/**
 * 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, theAction, theRowNum){
	var theCells = null;
	var theDefaultColor = '#ffffff';
	var thePointerColor = '#dddddd';
	var theMarkColor = '#a8aebb';

    // 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[1].getAttribute) != 'undefined') {
        currentColor = theCells[1].getAttribute('bgcolor');
        domDetect    = true;
    }
    // 3.2 ... with other browsers
    else {
        currentColor = theCells[0].style.backgroundColor;
        domDetect    = false;
    } // end 3

    // 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


//mouseover für td im menu, einfach
col=new Array('#FFFFFF','#99CCFF','#CCE2EC','#B5E2FF','#B8D8CE','#648CB4');
function mcolor(obj,nr,pnr) {
	// Color-Steuerung
	obj.style.backgroundColor=col[arguments.length==1?(nr=0):nr];
	//vorheriges td ebens
	var obj2 = obj.previousSibling;
	if (2 == arguments.length) {
		pnr = nr;
	}
	obj2.style.backgroundColor=col[pnr];
}

function tdclass(obj,curclass,prevclass) {
	// Color-Steuerung
	obj.className = curclass;
	//vorheriges td ebens
	var obj2 = obj.previousSibling;
	if (2 == arguments.length) {
		prevclass = curclass;
	}
	obj2.className = prevclass;
}
 
function jump(hr) {
	// j() => jump => onClick move to new URL
	location.href=hr;
}


function lookimage (imgsrc) {
	var idiv = document.getElementById('viewimage');
	idiv.innerHTML = '<a href="javascript:unlookimage();" title="Vergrößertes Bild wieder schliessen ..."><img src="'+imgsrc+'" alt="-" /></a>';
	idiv.style.display = 'block';
}

function unlookimage () {
	var idiv = document.getElementById('viewimage');
	idiv.innerHTML = '';
	idiv.style.display = 'none';
}