/* $Id: functions.js 4829 2008-08-04 10:28:07Z marco $ */

function blur_login_field()
{
    if (document.forms['chairman_login_form']) {
        document.forms['chairman_login_form'].elements['username'].focus();
    }
}

function reallyLogout(msg,url)
{
    var is_confirmed = confirm(msg);
    if (is_confirmed) {
        document.location.href=url;
    }
}


/**
 * Displays an confirmation box beforme to submit a "DROP/DELETE/ALTER" query.
 * This function is called while clicking links
 *
 * @param   object   the link
 * @param   object   the sql query to submit
 *
 * @return  boolean  whether to run the query or not
 */
function confirmLink(theLink, theSqlQuery)
{
    // Confirmation is not required in the configuration file
    // or browser is Opera (crappy js implementation)
    if (confirmMsg == '' || typeof(window.opera) != 'undefined') {
        return true;
    }

    var is_confirmed = confirm(confirmMsg + ' :\n' + theSqlQuery);
    if (is_confirmed) {
        theLink.href += '&is_js_confirmed=1';
    }

    return is_confirmed;
} // end of the 'confirmLink()' function


/**
 * Displays an error message if a "DROP DATABASE" statement is submitted
 * while it isn't allowed, else confirms a "DROP/DELETE/ALTER" query before
 * sumitting it if required.
 * This function is called by the 'checkSqlQuery()' js function.
 *
 * @param   object   the form
 * @param   object   the sql query textarea
 *
 * @return  boolean  whether to run the query or not
 *
 * @see     checkSqlQuery()
 */
function confirmQuery(theForm1, sqlQuery1)
{
    // Confirmation is not required in the configuration file
    if (confirmMsg == '') {
        return true;
    }

    // The replace function (js1.2) isn't supported
    else if (typeof(sqlQuery1.value.replace) == 'undefined') {
        return true;
    }

    // js1.2+ -> validation with regular expressions
    else {
        // "DROP DATABASE" statement isn't allowed
        if (noDropDbMsg != '') {
            var drop_re = new RegExp('DROP\\s+(IF EXISTS\\s+)?DATABASE\\s', 'i');
            if (drop_re.test(sqlQuery1.value)) {
                alert(noDropDbMsg);
                theForm1.reset();
                sqlQuery1.focus();
                return false;
            } // end if
        } // end if

        // Confirms a "DROP/DELETE/ALTER" statement
        //
        // TODO: find a way (if possible) to use the parser-analyser
        // for this kind of verification
        // For now, I just added a ^ to check for the statement at
        // beginning of expression

        //var do_confirm_re_0 = new RegExp('DROP\\s+(IF EXISTS\\s+)?(TABLE|DATABASE)\\s', 'i');
        //var do_confirm_re_1 = new RegExp('ALTER\\s+TABLE\\s+((`[^`]+`)|([A-Za-z0-9_$]+))\\s+DROP\\s', 'i');
        //var do_confirm_re_2 = new RegExp('DELETE\\s+FROM\\s', 'i');
        var do_confirm_re_0 = new RegExp('^DROP\\s+(IF EXISTS\\s+)?(TABLE|DATABASE)\\s', 'i');
        var do_confirm_re_1 = new RegExp('^ALTER\\s+TABLE\\s+((`[^`]+`)|([A-Za-z0-9_$]+))\\s+DROP\\s', 'i');
        var do_confirm_re_2 = new RegExp('^DELETE\\s+FROM\\s', 'i');
        if (do_confirm_re_0.test(sqlQuery1.value)
            || do_confirm_re_1.test(sqlQuery1.value)
            || do_confirm_re_2.test(sqlQuery1.value)) {
            var message      = (sqlQuery1.value.length > 100)
                             ? sqlQuery1.value.substr(0, 100) + '\n    ...'
                             : sqlQuery1.value;
            var is_confirmed = confirm(confirmMsg + ' :\n' + message);
            // drop/delete/alter statement is confirmed -> update the
            // "is_js_confirmed" form field so the confirm test won't be
            // run on the server side and allows to submit the form
            if (is_confirmed) {
                theForm1.elements['is_js_confirmed'].value = 1;
                return true;
            }
            // "DROP/DELETE/ALTER" statement is rejected -> do not submit
            // the form
            else {
                window.focus();
                sqlQuery1.focus();
                return false;
            } // end if (handle confirm box result)
        } // end if (display confirm box)
    } // end confirmation stuff

    return true;
} // end of the 'confirmQuery()' function


/**
 * Displays an error message if the user submitted the sql query form with no
 * sql query, else checks for "DROP/DELETE/ALTER" statements
 *
 * @param   object   the form
 *
 * @return  boolean  always false
 *
 * @see     confirmQuery()
 */
function checkSqlQuery(theForm)
{
    var sqlQuery = theForm.elements['sql_query'];
    var isEmpty  = 1;

