// <?php !! This fools phpdocumentor into parsing this file
/**
* @version $Id: mambojavascript.js,v 1.10 2005/02/16 17:06:07 eddieajau Exp $
* @package Mambo
* @copyright (C) 2000 - 2005 Miro International Pty Ltd
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* Mambo is Free Software
*/

// general utility for browsing a named array or object
function xshow(o) {
        s = '';
        for(e in o) {s += e+'='+o[e]+'\n';}
        alert( s );
}

/**
* Writes a dynamically generated list
* @param string The parameters to insert into the <select> tag
* @param array A javascript array of list options in the form [key,value,text]
* @param string The key to display for the initial state of the list
* @param string The original key that was selected
* @param string The original item value that was selected
*/
function writeDynaList( selectParams, source, key, orig_key, orig_val ) {
        var html = '\n        <select ' + selectParams + '>';
        var i = 0;
        for (x in source) {
                if (source[x][0] == key) {
                        var selected = '';
                        if ((orig_key == key && orig_val == source[x][1]) || (i == 0 && orig_key != key)) {
                                selected = 'selected="selected"';
                        }
                        html += '\n                <option value="'+source[x][1]+'" '+selected+'>'+source[x][2]+'</option>';
                }
                i++;
        }
        html += '\n        </select>';

        document.writeln( html );
}

/**
* Changes a dynamically generated list
* @param string The name of the list to change
* @param array A javascript array of list options in the form [key,value,text]
* @param string The key to display
* @param string The original key that was selected
* @param string The original item value that was selected
*/
function changeDynaList( listname, source, key, orig_key, orig_val ) {
        var list = eval( 'document.adminForm.' + listname );

        // empty the list
        for (i in list.options.length) {
                list.options[i] = null;
        }
        i = 0;
        for (x in source) {
                if (source[x][0] == key) {
                        opt = new Option();
                        opt.value = source[x][1];
                        opt.text = source[x][2];

                        if ((orig_key == key && orig_val == opt.value) || i == 0) {
                                opt.selected = true;
                        }
                        list.options[i++] = opt;
                }
        }
        list.length = i;
}

/**
* Adds a select item(s) from one list to another
*/
function addSelectedToList( frmName, srcListName, tgtListName ) {
        var form = eval( 'document.' + frmName );
        var srcList = eval( 'form.' + srcListName );
        var tgtList = eval( 'form.' + tgtListName );

        var srcLen = srcList.length;
        var tgtLen = tgtList.length;
        var tgt = "x";

        //build array of target items
        for (var i=tgtLen-1; i > -1; i--) {
                tgt += "," + tgtList.options[i].value + ","
        }

        //Pull selected resources and add them to list
        for (var i=srcLen-1; i > -1; i--) {
                if (srcList.options[i].selected && tgt.indexOf( "," + srcList.options[i].value + "," ) == -1) {
                        opt = new Option( srcList.options[i].text, srcList.options[i].value );
                        tgtList.options[tgtList.length] = opt;
                }
        }
}

function delSelectedFromList( frmName, srcListName ) {
        var form = eval( 'document.' + frmName );
        var srcList = eval( 'form.' + srcListName );

        var srcLen = srcList.length;

        for (var i=srcLen-1; i > -1; i--) {
                if (srcList.options[i].selected) {
                        srcList.options[i] = null;
                }
        }
}

function moveInList( frmName, srcListName, index, to) {
        var form = eval( 'document.' + frmName );
        var srcList = eval( 'form.' + srcListName );
        var total = srcList.options.length-1;

        if (index == -1) {
                return false;
        }
        if (to == +1 && index == total) {
                return false;
        }
        if (to == -1 && index == 0) {
                return false;
        }

        var items = new Array;
        var values = new Array;

        for (i=total; i >= 0; i--) {
                items[i] = srcList.options[i].text;
                values[i] = srcList.options[i].value;
        }
        for (i = total; i >= 0; i--) {
                if (index == i) {
                        srcList.options[i + to] = new Option(items[i],values[i], 0, 1);
                        srcList.options[i] = new Option(items[i+to], values[i+to]);
                        i--;
                } else {
                        srcList.options[i] = new Option(items[i], values[i]);
           }
        }
        srcList.focus();
}

