// allgemeine Funktionen für GC Gis Services
// CV, 10.02.2003, GIS Consult GmbH

// Farbe für aktuelle Icon-Zelle (Hervorhebung)
var hl_bgcol = '#85B1EE';

function toggle_mapwin() {
    var w = get_application_window();
    var f = w.parent.document.getElementById("outerFrameSet");
    var e = document.getElementById("frameToggler");
    var size = document.getElementById("size_win");
    if (e.src.indexOf("_r") >= 0) {
        size.value = f.cols;
        e.title = "Seitenfenster anzeigen";
        f.setAttribute("cols","*,0");
        e.src = "../images/max_win_l.gif";

    } else {
        f.setAttribute("cols",size.value);
        e.title = "Grafikfenster maximieren";
        e.src = "../images/max_win_r.gif";
    }

    if (document.ortsuche_frame != null) {
        var doc = document.ortsuche_frame.frameSearchMap;
        doc.RequestForm.operation.value = "refresh";
    	doc.Map.src="../images/blank.gif";
	}
	get_application_window().refresh_bounds();
}

// -----------------------------------------------------------------------------------
// Funktionen zum Auffinden der Applikation bzw. des HGF
// -----------------------------------------------------------------------------------
function get_application_window(start_window) {
	// Diese Funktion ermittelt das Fenster der Applikation
	
	// 1. den obersten Parent finden:
	var top = window;
	if (start_window != null)
		top = start_window;
	
	while(1 == 1) {
		if (top.frameMap != null)
			return top.frameMap;

		var par = top.parent;
		if (! par || par == top)
			break;
		top = par;
	}

	// Eventuell sind wir bereits im Application-Framework
	if (top.frameMap != null) 
		return top.frameMap;

	// Ansonsten ermitteln wir die Applikation über den Opener:
	var opener = top.opener;
	if (opener.document.Map != null)
		return opener;

	return get_application_window(opener);
}
function get_application() {
	// Diese Funktion ermittelt das Dokument der Applikation
	
	var app = get_application_window();
	if (! app) {
		//alert("Das Applikationsfenster konnte nicht ermittelt werden.");
		return null;
	}
	return app.document;
}
function get_application_map() {
	// Diese Funktion ermittelt die Hauptkarte der Applikation
	
	var doc = get_application();
	if (! doc) {
		//alert("Das Applikationsfenster konnte nicht ermittelt werden.");
		return null;
	}
	var map = doc.Map;
	if (! map) {
		//alert("Das Hauptgrafikfenster konnte nicht ermittelt werden.");
		return null;	
	}
	return map;
}
// -----------------------------------------------------------------------------------
// Funktionen zum Ein- und Ausblenden von erweiterten Optionen
// -----------------------------------------------------------------------------------
function show_advanced_options() {
	// Blendet die erweiterten Optionen ein

	set_cursor("wait","Aktiv...");

	var alink = document.getElementById("advanced_options_button");
	if (alink != null) {
		alink.style.visibility = "hidden";
		alink.style.display = "none";
	}
	
	var display_tag = "table-row";
	if (is_ie5up || is_opera5up)
		display_tag = "inline";
		
	var lines = document.getElementsByTagName('tr');
	for (var i = 0; i < lines.length; i ++) {
		if (lines[i].className == "advanced_option")
			lines[i].style.display = display_tag;	
	}
	
	alink = document.getElementById("standard_options_button");
	if (alink != null)
		alink.style.visibility = "visible";

	set_cursor("default");
}
function hide_advanced_options() {
	// Blendet die erweiterten Optionen aus

	set_cursor("wait","Aktiv...");

	var alink = document.getElementById("standard_options_button");
	if (alink != null)
		alink.style.visibility = "hidden";
	
	var display_tag = "table-row";
	if (is_ie5up || is_opera5up)
		display_tag = "inline";
	
	var lines = document.getElementsByTagName('tr');
	for (var i = 0; i < lines.length; i ++) {
		if (lines[i].className == "advanced_option")
			lines[i].style.display = "none";	
	}