    // The replace function (js1.2) isn't supported -> basic tests
    if (typeof(sqlQuery.value.replace) == 'undefined') {
        isEmpty      = (sqlQuery.value == '') ? 1 : 0;
        if (isEmpty && typeof(theForm.elements['sql_file']) != 'undefined') {
            isEmpty  = (theForm.elements['sql_file'].value == '') ? 1 : 0;
        }
        if (isEmpty && typeof(theForm.elements['sql_localfile']) != 'undefined') {
            isEmpty  = (theForm.elements['sql_localfile'].value == '') ? 1 : 0;
        }
        if (isEmpty && typeof(theForm.elements['id_bookmark']) != 'undefined') {
            isEmpty  = (theForm.elements['id_bookmark'].value == null || theForm.elements['id_bookmark'].value == '');
        }
    }
    // js1.2+ -> validation with regular expressions
    else {
        var space_re = new RegExp('\\s+');
        if (typeof(theForm.elements['sql_file']) != 'undefined' &&
                theForm.elements['sql_file'].value.replace(space_re, '') != '') {
            return true;
        }
        if (typeof(theForm.elements['sql_localfile']) != 'undefined' &&
                theForm.elements['sql_localfile'].value.replace(space_re, '') != '') {
            return true;
        }
        if (isEmpty && typeof(theForm.elements['id_bookmark']) != 'undefined' &&
                (theForm.elements['id_bookmark'].value != null || theForm.elements['id_bookmark'].value != '') &&
                theForm.elements['id_bookmark'].selectedIndex != 0
                ) {
            return true;
        }
        // Checks for "DROP/DELETE/ALTER" statements
        if (sqlQuery.value.replace(space_re, '') != '') {
            if (confirmQuery(theForm, sqlQuery)) {
                return true;
            } else {
                return false;
            }
        }
        theForm.reset();
        isEmpty = 1;
    }

    if (isEmpty) {
        sqlQuery.select();
        alert(errorMsg0);
        sqlQuery.focus();
        return false;
    }

    return true;
} // end of the 'checkSqlQuery()' function


/**
 * Displays an error message if an element of a form hasn't been completed and
 * should be
 *
 * @param   object   the form
 * @param   string   the name of the form field to put the focus on
 *
 * @return  boolean  whether the form field is empty or not
 */
function emptyFormElements(theForm, theFieldName)
{
    var isEmpty  = 1;
    var theField = theForm.elements[theFieldName];
    // Whether the replace function (js1.2) is supported or not
    var isRegExp = (typeof(theField.value.replace) != 'undefined');

    if (!isRegExp) {
        isEmpty      = (theField.value == '') ? 1 : 0;
    } else {
        var space_re = new RegExp('\\s+');
        isEmpty      = (theField.value.replace(space_re, '') == '') ? 1 : 0;
    }
    if (isEmpty) {
        theForm.reset();
        theField.select();
        alert(errorMsg0);
        theField.focus();
        return false;
    }

    return true;
} // end of the 'emptyFormElements()' function


/**
 * Ensures a value submitted in a form is numeric and is in a range
 *
 * @param   object   the form
 * @param   string   the name of the form field to check
 * @param   integer  the minimum authorized value
 * @param   integer  the maximum authorized value
 *
 * @return  boolean  whether a valid number has been submitted or not
 */
function checkFormElementInRange(theForm, theFieldName, min, max)
{
    var theField         = theForm.elements[theFieldName];
    var val              = parseInt(theField.value);

    if (typeof(min) == 'undefined') {
        min = 0;
    }
    if (typeof(max) == 'undefined') {
        max = Number.MAX_VALUE;
    }

    // It's not a number
    if (isNaN(val)) {
        theField.select();
        alert(errorMsg1);
        theField.focus();
        return false;
    }
    // It's a number but it is not between min and max
    else if (val < min || val > max) {
        theField.select();
        alert(val + errorMsg2);
        theField.focus();
        return false;
    }
    // It's a valid number
    else {
        theField.value = val;
    }

    return true;
} // end of the 'checkFormElementInRange()' function

function checkTableEditForm(theForm, fieldsCnt)
{
    for (i=0; i<fieldsCnt; i++)
    {
        var id = "field_" + i + "_2";
        var elm = getElement(id);
        if (elm.value == 'VARCHAR' || elm.value == 'CHAR') {
            elm2 = getElement("field_" + i + "_3");
            val = parseInt(elm2.value);
            elm3 = getElement("field_" + i + "_1");
            if (isNaN(val) && elm3.value != "") {
                elm2.select();
                alert(errorMsg1);
                elm2.focus();
                return false;
            }
        }
    }
    return true;
} // enf of the 'checkTableEditForm()' function


/**
 * Ensures the choice between 'transmit', 'zipped', 'gzipped' and 'bzipped'
 * checkboxes is consistant
 *
 * @param   object   the form
 * @param   string   a code for the action that causes this function to be run
 *
 * @return  boolean  always true
 */
function checkTransmitDump(theForm, theAction)
{
    var formElts = theForm.elements;

