/*
	_library classes:
	$Revision: 1.1 $
*/

function loading(divID)	{
	document.getElementById(divID).innerHTML	= '<img src="img/loader.gif" alt="" border="0" alt="... loading">'
}
function handleError(t)	{
	alert('Error:\n ' + t.status + ' -- ' + t.statusText);
}
function handleSuccess(t)	{
	alert('All OK');
}
function handleDebug(t)	{
	alert('DEBUG:\n ' + t.status + ' -- ' + t.statusText);
}
function emptyDiv(divID)	{
	document.getElementById(divID).innerHTML	= '';
}
function writeDiv(divID,msg)	{
	document.getElementById(divID).innerHTML	= msg;
}
function ajaxError(divID)	{
	alert(req.responseText);
	//document.getElementById(divID).innerHTML	= req.responseText;
}
function textCounter(field,cntfield,maxlimit) {
	if (field.value.length > maxlimit) // if too long...trim it!
		field.value = field.value.substring(0, maxlimit);
	// otherwise, update 'characters left' counter
	else
		cntfield.value = maxlimit - field.value.length;
}

/*	TRIM SPACES	*/
function trim(str)	{
	return str.replace(/^\s*|\s*$/g,"");
}

/*	JUMP MENU FOR FORM SELECT	*/
function jumpMenu(targ,selObj,restore)	{	//v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
/*	FORM SUBMIT FROM JUMP MENU	*/
function jumpTo(formName,selObj,url)	{
	var myForm		= document.forms['' + formName + ''];
	var valUrl		= selObj.options[selObj.selectedIndex].value;
	myForm.action	= url + '.htm';
	myForm.submit();
}

function regExReplace(string,regEx,replacement) {
	var re = new RegExp(regEx, "gi");
	string = string.replace(re, replacement);
	return string;
}

/*	Set width of Form Field	and add class	*/
function setFieldDim(maxWidthIE,maxWidthAlt,fieldName,styleClass,fieldType,fieldValue,mouseOver,mouseOut,onFocus,onChange)	{
	var i;
	if (navigator.appName.indexOf("Explorer")>=0) {
		if (maxWidthIE > 0)	{
			i = 'size="' + maxWidthIE + '"'
		} else {
			i = ''
		}
		addStyle	= styleClass
	} else  {
		if (maxWidthAlt > 0)	{
			i = 'size="' + maxWidthAlt + '"'
		} else {
			i = ''
		}
		addStyle	= ''
	}
	fieldType	= (fieldType)		? fieldType : "text";
	fieldValue	= (fieldValue)		? regExReplace(fieldValue,'"','&quot;') : "";
	fieldValue	= (fieldValue)		? ' value="' + fieldValue + '" ' : '';
	mouseOver	= (mouseOver)		? ' onMouseOver="' + mouseOver + '" ' : '';
	mouseOut	= (mouseOut)		? ' onMouseOut="' + mouseOut + '" ' : '';
	onFocus		= (onFocus)			? ' onFocus="' + onFocus + '"' : '';
	onChange	= (onChange)		? ' onChange="' + onChange + '" ' : '';
	styleClass	= (styleClass)		? ' class="' + styleClass + '" ' : "";
	finalField	= '<input type="' + fieldType + '" ' + fieldValue + ' name="' + fieldName + '" ' + i + '' + styleClass + '' + onFocus + '' + mouseOver + '' + mouseOut + '' + onChange + '>';
	//alert(finalField);
	//return finalField;
	document.write (finalField);
}
/*	Set width of Form Field	and add class for TextAreas	(open tag only)	*/
function setFieldDimTextArea(maxColsIE,maxRowsIE,maxColsAlt,maxRowsAlt,fieldName,styleClass,fieldValue,mouseOver,mouseOut,onFocus)	{
	var i;
	if (navigator.appName.indexOf("Explorer")>=0) {
		if (maxColsIE > 0)	{
			i = 'cols="' + maxColsIE + '"'
			y = 'rows="' + maxRowsIE + '"'
		} else {
			i = ''
			y = ''
		}
		addStyle	= (styleClass != '')	? ' class="' + styleClass + '" ' : '';
	} else  {
		if (maxColsAlt > 0)	{
			i = 'cols="' + maxColsAlt + '"'
			y = 'rows="' + maxRowsAlt + '"'
		} else {
			i = ''
			y = ''
		}
		addStyle	= ''
	}
	//fieldValue	= (fieldValue)		? '' + fieldValue + '' : "";
	mouseOver	= (mouseOver)		? ' onMouseOver="' + mouseOver + '" ' : "";
	mouseOut	= (mouseOut)		? ' onMouseOut="' + mouseOut + '" ' : "";
	onFocus		= (onFocus)			? ' onFocus="' + onFocus + '"' : "";
	finalField	= '<textarea name="' + fieldName + '" ' + i + ' ' + y + '' + addStyle + '' + onFocus + '' + mouseOver + '' + mouseOut + '>'	// + fieldValue + '</textarea>';
	return finalField;
	//document.write (finalField);
}
/***************************************
	Function Copy To ClipBoard
	http://www.krikkit.net/
***************************************/

function copy_clip(meintext){
 if (window.clipboardData) 
   {
   
   // the IE-manier
   window.clipboardData.setData("Text", meintext);
   
   // waarschijnlijk niet de beste manier om Moz/NS te detecteren;
   // het is mij echter onbekend vanaf welke versie dit precies werkt:
   }
   else if (window.netscape) 
   { 
   
   // dit is belangrijk maar staat nergens duidelijk vermeld:
   // you have to sign the code to enable this, or see notes below 
   netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
   
   // maak een interface naar het clipboard
   var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);
   if (!clip) return;
   
   // maak een transferable
   var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);
   if (!trans) return;
   
   // specificeer wat voor soort data we op willen halen; text in dit geval
   trans.addDataFlavor('text/unicode');
   
   // om de data uit de transferable te halen hebben we 2 nieuwe objecten nodig   om het in op te slaan
   var str = new Object();
   var len = new Object();
   
   var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);
   
   var copytext=meintext;
   
   str.data=copytext;
   
   trans.setTransferData("text/unicode",str,copytext.length*2);
   
   var clipid=Components.interfaces.nsIClipboard;
   
   if (!clip) return false;
   
   clip.setData(trans,null,clipid.kGlobalClipboard);
   
   }
   alert("Indirizzo del file copiato negli appunti!");
   //return false;
}

/**
 * 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   integer  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;
	//alert(theRowNum + ' - ' + theAction);

    // 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;
            // Garvin: deactivated onclick marking of the checkbox because it's also executed
            // when an action (like edit/delete) on a single item is performed. Then the checkbox
            // would get deactived, even though we need it activated. Maybe there is a way
            // to detect if the row was clicked, and not an item therein...
            // document.getElementById('id_rows_to_delete' + theRowNum).checked = 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;
            // document.getElementById('id_rows_to_delete' + theRowNum).checked = 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;
            // document.getElementById('id_rows_to_delete' + theRowNum).checked = false;
        }
    } // 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