	alink = document.getElementById("advanced_options_button");
	if (alink != null) {
		alink.style.visibility = "visible";
		alink.style.display = display_tag;
	}

	set_cursor("default");
}
// -----------------------------------------------------------------------------------
// Funktionen zur Cursor-Behandlung: set_cursor()
// -----------------------------------------------------------------------------------
function set_cursor(cursor_name,action_name) {
	// Diese Funktion setzt den Cursor in allen 
	// Frames auf den Typ "cursor_name"
	//
	// Die Funktion ist fast allgemeingültig und kann für
	// jedes Fenster benutzt werden.
	// Dabei wird u.a. nach Elementen "BG_Img" (zumeist der Background
	// der Body-Elemente), "BG" und "Map" gesucht.	

	if (! action_name) {
		action_name = "";
	}

	// Wait-Layer bei Kartenaufbau deaktivieren
	if (document.getElementById("WaitLayer") != null) {
		try {
			if (cursor_name != "wait")
				document.getElementById("WaitLayer").style.visibility = "hidden";	
		}
		catch(er) {}
	}

	// Zunächst den Cursor auf dem eigenen Fenster:
	if (document.getElementById("BG_Img") != null) {
		try {
			document.getElementById("BG_Img").style.cursor = cursor_name;
			window.status = action_name;
		}
		catch(er) {}
	}	
	
	if (document.getElementById("BG") != null) {
		try {
			document.getElementById("BG").style.cursor = cursor_name;
		}
		catch(er) {}
	}	
	if (document.getElementById("Map") != null) {
		try {
			document.getElementById("Map").style.cursor = cursor_name;
		}
		catch(er) {}
	}	
	if (document.WMSMap_FG != null) {
		try {
			document.WMSMap_FG.style.cursor=cursor_name;
		}
		catch(er) {}
	}
	
	if (document.getElementById("TopLayer") != null) {
		try {
			document.getElementById("TopLayer").style.cursor = cursor_name;
		}
		catch(er) {}
	}
	if (document.getElementById("TopImage") != null) {
		try {
			document.getElementById("TopImage").style.cursor = cursor_name;
		}
		catch(er) {}
	}	

	// Nun den Status der anderen Frame-Elemente setzen
	try {
	for (var i=0;i < parent.frames.length;i++) {

		var bgImg = parent.frames[i].document.getElementById("BG_Img");
		if (! bgImg) {

			for (var j=0; j < parent.frames[i].frames.length; j++) {
				var fbgImg = parent.frames[i].frames[j].document.getElementById("BG_Img");
				if (!fbgImg) {
					continue 
				}
				try {
					fbgImg.style.cursor = cursor_name;
				}
				catch(er) {}
			}
			continue;
		}
		try {
			bgImg.style.cursor = cursor_name;
			parent.frames[i].status = action_name;
		}
		catch(er) {}
	}	
	
	// Für Mozilla/Netscape
	for (var i=0;i < parent.frames.length;i++) {
		var topImage = parent.frames[i].document.getElementById("TopImage");
		if (! topImage) {
			continue;
		}
		try {
			topImage.style.cursor = cursor_name;
		}
		catch(er) {}
	}		
	
	for (var i=0;i < parent.frames.length;i++) {
		var map = parent.frames[i].document.WMSMap_FG;
		if (map == null)
			map = parent.frames[i].document.Map;
		if (map != null)
			try {
				map.style.cursor=cursor_name;
			}
			catch(er) {}
	}
	} catch(er) {}
}

function set_user_vis_value() {
    // Setzt den Wert des ausgewählten Elements der Auswahlliste (Sichtbarkeiten)
    // und schickt die Form ab, welche den Dienst setUserVis anstösst 

    var e = document.getElementById("uvm");
    document.getElementById('profilename').value = e.value;
	document.getElementById("scale").value = get_application().getElementById("view_scale").value;
    document.body.style.cursor = "wait";
    document.uvmform.submit();    
    window.setTimeout("document.body.style.cursor = 'default';",1000);
}