    // 'zipped' option has been checked
    if (theAction == 'zip' && formElts['zip'].checked) {
        if (!formElts['asfile'].checked) {
            theForm.elements['asfile'].checked = true;
        }
        if (typeof(formElts['gzip']) != 'undefined' && formElts['gzip'].checked) {
            theForm.elements['gzip'].checked = false;
        }
        if (typeof(formElts['bzip']) != 'undefined' && formElts['bzip'].checked) {
            theForm.elements['bzip'].checked = false;
        }
    }
    // 'gzipped' option has been checked
    else if (theAction == 'gzip' && formElts['gzip'].checked) {
        if (!formElts['asfile'].checked) {
            theForm.elements['asfile'].checked = true;
        }
        if (typeof(formElts['zip']) != 'undefined' && formElts['zip'].checked) {
            theForm.elements['zip'].checked = false;
        }
        if (typeof(formElts['bzip']) != 'undefined' && formElts['bzip'].checked) {
            theForm.elements['bzip'].checked = false;
        }
    }
    // 'bzipped' option has been checked
    else if (theAction == 'bzip' && formElts['bzip'].checked) {
        if (!formElts['asfile'].checked) {
            theForm.elements['asfile'].checked = true;
        }
        if (typeof(formElts['zip']) != 'undefined' && formElts['zip'].checked) {
            theForm.elements['zip'].checked = false;
        }
        if (typeof(formElts['gzip']) != 'undefined' && formElts['gzip'].checked) {
            theForm.elements['gzip'].checked = false;
        }
    }
    // 'transmit' option has been unchecked
    else if (theAction == 'transmit' && !formElts['asfile'].checked) {
        if (typeof(formElts['zip']) != 'undefined' && formElts['zip'].checked) {
            theForm.elements['zip'].checked = false;
        }
        if ((typeof(formElts['gzip']) != 'undefined' && formElts['gzip'].checked)) {
            theForm.elements['gzip'].checked = false;
        }
        if ((typeof(formElts['bzip']) != 'undefined' && formElts['bzip'].checked)) {
            theForm.elements['bzip'].checked = false;
        }
    }

    return true;
} // end of the 'checkTransmitDump()' function


/**
 * This array is used to remember mark status of rows in browse mode
 */
var marked_row = new Array;


/**
 * Sets/unsets the pointer and marker in browse mode
 *
 * @param   object    the table row
 * @param   interger  the row number
 * @param   string    the action calling this script (over, out or click)
 * @param   string    the default background color
 * @param   string    the color to use for mouseover
 * @param   string    the color to use for marking a row
 *
 * @return  boolean  whether pointer is set or not
 */
function setPointer(theRow, theRowNum, theAction, theDefaultColor, thePointerColor, theMarkColor)
{
    var theCells = null;

    // 1. Pointer and mark feature are disabled or the browser can't get the
    //    row -> exits
    if ((thePointerColor == '' && theMarkColor == '')
        || typeof(theRow.style) == 'undefined') {
        return false;
    }

    // 2. Gets the current row and exits if the browser can't get it
    if (typeof(document.getElementsByTagName) != 'undefined') {
        theCells = theRow.getElementsByTagName('td');
    }
    else if (typeof(theRow.cells) != 'undefined') {
        theCells = theRow.cells;
    }
    else {
        return false;
    }

    // 3. Gets the current color...
    var rowCellsCnt  = theCells.length;
    var domDetect    = null;
    var currentColor = null;
    var newColor     = null;
    // 3.1 ... with DOM compatible browsers except Opera that does not return
    //         valid values with "getAttribute"
    if (typeof(window.opera) == 'undefined'
        && typeof(theCells[0].getAttribute) != 'undefined') {
        currentColor = theCells[0].getAttribute('bgcolor');
        domDetect    = true;
    }
    // 3.2 ... with other browsers
    else {
        currentColor = theCells[0].style.backgroundColor;
        domDetect    = false;
    } // end 3

    // 3.3 ... Opera changes colors set via HTML to rgb(r,g,b) format so fix it
    if (currentColor.indexOf("rgb") >= 0)
    {
        var rgbStr = currentColor.slice(currentColor.indexOf('(') + 1,
                                     currentColor.indexOf(')'));
        var rgbValues = rgbStr.split(",");
        currentColor = "#";
        var hexChars = "0123456789ABCDEF";
        for (var i = 0; i < 3; i++)
        {
            var v = rgbValues[i].valueOf();
            currentColor += hexChars.charAt(v/16) + hexChars.charAt(v%16);
        }
    }

