/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Global javascript
*
*
* AUTHOR:
* goma - Gordon Marshall - marshall@digi-info.de
*
*
* TODO:
*
*
* CHANGELOG:
* who:              when:               what:
* goma              22.05.03            - created for Pfalzwein
* jeho              01.07.03            - add layweinfeste
* goma              13.10.2003          - popUp modified
*
*
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

    // Browsererkennung

    var isWindows = (navigator.platform.toLowerCase().indexOf("win") != -1) ? true : false; // Windows
    var isMac = (navigator.platform.toLowerCase().indexOf("mac") != -1) ? true : false; // Mac
    var ie = (document.all && navigator.appVersion.substring(0,1) >= 4) ? true : false; // IE 4+
    var ns4 = (document.layers) ? true : false; // Netscape 4.x
    var ns6 = (document.getElementById && !document.all) ? true : false; // Netscape 6

    // durch die zentrierte Tabelle können Layer nicht absolut positioniert werden;
    // daher muss ihre Position über die Fensterbreite ermittelt werden

    function diGetLayerString(layername) { // ermittelt browserabhängigen Layeraufruf       
        if (ns4) {
            layer = eval("document.layers['" + layername + "']");
            return (layer);
            }
        else if (ie) {
            layer = eval("document.all." + layername + ".style");
            return (layer);
            }
        else if (ns6) {
            layer = eval("document.getElementById(layername).style");
            return (layer);
            }
        else {
            return (null);
            }
        }
    
    
    function diMoveLayers(name,x) { // verschiebt Layer an gewünschte Position      
        var layer = diGetLayerString(name);
        if (ns4) {
            layer.moveTo(x,layer.top);
            }
        else if (ie) {
            layer.left = x;
            }
        else if (ns6) {
            layer.left = x + "px";
            }
        }


    function diSetLayers() { // ermittelt Position, an der die Layer stehen sollen (sprachversionsabhängig)     
        var myWinWidth = 0; // Fensterbreite
        if (ns4 || ns6) {
            myWinWidth = window.innerWidth;
            }
        else {
            myWinWidth = document.body.offsetWidth - 2;
            }

        if (myWinWidth > 933) {
            leftSpace = (myWinWidth - 950) / 2; // 847 => Tabellenbreite plus Scrollbalken
            if (isMac && ie) {
                leftSpace += 9;
                }
            if (isMac && ns4) {
                leftSpace += 8;
                }
            if (ns6) {
                leftSpace += 1;
                }
            }
        else {
            leftSpace = 0;
            }
        
        // hier werden die Layer-Positionen bestimmt
        diMoveLayers('laytopnavi',leftSpace + 667);
        diMoveLayers('layidee',leftSpace + 667);
        diMoveLayers('layangebot',leftSpace + 667);
        //diMoveLayers('layzuhause',leftSpace + 667);
        diMoveLayers('layhotels',leftSpace + 667);
        diMoveLayers('layservice',leftSpace + 667);
        diMoveLayers('laypresse',leftSpace + 667);
        }
    
        
    function diShowHideLayers(myLayer,modus) { // blendet Layer ein oder aus

        var myMenue = new Array ('layidee',
                                'layangebot',
                               // 'layzuhause',
                                'layhotels',
                                'layservice',
                                'laypresse');

        var visible = (ns4) ? 'show' : 'visible';
        var hidden = (ns4) ? 'hide' : 'hidden';
        if (modus == "") {
            for (i=0; i<myMenue.length; i++) {
                eval ('if (window.hide' + myLayer + ') window.clearTimeout(hide' + myLayer + ');');
                diGetLayerString(myMenue[i]).visibility = hidden;
                }
            diGetLayerString(myLayer).visibility = visible;
            }
        else if (modus == "hide") {
            diGetLayerString(myLayer).visibility = hidden;
            }       
        }
        
    function diHideLayers(layername) { // blendet Layer aus     
        var hideTime = 800; // Zeit in Millisekunden, nach der ein Layer ausgeblendet wird
        var hideString = "diShowHideLayers('" + layername + "','hide')";
        eval ("hide" + layername + "=setTimeout(\"" + hideString + "\",hideTime)");
        }   

    // Dreamweaver-related
    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 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_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];}
        }
        
        
    // zentriertes Popup (erwartet Dateinamen, Fensternamen, Breite, Hoehe, weitere Eigenschaften)
    function popUp(file,nick,w,h,props) {
        var hor,ver;
        var win = null;
        var strProps = "";
        hor = screen.availWidth;
        if (ns4) {
            ver = screen.availHeight-50;
            }
        else {
        	ver = screen.availHeight;
        	}
        var hornew = hor/2 - w/2;
        var vernew = ver/2 - h/2;
		if (props == "") {
			props = "directories=no,toolbar=no,location=no,menubar=no,scrollbars=no,status=no,resizable=no,dependent=no";
			}
        strProps = "," + props;
        win = window.open(file,nick,'width=' + w + ',height=' + h + strProps);
        if (win.window.focus) {
            win.window.focus();
            }   
        win.window.moveTo(hornew,vernew);
        }