// -----------------------------------------------------------------------------------
// Funktionen für das Hervorheben der Icons
// -----------------------------------------------------------------------------------
function highlight_icon(cell) {
	// Hebt die aktuelle Cell des Icons hervor
	cell.style.backgroundColor=hl_bgcol;
}
function clear_icon(cell) {
	// Beendet das Hervorheben eines Icons
	if (is_opera5up)
		bstyle = '';
	else
		bstyle = 'none';
	
	cell.style.background = bstyle;
}
function set_div_position(element,x,y) {
	// Setzt die Position eines DIV-elements auf die Koordinaten
	if (is_ie5up || is_opera5up) {
		element.style.pixelLeft=x;
		element.style.pixelTop=y;
	}
	else {
		element.style.left=x;
		element.style.top=y;
	}
}
function highlight_menu_row(cell) {
	// Aufhellen der aktuellen Zelle und
	// die anderen Zellen nicht mehr highlighten
		
	// Die aktuelle Zelle highlighten
	if (cell == null)
		return
	cell.style.backgroundColor=hl_bgcol;
	if (is_ie5up) cell.style.cursor="hand";
	
	var row = cell.parentNode;
	if (row == null)
		return;
	for (var z=0; z < row.childNodes.length; z++){
		var a_cell = row.childNodes[z];
		if (a_cell != null && a_cell.style != null)	
			a_cell.style.backgroundColor=hl_bgcol;
	}
}
function clear_menu_row(cell) {
	// Hebt das Highlight der Zeile auf
	if (is_opera5up)
		bstyle = '';
	else
		bstyle = 'none';
	
	if (cell == null)
		return
	var row = cell.parentNode;
	if (row == null)
		return;
	for (var z=0; z < row.childNodes.length; z++){
		var a_cell = row.childNodes[z];
		if (a_cell != null && a_cell.style != null) {	
			a_cell.style.background = bstyle;
		}
	}
}

function show_help(page_name) {
	// Öffnet das Hilfefenster von Osiris
	
	var app = get_application_window();
	app.open_help_window("../Hilfe/html/" + page_name);
}
function show_xsl_help(page_name) {
	// Öffnet das Hilfefenster von Osiris
	
	var app = get_application_window();
	app.open_help_window("Hilfe/html/" + page_name);
}


// Funktion zum Runden von Zahlen:
function /*out: String*/ number_format( /* in: float   */ number, 
                                        /* in: integer */ laenge, 
                                        /* in: String  */ sep, 
                                        /* in: String  */ th_sep ) {

  number = Math.round( number * Math.pow(10, laenge) ) / Math.pow(10, laenge);
  str_number = number+"";
  arr_int = str_number.split(".");
  if(!arr_int[0]) arr_int[0] = "0";
  if(!arr_int[1]) arr_int[1] = "";
  if(arr_int[1].length < laenge){
    nachkomma = arr_int[1];
    for(i=arr_int[1].length+1; i <= laenge; i++){  nachkomma += "0";  }
    arr_int[1] = nachkomma;
  }
  if(th_sep != "" && arr_int[0].length > 3){
    Begriff = arr_int[0];
    arr_int[0] = "";
    for(j = 3; j < Begriff.length ; j+=3){
      Extrakt = Begriff.slice(Begriff.length - j, Begriff.length - j + 3);
      arr_int[0] = th_sep + Extrakt +  arr_int[0] + "";
    }
    str_first = Begriff.substr(0, (Begriff.length % 3 == 0)?3:(Begriff.length % 3));
    arr_int[0] = str_first + arr_int[0];
  }
  return arr_int[0]+sep+arr_int[1];
}
// -----------------------------------------------------------------------------------
//<!--
// Ultimate client-side JavaScript client sniff. Version 3.03
// (C) Netscape Communications 1999-2001.  Permission granted to reuse and distribute.
// Revised 17 May 99 to add is_nav5up and is_ie5up (see below).
// Revised 20 Dec 00 to add is_gecko and change is_nav5up to is_nav6up
//                      also added support for IE5.5 Opera4&5 HotJava3 AOLTV
// Revised 22 Feb 01 to correct Javascript Detection for IE 5.x, Opera 4, 
//                      correct Opera 5 detection
//                      add support for winME and win2k
//                      synch with browser-type-oo.js
// Revised 26 Mar 01 to correct Opera detection
// Revised 02 Oct 01 to add IE6 detection