    // 4. Defines the new color
    // 4.1 Current color is the default one
    if (currentColor == ''
        || currentColor.toLowerCase() == theDefaultColor.toLowerCase()) {
        if (theAction == 'over' && thePointerColor != '') {
            newColor              = thePointerColor;
        }
        else if (theAction == 'click' && theMarkColor != '') {
            newColor              = theMarkColor;
            marked_row[theRowNum] = true;
        }
    }
    // 4.1.2 Current color is the pointer one
    else if (currentColor.toLowerCase() == thePointerColor.toLowerCase()
             && (typeof(marked_row[theRowNum]) == 'undefined' || !marked_row[theRowNum])) {
        if (theAction == 'out') {
            newColor              = theDefaultColor;
        }
        else if (theAction == 'click' && theMarkColor != '') {
            newColor              = theMarkColor;
            marked_row[theRowNum] = true;
        }
    }
    // 4.1.3 Current color is the marker one
    else if (currentColor.toLowerCase() == theMarkColor.toLowerCase()) {
        if (theAction == 'click') {
            newColor              = (thePointerColor != '')
                                  ? thePointerColor
                                  : theDefaultColor;
            marked_row[theRowNum] = (typeof(marked_row[theRowNum]) == 'undefined' || !marked_row[theRowNum])
                                  ? true
                                  : null;
        }
    } // end 4

    // 5. Sets the new color...
    if (newColor) {
        var c = null;
        // 5.1 ... with DOM compatible browsers except Opera
        if (domDetect) {
            for (c = 0; c < rowCellsCnt; c++) {
                theCells[c].setAttribute('bgcolor', newColor, 0);
            } // end for
        }
        // 5.2 ... with other browsers
        else {
            for (c = 0; c < rowCellsCnt; c++) {
                theCells[c].style.backgroundColor = newColor;
            }
        }
    } // end 5

    return true;
} // end of the 'setPointer()' function

/*
 * Sets/unsets the pointer and marker in vertical browse mode
 *
 * @param   object    the table row
 * @param   interger  the row number
 * @param   string    the action calling this script (over, out or click)
 * @param   string    the default background color
 * @param   string    the color to use for mouseover
 * @param   string    the color to use for marking a row
 *
 * @return  boolean  whether pointer is set or not
 *
 * @author Garvin Hicking <me@supergarv.de> (rewrite of setPointer.)
 */
function setVerticalPointer(theRow, theRowNum, theAction, theDefaultColor1, theDefaultColor2, thePointerColor, theMarkColor) {
    var theCells = null;

    // 1. Pointer and mark feature are disabled or the browser can't get the
    //    row -> exits
    if ((thePointerColor == '' && theMarkColor == '')
        || typeof(theRow.style) == 'undefined') {
        return false;
    }

    // 2. Gets the current row and exits if the browser can't get it
    if (typeof(document.getElementsByTagName) != 'undefined') {
        theCells = theRow.getElementsByTagName('td');
    }
    else if (typeof(theRow.cells) != 'undefined') {
        theCells = theRow.cells;
    }
    else {
        return false;
    }

    // 3. Gets the current color...
    var rowCellsCnt  = theCells.length;
    var domDetect    = null;
    var currentColor = null;
    var newColor     = null;

    // 3.1 ... with DOM compatible browsers except Opera that does not return
    //         valid values with "getAttribute"
    if (typeof(window.opera) == 'undefined'
        && typeof(theCells[0].getAttribute) != 'undefined') {
        currentColor = theCells[0].getAttribute('bgcolor');
        domDetect    = true;
    }
    // 3.2 ... with other browsers
    else {
        domDetect    = false;
    } // end 3

    var c = null;
    // 5.1 ... with DOM compatible browsers except Opera
    for (c = 0; c < rowCellsCnt; c++) {
        if (domDetect) {
            currentColor = theCells[c].getAttribute('bgcolor');
        } else {
            currentColor = theCells[c].style.backgroundColor;
        }

        // 4. Defines the new color
        // 4.1 Current color is the default one
        if (currentColor == ''
            || currentColor.toLowerCase() == theDefaultColor1.toLowerCase()
            || currentColor.toLowerCase() == theDefaultColor2.toLowerCase()) {
            if (theAction == 'over' && thePointerColor != '') {
                newColor              = thePointerColor;
            } else if (theAction == 'click' && theMarkColor != '') {
                newColor              = theMarkColor;
                marked_row[theRowNum] = true;
            }
        }
        // 4.1.2 Current color is the pointer one
        else if (currentColor.toLowerCase() == thePointerColor.toLowerCase()
                 && (typeof(marked_row[theRowNum]) == 'undefined' || !marked_row[theRowNum])) {
            if (theAction == 'out') {
                if (c % 2) {
                    newColor              = theDefaultColor1;
                } else {
                    newColor              = theDefaultColor2;
                }
            }
            else if (theAction == 'click' && theMarkColor != '') {
                newColor              = theMarkColor;
                marked_row[theRowNum] = true;
            }
        }
        // 4.1.3 Current color is the marker one
        else if (currentColor.toLowerCase() == theMarkColor.toLowerCase()) {
            if (theAction == 'click') {
                newColor              = (thePointerColor != '')
                                      ? thePointerColor
                                      : ((c % 2) ? theDefaultColor1 : theDefaultColor2);
                marked_row[theRowNum] = (typeof(marked_row[theRowNum]) == 'undefined' || !marked_row[theRowNum])
                                      ? true
                                      : null;
            }
        } // end 4