function getSelectedOption( frmName, srcListName ) {
        var form = eval( 'document.' + frmName );
        var srcList = eval( 'form.' + srcListName );

        i = srcList.selectedIndex;
        if (i != null && i > -1) {
                return srcList.options[i];
        } else {
                return null;
        }
}

function setSelectedValue( frmName, srcListName, value ) {
        var form = eval( 'document.' + frmName );
        var srcList = eval( 'form.' + srcListName );

        var srcLen = srcList.length;

        for (var i=0; i < srcLen; i++) {
                srcList.options[i].selected = false;
                if (srcList.options[i].value == value) {
                        srcList.options[i].selected = true;
                }
        }
}

function getSelectedRadio( frmName, srcGroupName ) {
        var form = eval( 'document.' + frmName );
        var srcGroup = eval( 'form.' + srcGroupName );

        if (srcGroup[0]) {
                for (var i=0, n=srcGroup.length; i < n; i++) {
                        if (srcGroup[i].checked) {
                                return srcGroup[i].value;
                        }
                }
        } else {
                if (srcGroup.checked) {
                        return srcGroup.value;
                } // if the one button is checked, return zero
        }
   // if we get to this point, no radio button is selected
   return null;
}

function getSelectedValue( frmName, srcListName ) {
        var form = eval( 'document.' + frmName );
        var srcList = eval( 'form.' + srcListName );

        i = srcList.selectedIndex;
        if (i != null && i > -1) {
                return srcList.options[i].value;
        } else {
                return null;
        }
}

function getSelectedText( frmName, srcListName ) {
        var form = eval( 'document.' + frmName );
        var srcList = eval( 'form.' + srcListName );

        i = srcList.selectedIndex;
        if (i != null && i > -1) {
                return srcList.options[i].text;
        } else {
                return null;
        }
}

function chgSelectedValue( frmName, srcListName, value ) {
        var form = eval( 'document.' + frmName );
        var srcList = eval( 'form.' + srcListName );

        i = srcList.selectedIndex;
        if (i != null && i > -1) {
                srcList.options[i].value = value;
                return true;
        } else {
                return false;
        }
}

// Form specific functions for editting content images

function showImageProps(base_path) {
        form = document.adminForm;
        value = getSelectedValue( 'adminForm', 'imagelist' );
        parts = value.split( '|' );
        form._source.value = parts[0];
        setSelectedValue( 'adminForm', '_align', parts[1] || '' );
        form._alt.value = parts[2] || '';
        form._border.value = parts[3] || '0';
        form._caption.value = parts[4] || '';
        setSelectedValue( 'adminForm', '_caption_position', parts[5] || '' );
        setSelectedValue( 'adminForm', '_caption_align', parts[6] || '' );
        form._width.value = parts[7] || '';

        previewImage( 'imagelist', 'view_imagelist', base_path );
        srcImage = eval( "document." + 'view_imagelist' );
        srcImage.src = base_path + parts[0];
}

function applyImageProps() {
        form = document.adminForm;
        if (!getSelectedValue( 'adminForm', 'imagelist' )) {
                alert( "Select and image from the list" );
                return;
        }
        value = form._source.value + '|'
        + getSelectedValue( 'adminForm', '_align' ) + '|'
        + form._alt.value + '|'
        + parseInt( form._border.value ) + '|'
        + form._caption.value + '|'
        + getSelectedValue( 'adminForm', '_caption_position' ) + '|'
        + getSelectedValue( 'adminForm', '_caption_align' ) + '|'
        + form._width.value;
        chgSelectedValue( 'adminForm', 'imagelist', value );
}

function previewImage( list, image, base_path ) {
        form = document.adminForm;
        srcList = eval( "form." + list );
        srcImage = eval( "document." + image );
        var fileName = srcList.options[srcList.selectedIndex].text;
        var fileName2 = srcList.options[srcList.selectedIndex].value;
        if (fileName.length == 0 || fileName2.length == 0) {
                srcImage.src = 'images/blank.gif';
        } else {
                srcImage.src = base_path + fileName2;
        }
}

