    scrBars = 20;
    botScrBar = (isFrames && navFrLoc=="bottom") ? (borWid*2) : scrBars;
    rtScrBar = (isFrames && navFrLoc=="right") ? (borWid*2) : scrBars;
    if (NS4) {
        winRight = (menuLoc.pageXOffset + menuLoc.innerWidth) - rtScrBar;
        rightPos = this.left + this.menuWidth;
   
        if (rightPos > winRight) {
            if (this.hasParent) {
                parentLeft = this.parentMenu.left;
                newLeft = ((parentLeft-this.menuWidth) + this.childOverlap);
                this.left = newLeft;
            }
            else {
                dif = rightPos - winRight;
                this.left -= dif;
            }
        }
        winBot = (menuLoc.pageYOffset + menuLoc.innerHeight) - botScrBar ;
        botPos = this.top + this.fullHeight;
        if (botPos > winBot) {
            dif = botPos - winBot;
            this.top -= dif;
        }
        
        winLeft = menuLoc.pageXOffset;
        leftPos = this.left;
        if (leftPos < winLeft) {
            if (this.hasParent) {
                parentLeft = this.parentMenu.left;
                newLeft = ((parentLeft+this.menuWidth) - this.childOverlap);
                this.left = newLeft;
            }
            else {
                this.left = 5;
            }
        }
    }
    else {
        winRight = (menuLoc.document.body.scrollLeft + menuLoc.document.body.clientWidth) - rtScrBar;
        rightPos = this.style.pixelLeft + this.menuWidth;
    
        if (rightPos > winRight) {
            if (this.hasParent) {
                parentLeft = this.parentMenu.style.pixelLeft;
                newLeft = ((parentLeft - this.menuWidth) + this.childOverlap);
                this.style.pixelLeft = newLeft;
            }
            else {
                dif = rightPos - winRight;
                this.style.pixelLeft -= dif;
            }
        }
        winBot = (menuLoc.document.body.scrollTop + menuLoc.document.body.clientHeight) - botScrBar;
        botPos = this.style.pixelTop + this.fullHeight;
        if (botPos > winBot) {
            dif = botPos - winBot;
            this.style.pixelTop -= dif;
        }
        
        winLeft = menuLoc.document.body.scrollLeft;
        leftPos = this.style.pixelLeft;
        if (leftPos < winLeft) {
            if (this.hasParent) {
                parentLeft = this.parentMenu.style.pixelLeft;
                newLeft = ((parentLeft+this.menuWidth) - this.childOverlap);
                this.style.pixelLeft = newLeft;
            }
            else {
                this.style.pixelLeft = 5;
            }
        }
    }
}
function linkIt() {
    if (this.linkText.indexOf("javascript")!=-1) eval(this.linkText)
    else menuLoc.location.href = this.linkText;
}
function popDown(menuName){
    if (!isLoaded || !areCreated) return;
    whichEl = eval(menuName);
    whichEl.isOn = false;
    if (!clickKill) whichEl.hideTop();
}
function hideAll() {
    for(i=1; i<topCount; i++) {
        temp = eval("elMenu" + i + ".startChild");
        temp.isOn = false;
        if (temp.hasChildVisible) temp.hideChildren();
        temp.showIt(false);
    }    
}
function hideTree() { 
    allTimer = null;
    if (isOverMenu) return;
    if (this.hasChildVisible) {
        this.hideChildren();
    }
    this.hideParents();
}
function hideTop() {
    whichEl = this;
    (clickKill) ? whichEl.hideSelf() : (this.hideTimer = setTimeout("whichEl.hideSelf()",mSecsVis));
}
function hideSelf() {
    this.hideTimer = null;
    if (!this.isOn && !isOverMenu) { 
        this.showIt(false);
    }
}
function hideParents() {
    tempMenu = this;
    while (tempMenu.hasParent) {
        tempMenu.showIt(false);
        tempMenu.parentMenu.isOn = false;        
        tempMenu = tempMenu.parentMenu;
    }
    tempMenu.hideTop();
}
function hideChildren(item) {
    tempMenu = this.visibleChild;
    while (tempMenu.hasChildVisible) {
        tempMenu.visibleChild.showIt(false);
        tempMenu.hasChildVisible = false;
        tempMenu = tempMenu.visibleChild;
    }
    if (!this.isOn || !item.hasMore || this.visibleChild != this.child) {
        this.visibleChild.showIt(false);
        this.hasChildVisible = false;
    }
}
function cancelSelect(){return false}
function reDo(){
    if (loader.innerWidth==origWidth && loader.innerHeight==origHeight) return;
    initVars();
    NSresized=true;
    menuLoc.location.reload();
}
function clicked() {
    if (!isOverMenu && currentMenu!=null && !currentMenu.isOn) {
        whichEl = currentMenu;
        whichEl.hideTree();
    }
}
window.onerror = handleErr;
function handleErr(){
    arAccessErrors = ["permission","access"];
    mess = arguments[0].toLowerCase();
    found = false;
    for (i=0;i<arAccessErrors.length;i++) {
        errStr = arAccessErrors[i];
        if (mess.indexOf(errStr)!=-1) found = true;
    }
    return found;
}
// end

Omitting these statements does not affect the script execution, in any way. In fact, it is improved. An old problem, however, has resurfaced.


Produced by Peter Belesis and

All Rights Reserved. Legal Notices.
Created: Mar 09, 1999
Revised: Mar 09, 1999

URL: http://www.webreference.com/dhtml/column21/addendum6/col21addVI4.html