        // 5. Sets the new color...
        if (newColor) {
            if (domDetect) {
                theCells[c].setAttribute('bgcolor', newColor, 0);
            }
            // 5.2 ... with other browsers
            else {
                theCells[c].style.backgroundColor = newColor;
            }
        } // end 5
    } // end for

     return true;
 } // end of the 'setVerticalPointer()' function

/**
 * Checks/unchecks all tables
 *
 * @param   string   the form name
 * @param   boolean  whether to check or to uncheck the element
 *
 * @return  boolean  always true
 */
function setCheckboxes(the_form, do_check)
{
    var elts      = (typeof(document.forms[the_form].elements['selected_db[]']) != 'undefined')
                  ? document.forms[the_form].elements['selected_db[]']
                  : (typeof(document.forms[the_form].elements['selected_tbl[]']) != 'undefined')
          ? document.forms[the_form].elements['selected_tbl[]']
          : document.forms[the_form].elements['selected_fld[]'];
    var elts_cnt  = (typeof(elts.length) != 'undefined')
                  ? elts.length
                  : 0;

    if (elts_cnt) {
        for (var i = 0; i < elts_cnt; i++) {
            elts[i].checked = do_check;
        } // end for
    } else {
        elts.checked        = do_check;
    } // end if... else

    return true;
} // end of the 'setCheckboxes()' function


/**
  * Checks/unchecks all options of a <select> element
  *
  * @param   string   the form name
  * @param   string   the element name
  * @param   boolean  whether to check or to uncheck the element
  *
  * @return  boolean  always true
  */
function setSelectOptions(the_form, the_select, do_check)
{
    var selectObject = document.forms[the_form].elements[the_select];
    var selectCount  = selectObject.length;

    for (var i = 0; i < selectCount; i++) {
        selectObject.options[i].selected = do_check;
    } // end for

    return true;
} // end of the 'setSelectOptions()' function

/**
  * Allows moving around inputs/select by Ctrl+arrows
  *
  * @param   object   event data
  */
function onKeyDownArrowsHandler(e) {
    e = e||window.event;
    var o = (e.srcElement||e.target);
    if (!o) return;
    if (o.tagName != "TEXTAREA" && o.tagName != "INPUT" && o.tagName != "SELECT") return;
    if (!e.ctrlKey) return;
    if (!o.id) return;

    var pos = o.id.split("_");
    if (pos[0] != "field" || typeof pos[2] == "undefined") return;

    var x = pos[2], y=pos[1];

    // skip non existent fields
    for (i=0; i<10; i++)
    {
        switch(e.keyCode) {
            case 38: y--; break; // up
            case 40: y++; break; // down
            case 37: x--; break; // left
            case 39: x++; break; // right
            default: return;
        }

        var id = "field_" + y + "_" + x;
        var nO = document.getElementById(id);
        if (nO) break;
    }

    if (!nO) return;
    nO.focus();
    if (nO.tagName != 'SELECT') {
        nO.select();
    }
    e.returnValue = false;
}

/**
  * Inserts multiple fields.
  *
  */
function insertValueQuery() {
    var myQuery = document.sqlform.sql_query;
    var myListBox = document.sqlform.dummy;

    if(myListBox.options.length > 0) {
        var chaineAj = "";
        var NbSelect = 0;
        for(var i=0; i<myListBox.options.length; i++) {
            if (myListBox.options[i].selected){
                NbSelect++;
                if (NbSelect > 1)
                    chaineAj += ", ";
                chaineAj += myListBox.options[i].value;
            }
        }

        //IE support
        if (document.selection) {
            myQuery.focus();
            sel = document.selection.createRange();
            sel.text = chaineAj;
            document.sqlform.insert.focus();
        }
        //MOZILLA/NETSCAPE support
        else if (document.sqlform.sql_query.selectionStart || document.sqlform.sql_query.selectionStart == "0") {
            var startPos = document.sqlform.sql_query.selectionStart;
            var endPos = document.sqlform.sql_query.selectionEnd;
            var chaineSql = document.sqlform.sql_query.value;

            myQuery.value = chaineSql.substring(0, startPos) + chaineAj + chaineSql.substring(endPos, chaineSql.length);
        } else {
            myQuery.value += chaineAj;
        }
    }
}

/**
  * listbox redirection
  */
function goToUrl(selObj, goToLocation){
    eval("document.location.href = '" + goToLocation + "pos=" + selObj.options[selObj.selectedIndex].value + "'");
}