/**
* Toggles the check state of a group of boxes
*
* Checkboxes must have an id attribute in the form cb0, cb1...
* @param The number of box to 'check'
* @param An alternative field name
*/
function checkAll( n, fldName ) {
  if (!fldName) {
     fldName = 'cb';
  }
        var f = document.adminForm;
        var c = f.toggle.checked;
        var n2 = 0;
        for (i=0; i < n; i++) {
                cb = eval( 'f.' + fldName + '' + i );
                if (cb) {
                        cb.checked = c;
                        n2++;
                }
        }
        if (c) {
                document.adminForm.boxchecked.value = n2;
        } else {
                document.adminForm.boxchecked.value = 0;
        }
}

function listItemTask( id, task ) {
    var f = document.adminForm;
    cb = eval( 'f.' + id );
    if (cb) {
        for (i = 0; true; i++) {
            cbx = eval('f.cb'+i);
            if (!cbx) break;
            cbx.checked = false;
        } // for
        cb.checked = true;
        f.boxchecked.value = 1;
        submitbutton(task);
    }
    return false;
}

function hideMainMenu()
{
        document.adminForm.hidemainmenu.value=1;
}

function isChecked(isitchecked){
        if (isitchecked == true){
                document.adminForm.boxchecked.value++;
        }
        else {
                document.adminForm.boxchecked.value--;
        }
}

/**
* Default function.  Usually would be overriden by the component
*/
function submitbutton(pressbutton) {
        submitform(pressbutton);
}

/**
* Submit the admin form
*/
function submitform(pressbutton){
        document.adminForm.task.value=pressbutton;
        try {
                document.adminForm.onsubmit();
                }
        catch(e){}
        document.adminForm.submit();
}

/**
* Submit the control panel admin form
*/
function submitcpform(sectionid, id){
        document.adminForm.sectionid.value=sectionid;
        document.adminForm.id.value=id;
        submitbutton("edit");
}

/**
* Getting radio button that is selected.
*/
function getSelected(allbuttons){
        for (i=0;i<allbuttons.length;i++) {
                if (allbuttons[i].checked) {
                        return allbuttons[i].value
                }
        }
}

// JS Calendar
var calendar = null; // remember the calendar object so that we reuse
// it and avoid creating another

// This function gets called when an end-user clicks on some date
function selected(cal, date) {
        cal.sel.value = date; // just update the value of the input field
}

// And this gets called when the end-user clicks on the _selected_ date,
// or clicks the "Close" (X) button.  It just hides the calendar without
// destroying it.
function closeHandler(cal) {
        cal.hide();                        // hide the calendar

        // don't check mousedown on document anymore (used to be able to hide the
        // calendar when someone clicks outside it, see the showCalendar function).
        Calendar.removeEvent(document, "mousedown", checkCalendar);
}

// This gets called when the user presses a mouse button anywhere in the
// document, if the calendar is shown.  If the click was outside the open
// calendar this function closes it.
function checkCalendar(ev) {
        var el = Calendar.is_ie ? Calendar.getElement(ev) : Calendar.getTargetElement(ev);
        for (; el != null; el = el.parentNode)
        // FIXME: allow end-user to click some link without closing the
        // calendar.  Good to see real-time stylesheet change :)
        if (el == calendar.element || el.tagName == "A") break;
        if (el == null) {
                // calls closeHandler which should hide the calendar.
                calendar.callCloseHandler(); Calendar.stopEvent(ev);
        }
}

// This function shows the calendar under the element having the given id.
// It takes care of catching "mousedown" signals on document and hiding the
// calendar if the click was outside.
function showCalendar(id) {
        var el = document.getElementById(id);
        if (calendar != null) {
                // we already have one created, so just update it.
                calendar.hide();                // hide the existing calendar
                calendar.parseDate(el.value); // set it to a new date
        } else {
                // first-time call, create the calendar
                var cal = new Calendar(true, null, selected, closeHandler);
                calendar = cal;                // remember the calendar in the global
                cal.setRange(1900, 2070);        // min/max year allowed
                calendar.create();                // create a popup calendar
        }
        calendar.sel = el;                // inform it about the input field in use
        calendar.showAtElement(el);        // show the calendar next to the input field

        // catch mousedown on the document
        Calendar.addEvent(document, "mousedown", checkCalendar);
        return false;
}