// Everything you always wanted to know about your JavaScript client
// but were afraid to ask. Creates "is_" variables indicating:
// (1) browser vendor:
//     is_nav, is_ie, is_opera, is_hotjava, is_webtv, is_TVNavigator, is_AOLTV
// (2) browser version number:
//     is_major (integer indicating major version number: 2, 3, 4 ...)
//     is_minor (float   indicating full  version number: 2.02, 3.01, 4.04 ...)
// (3) browser vendor AND major version number
//     is_nav2, is_nav3, is_nav4, is_nav4up, is_nav6, is_nav6up, is_gecko, is_ie3,
//     is_ie4, is_ie4up, is_ie5, is_ie5up, is_ie5_5, is_ie5_5up, is_ie6, is_ie6up, is_hotjava3, is_hotjava3up,
//     is_opera2, is_opera3, is_opera4, is_opera5, is_opera5up
// (4) JavaScript version number:
//     is_js (float indicating full JavaScript version number: 1, 1.1, 1.2 ...)
// (5) OS platform and version:
//     is_win, is_win16, is_win32, is_win31, is_win95, is_winnt, is_win98, is_winme, is_win2k
//     is_os2
//     is_mac, is_mac68k, is_macppc
//     is_unix
//     is_sun, is_sun4, is_sun5, is_suni86
//     is_irix, is_irix5, is_irix6
//     is_hpux, is_hpux9, is_hpux10
//     is_aix, is_aix1, is_aix2, is_aix3, is_aix4
//     is_linux, is_sco, is_unixware, is_mpras, is_reliant
//     is_dec, is_sinix, is_freebsd, is_bsd
//     is_vms
//
// See http://www.it97.de/JavaScript/JS_tutorial/bstat/navobj.html and
// http://www.it97.de/JavaScript/JS_tutorial/bstat/Browseraol.html
// for detailed lists of userAgent strings.
//
// Note: you don't want your Nav4 or IE4 code to "turn off" or
// stop working when new versions of browsers are released, so
// in conditional code forks, use is_ie5up ("IE 5.0 or greater") 
// is_opera5up ("Opera 5.0 or greater") instead of is_ie5 or is_opera5
// to check version in code which you want to work on future
// versions.

    // convert all characters to lowercase to simplify testing
    var agt=navigator.userAgent.toLowerCase();

    // *** BROWSER VERSION ***
    // Note: On IE5, these return 4, so use is_ie5up to detect IE5.
    var is_major = parseInt(navigator.appVersion);
    var is_minor = parseFloat(navigator.appVersion);

    // Note: Opera and WebTV spoof Navigator.  We do strict client detection.
    // If you want to allow spoofing, take out the tests for opera and webtv.
    var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
    var is_nav2 = (is_nav && (is_major == 2));
    var is_nav3 = (is_nav && (is_major == 3));
    var is_nav4 = (is_nav && (is_major == 4));
    var is_nav4up = (is_nav && (is_major >= 4));
    var is_navonly      = (is_nav && ((agt.indexOf(";nav") != -1) ||
                          (agt.indexOf("; nav") != -1)) );
    var is_nav6 = (is_nav && (is_major == 5));
    var is_nav6up = (is_nav && (is_major >= 5));
    var is_gecko = (agt.indexOf('gecko') != -1);


    var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
    var is_ie3    = (is_ie && (is_major < 4));
    var is_ie4    = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) );
    var is_ie4up  = (is_ie && (is_major >= 4));
    var is_ie5    = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
    var is_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));
    var is_ie5up  = (is_ie && !is_ie3 && !is_ie4);
    var is_ie5_5up =(is_ie && !is_ie3 && !is_ie4 && !is_ie5);
    var is_ie6    = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.")!=-1) );
    var is_ie6up  = (is_ie && !is_ie3 && !is_ie4 && !is_ie5 && !is_ie5_5);