/**
 * getElement
 */
function getElement(e,f){
    if(document.layers){
        f=(f)?f:self;
        if(f.document.layers[e]) {
            return f.document.layers[e];
        }
        for(W=0;i<f.document.layers.length;W++) {
            return(getElement(e,fdocument.layers[W]));
        }
    }
    if(document.all) {
        return document.all[e];
    }
    return document.getElementById(e);
}

/**
  * Refresh the WYSIWYG-PDF scratchboard after changes have been made
  */
function refreshDragOption(e) {
    myid = getElement(e);
    if (myid.style.visibility == 'visible') {
        refreshLayout();
    }
}

/**
  * Refresh/resize the WYSIWYG-PDF scratchboard
  */
function refreshLayout() {
        myid = getElement('pdflayout');

        if (document.pdfoptions.orientation.value == 'P') {
            posa = 'x';
            posb = 'y';
        } else {
            posa = 'y';
            posb = 'x';
        }

        myid.style.width = pdfPaperSize(document.pdfoptions.paper.value, posa) + 'px';
        myid.style.height = pdfPaperSize(document.pdfoptions.paper.value, posb) + 'px';
}

/**
  * Show/hide the WYSIWYG-PDF scratchboard
  */
function ToggleDragDrop(e) {
    myid = getElement(e);

    if (myid.style.visibility == 'hidden') {
        init();
        myid.style.visibility = 'visible';
        myid.style.display = 'block';
        document.edcoord.showwysiwyg.value = '1';
    } else {
        myid.style.visibility = 'hidden';
        myid.style.display = 'none';
        document.edcoord.showwysiwyg.value = '0';
    }
}

/**
  * PDF scratchboard: When a position is entered manually, update
  * the fields inside the scratchboard.
  */
function dragPlace(no, axis, value) {
    if (axis == 'x') {
        getElement("table_" + no).style.left = value + 'px';
    } else {
        getElement("table_" + no).style.top  = value + 'px';
    }
}

/**
  * Returns paper sizes for a given format
  */
function pdfPaperSize(format, axis) {
    switch (format.toUpperCase()) {
        case '4A0':
            if (axis == 'x') return 4767.87; else return 6740.79;
            break;
        case '2A0':
            if (axis == 'x') return 3370.39; else return 4767.87;
            break;
        case 'A0':
            if (axis == 'x') return 2383.94; else return 3370.39;
            break;
        case 'A1':
            if (axis == 'x') return 1683.78; else return 2383.94;
            break;
        case 'A2':
            if (axis == 'x') return 1190.55; else return 1683.78;
            break;
        case 'A3':
            if (axis == 'x') return 841.89; else return 1190.55;
            break;
        case 'A4':
            if (axis == 'x') return 595.28; else return 841.89;
            break;
        case 'A5':
            if (axis == 'x') return 419.53; else return 595.28;
            break;
        case 'A6':
            if (axis == 'x') return 297.64; else return 419.53;
            break;
        case 'A7':
            if (axis == 'x') return 209.76; else return 297.64;
            break;
        case 'A8':
            if (axis == 'x') return 147.40; else return 209.76;
            break;
        case 'A9':
            if (axis == 'x') return 104.88; else return 147.40;
            break;
        case 'A10':
            if (axis == 'x') return 73.70; else return 104.88;
            break;
        case 'B0':
            if (axis == 'x') return 2834.65; else return 4008.19;
            break;
        case 'B1':
            if (axis == 'x') return 2004.09; else return 2834.65;
            break;
        case 'B2':
            if (axis == 'x') return 1417.32; else return 2004.09;
            break;
        case 'B3':
            if (axis == 'x') return 1000.63; else return 1417.32;
            break;
        case 'B4':
            if (axis == 'x') return 708.66; else return 1000.63;
            break;
        case 'B5':
            if (axis == 'x') return 498.90; else return 708.66;
            break;
        case 'B6':
            if (axis == 'x') return 354.33; else return 498.90;
            break;
        case 'B7':
            if (axis == 'x') return 249.45; else return 354.33;
            break;
        case 'B8':
            if (axis == 'x') return 175.75; else return 249.45;
            break;
        case 'B9':
            if (axis == 'x') return 124.72; else return 175.75;
            break;
        case 'B10':
            if (axis == 'x') return 87.87; else return 124.72;
            break;
        case 'C0':
            if (axis == 'x') return 2599.37; else return 3676.54;
            break;
        case 'C1':
            if (axis == 'x') return 1836.85; else return 2599.37;
            break;
        case 'C2':
            if (axis == 'x') return 1298.27; else return 1836.85;
            break;
        case 'C3':
            if (axis == 'x') return 918.43; else return 1298.27;
            break;
        case 'C4':
            if (axis == 'x') return 649.13; else return 918.43;
            break;
        case 'C5':
            if (axis == 'x') return 459.21; else return 649.13;
            break;
        case 'C6':
            if (axis == 'x') return 323.15; else return 459.21;
            break;
        case 'C7':
            if (axis == 'x') return 229.61; else return 323.15;
            break;
        case 'C8':
            if (axis == 'x') return 161.57; else return 229.61;
            break;
        case 'C9':
            if (axis == 'x') return 113.39; else return 161.57;
            break;
        case 'C10':
            if (axis == 'x') return 79.37; else return 113.39;
            break;
        case 'RA0':
            if (axis == 'x') return 2437.80; else return 3458.27;
            break;
        case 'RA1':
            if (axis == 'x') return 1729.13; else return 2437.80;
            break;
        case 'RA2':
            if (axis == 'x') return 1218.90; else return 1729.13;
            break;
        case 'RA3':
            if (axis == 'x') return 864.57; else return 1218.90;
            break;
        case 'RA4':
            if (axis == 'x') return 609.45; else return 864.57;
            break;
        case 'SRA0':
            if (axis == 'x') return 2551.18; else return 3628.35;
            break;
        case 'SRA1':
            if (axis == 'x') return 1814.17; else return 2551.18;
            break;
        case 'SRA2':
            if (axis == 'x') return 1275.59; else return 1814.17;
            break;
        case 'SRA3':
            if (axis == 'x') return 907.09; else return 1275.59;
            break;
        case 'SRA4':
            if (axis == 'x') return 637.80; else return 907.09;
            break;
        case 'LETTER':
            if (axis == 'x') return 612.00; else return 792.00;
            break;
        case 'LEGAL':
            if (axis == 'x') return 612.00; else return 1008.00;
            break;
        case 'EXECUTIVE':
            if (axis == 'x') return 521.86; else return 756.00;
            break;
        case 'FOLIO':
            if (axis == 'x') return 612.00; else return 936.00;
            break;
    } // end switch
}