/**
* Pops up a new window in the middle of the screen
*/
function popupWindow(mypage, myname, w, h, scroll) {
        var winl = (screen.width - w) / 2;
        var wint = (screen.height - h) / 2;
        winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable'
        win = window.open(mypage, myname, winprops)
        if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

// LTrim(string) : Returns a copy of a string without leading spaces.
function ltrim(str)
{
   var whitespace = new String(" \t\n\r");
   var s = new String(str);
   if (whitespace.indexOf(s.charAt(0)) != -1) {
      var j=0, i = s.length;
      while (j < i && whitespace.indexOf(s.charAt(j)) != -1)
         j++;
      s = s.substring(j, i);
   }
   return s;
}

//RTrim(string) : Returns a copy of a string without trailing spaces.
function rtrim(str)
{
   var whitespace = new String(" \t\n\r");
   var s = new String(str);
   if (whitespace.indexOf(s.charAt(s.length-1)) != -1) {
      var i = s.length - 1;       // Get length of string
      while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)
         i--;
      s = s.substring(0, i+1);
   }
   return s;
}

// Trim(string) : Returns a copy of a string without leading or trailing spaces
function trim(str) {
   return rtrim(ltrim(str));
}

function mosDHTML(){
        this.ver=navigator.appVersion
        this.agent=navigator.userAgent
        this.dom=document.getElementById?1:0
        this.opera5=this.agent.indexOf("Opera 5")<-1
        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);

        this.activeTab = '';
        this.onTabStyle = 'ontab';
        this.offTabStyle = 'offtab';

        this.setElemStyle = function(elem,style) {
                document.getElementById(elem).className = style;
        }
        this.showElem = function(id) {
                if (elem = document.getElementById(id)) {
                        elem.style.visibility = 'visible';
                        elem.style.display = 'block';
                }
        }
        this.hideElem = function(id) {
                if (elem = document.getElementById(id)) {
                        elem.style.visibility = 'hidden';
                        elem.style.display = 'none';
                }
        }
        this.cycleTab = function(name) {
                if (this.activeTab) {
                        this.setElemStyle( this.activeTab, this.offTabStyle );
                        page = this.activeTab.replace( 'tab', 'page' );
                        this.hideElem(page);
                }
                this.setElemStyle( name, this.onTabStyle );
                this.activeTab = name;
                page = this.activeTab.replace( 'tab', 'page' );
                this.showElem(page);
        }
        return this;
}
var dhtml = new mosDHTML();

function MM_findObj(n, d) { //v4.01
        var p,i,x;
        if(!d) d=document;
        if((p=n.indexOf("?"))>0&&parent.frames.length) {
                d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
        }
        if(!(x=d[n])&&d.all) x=d.all[n];
        for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
        for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
        if(!x && d.getElementById) x=d.getElementById(n);
        return x;
}
function MM_swapImage() { //v3.0
        var i,j=0,x,a=MM_swapImage.arguments;
        document.MM_sr=new Array;
        for(i=0;i<(a.length-2);i+=3)
        if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x;
        if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_swapImgRestore() { //v3.0
        var i,x,a=document.MM_sr;
        for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
        var d=document;
        if(d.images){
        if(!d.MM_p) d.MM_p=new Array();
        var i,j=d.MM_p.length,a=MM_preloadImages.arguments;
        for(i=0; i<a.length; i++)
        if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}


function saveorder( n ) {
        checkAll_button( n );
        submitform('saveorder');
}

//needed by saveorder function
function checkAll_button( n ) {
        for ( var j = 0; j <= n; j++ ) {
                box = eval( "document.adminForm.cb" + j );
                if ( box.checked == false ) {
                        box.checked = true;
                }
        }
}
/**
* @param object A form element
* @param string The name of the element to find
*/
function getElementByName( f, name ) {
        if (f.elements) {
                for (i=0, n=f.elements.length; i < n; i++) {
                        if (f.elements[i].name == name) {
                                return f.elements[i];
                        }
                }
        }
        return null;
}
var newWin;
function imagePreviewWindow(src){
          page='popup/image_preview.php?imgsrc='+src;
          newWin=window.open(page,'','width=700,height=600,scrollbars=yes,resizable=yes,top=20,left=40,status=no,menubar=no,directories=no,location=no,toolbar=no');
          newWin.focus();

}