function getXmlHttp() {
    var xmlHttp = null;

    try {
        xmlHttp = new XMLHttpRequest();
    } catch ( e ) {
        var progIds = [
            'MSXML2.XMLHTTP',
            'Microsoft.XMLHTTP',
            'MSXML2.XMLHTTP.5.0',
            'MSXML2.XMLHTTP.4.0',
            'MSXML2.XMLHTTP.3.0'
        ];

        var success = false;

        for ( var iterator = 0; ( iterator < progIds.length ) && !success; iterator++ ) {
            try {
                xmlHttp = new ActiveXObject( progIds[iterator] );
                success = true;
            } catch ( e ) {
            }
        }

        if ( !success ) {
            return null;
        }
    }

    return xmlHttp;
};


var xmlhttp = null;

function releaseDeviceAndRefresh( releaseurl, redirecturl ) {
    xmlhttp = getXmlHttp();
    xmlhttp.open( "GET", releaseurl, true );

    xmlhttp.onreadystatechange = function() {
        if ( xmlhttp.readyState == 4 ) {
            // we're inside an iframe - refresh parent
            if ( window.parent ) {
                redirecturl ? window.parent.location.href = redirecturl : window.parent.document.location.href = window.parent.document.location.href;
            } else {
                redirecturl ? document.location.href = redirecturl : window.location.reload(true);
            }
        }
    }

    xmlhttp.send( null );
};

/* MS engine does not implement Array.push and Array.pop until JScript 5.6 */
if ( !Array.prototype.push ) {
    /**
     * Pushes elements into Array.
     * The function is an implementation of the Array::push method described
     * in the ECMA standard. It adds all given parameters at the end of the
     * array.
     *
     * The function is active if the ECMA implementation does not implement
     * it (like Microsoft JScript engine up to version 5.5).
     *
     * @access public
     * @return Object Number of added elements
     */
    Array.prototype.push = function() {
        var i = 0;

        if ( this instanceof Array ) {
            i = this.length;

            // Preallocation of array
            if ( arguments.length > 0 ) {
                this[arguments.length + this.length - 1] = null;
            }

            for ( ; i < this.length; ++i ) {
                this[i] = arguments[i - this.length + arguments.length];
            }
        }

        return i;
    };
};

/**
 * @access public
 * @static
 */
Array.implode = function( arr, separator ) {
    var str = "";

    if ( ( typeof arr != "object" ) && !arr.length ) {
        return str;
    }

    var sep = separator || ": ";

    for ( var i = 0; i < arr.length; i++ ) {
        str += arr[i] + ( ( i < arr.length - 1 )? sep : "" );
    }

    return str;
};

/**
 * @access public
 * @static
 */
String.sprintf = function() {
    if ( !arguments || arguments.length < 1 || !RegExp ) {
        return null;
    }

    var str = arguments[0];
    var re  = /([^%]*)%('.|0|\x20)?(-)?(\d+)?(\.\d+)?(%|b|c|d|u|f|o|s|x|X)(.*)/;
    // zend has problems with unmatched '
    var a   = b = [], numSubstitutions = 0, numMatches = 0;

    while ( a = re.exec( str ) ) {
        var leftpart   = a[1], pPad  = a[2], pJustify  = a[3], pMinLength = a[4];
        var pPrecision = a[5], pType = a[6], rightPart = a[7];

        numMatches++;

        if ( pType == '%' ) {
            subst = '%';
        } else {
            numSubstitutions++;

            // Too few arguments
            if ( numSubstitutions >= arguments.length ) {
                return null;
            }

            var param = arguments[numSubstitutions];
            var pad   = '';

            if ( pPad && pPad.substr( 0, 1 ) == "'" ) {
                pad = leftpart.substr( 1, 1 );
            } else if ( pPad ) {
                pad = pPad;
            }

            var justifyRight = true;

            // if ( pJustify && pJustify === "-" ) {
            if ( pJustify && pJustify == "-" ) {
                justifyRight = false;
            }

            var minLength = -1;

            if ( pMinLength ) {
                minLength = parseInt( pMinLength );
            }

            var precision = -1;

            if ( pPrecision && pType == 'f' ) {
                precision = parseInt( pPrecision.substring( 1 ) );
            }

            var subst = param;

            if ( pType == 'b' ) {
                subst = parseInt( param ).toString( 2 );
            } else if ( pType == 'c' ) {
                subst = String.fromCharCode( parseInt( param ) );
            } else if ( pType == 'd' ) {
                subst = parseInt( param ) ? parseInt( param ) : 0;
            } else if ( pType == 'u' ) {
                subst = Math.abs( param );
            } else if ( pType == 'f' ) {
                subst = ( precision > -1 )? Math.round( parseFloat( param ) * Math.pow( 10, precision ) ) / Math.pow( 10, precision ): parseFloat( param );
            } else if ( pType == 'o' ) {
                subst = parseInt( param ).toString( 8 );
            } else if ( pType == 's' ) {
                subst = param;
            } else if ( pType == 'x' ) {
                subst = ( '' + parseInt( param ).toString( 16 ) ).toLowerCase();
            } else if ( pType == 'X' ) {
                subst = ( '' + parseInt( param ).toString( 16 ) ).toUpperCase();
            }
        }

        str = leftpart + subst + rightPart;
    }

    return str;
};

/**
 * Create connection popup.
 *
 * @param  string  task          Task to perform on ModemServer - this is translated as "?task=..."
 * @param  array   conn_params   possible keys: sernum, busaddress, page, subaddress, lang
 * @param  array   view_options  possible keys: height, width, popupname, popuppath
 * @access public
 * @static
 */
function createConnectionPopup( task, conn_params, view_options ) {
    if ( !conn_params ) {
        conn_params = new Object();
    }

    if ( !view_options ) {
        view_options = new Object();
    }

    if ( !view_options.height ) {
        view_options.height = 300;
    }

    if ( !view_options.width ) {
        view_options.width = 400;
    }

    if ( !view_options.scrollbars ) {
        view_options.scrollbars = 'no';
    }

    if ( !view_options.popupname ) {
        view_options.popupname = 'connectionpopup';
    }

    if ( !view_options.popuppath ) {
        view_options.popuppath = '/vrnetlib/frontend/connectionpopup.php';
    }

    if ( !view_options.swfpath ) {
        view_options.swfpath = '/vrnetlib/frontend/swf/pop.swf';
    }

    // add task to connection params
    conn_params.task = task;

    /*
    // ORIGINAL PHP CODE
    // special treatment for datapoints passed to popup
    if ( isset( $conn_params['datapoints'] ) ) {
        $datapoints  = serialize( $conn_params['datapoints'] );
        $dp_checksum = md5( $datapoints );

        // store in session and handle id
        @session_start();
        $_SESSION[$dp_checksum] = $datapoints;
        unset( $conn_params['datapoints'] );
        $conn_params['datapoints_id'] = $dp_checksum;
    }
    */

    var query_arr = new Array();
    for ( prop in conn_params ) {
        query_arr.push( prop + "=" + escape( conn_params[prop] ) );
    }

    var popup_params = String.sprintf( "'toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=%s,resizable=no,width=%d,height=%d,left='+(43+(screen.availWidth-%d))/2+',top='+(screen.availHeight-%d)/2",
        view_options.scrollbars,
        view_options.width,
        view_options.height,
        view_options.width,
        view_options.height
    );

    if ( view_options.popuppath.match(/\?/) ) {
        deli = '&';
    } else {
        deli = '?';
    }

    var popup_url = view_options.popuppath + deli + Array.implode( query_arr, '&' );

    openPopup( popup_url, view_options.popupname, popup_params );

    // false to prevent onclick handler from doin' something weird
    return false;
};

var newPopup = null;

function openPopup( url, name, params ) {
    name = name.replace(/:/, "");

    if (newPopup != null && !newPopup.closed)
        newPopup.close();

// alert('URL: ' + url + ' - name: ' + name + ' - PARAMS: ' + params );
    newPopup = window.open( url, name, params );
    newPopup.focus();
};

function createCookie(name,value,days)
{
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name)
{
	createCookie(name,"",-1);
}