    // KNOWN BUG: On AOL4, returns false if IE3 is embedded browser
    // or if this is the first browser window opened.  Thus the
    // variables is_aol, is_aol3, and is_aol4 aren't 100% reliable.
    var is_aol   = (agt.indexOf("aol") != -1);
    var is_aol3  = (is_aol && is_ie3);
    var is_aol4  = (is_aol && is_ie4);
    var is_aol5  = (agt.indexOf("aol 5") != -1);
    var is_aol6  = (agt.indexOf("aol 6") != -1);

    var is_opera = (agt.indexOf("opera") != -1);
    var is_opera2 = (agt.indexOf("opera 2") != -1 || agt.indexOf("opera/2") != -1);
    var is_opera3 = (agt.indexOf("opera 3") != -1 || agt.indexOf("opera/3") != -1);
    var is_opera4 = (agt.indexOf("opera 4") != -1 || agt.indexOf("opera/4") != -1);
    var is_opera5 = (agt.indexOf("opera 5") != -1 || agt.indexOf("opera/5") != -1);
    var is_opera5up = (is_opera && !is_opera2 && !is_opera3 && !is_opera4);

    var is_webtv = (agt.indexOf("webtv") != -1); 

    var is_TVNavigator = ((agt.indexOf("navio") != -1) || (agt.indexOf("navio_aoltv") != -1)); 
    var is_AOLTV = is_TVNavigator;

    var is_hotjava = (agt.indexOf("hotjava") != -1);
    var is_hotjava3 = (is_hotjava && (is_major == 3));
    var is_hotjava3up = (is_hotjava && (is_major >= 3));

    // *** JAVASCRIPT VERSION CHECK ***
    var is_js;
    if (is_nav2 || is_ie3) is_js = 1.0;
    else if (is_nav3) is_js = 1.1;
    else if (is_opera5up) is_js = 1.3;
    else if (is_opera) is_js = 1.1;
    else if ((is_nav4 && (is_minor <= 4.05)) || is_ie4) is_js = 1.2;
    else if ((is_nav4 && (is_minor > 4.05)) || is_ie5) is_js = 1.3;
    else if (is_hotjava3up) is_js = 1.4;
    else if (is_nav6 || is_gecko) is_js = 1.5;
    // NOTE: In the future, update this code when newer versions of JS
    // are released. For now, we try to provide some upward compatibility
    // so that future versions of Nav and IE will show they are at
    // *least* JS 1.x capable. Always check for JS version compatibility
    // with > or >=.
    else if (is_nav6up) is_js = 1.5;
    // NOTE: ie5up on mac is 1.4
    else if (is_ie5up) is_js = 1.3

    // HACK: no idea for other browsers; always check for JS version with > or >=
    else is_js = 0.0;

    // *** PLATFORM ***
    var is_win   = ( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) );
    // NOTE: On Opera 3.0, the userAgent string includes "Windows 95/NT4" on all
    //        Win32, so you can't distinguish between Win95 and WinNT.
    var is_win95 = ((agt.indexOf("win95")!=-1) || (agt.indexOf("windows 95")!=-1));

    // is this a 16 bit compiled version?
    var is_win16 = ((agt.indexOf("win16")!=-1) || 
               (agt.indexOf("16bit")!=-1) || (agt.indexOf("windows 3.1")!=-1) || 
               (agt.indexOf("windows 16-bit")!=-1) );  

    var is_win31 = ((agt.indexOf("windows 3.1")!=-1) || (agt.indexOf("win16")!=-1) ||
                    (agt.indexOf("windows 16-bit")!=-1));

    var is_winme = ((agt.indexOf("win 9x 4.90")!=-1));
    var is_win2k = ((agt.indexOf("windows nt 5.0")!=-1));

    // NOTE: Reliable detection of Win98 may not be possible. It appears that:
    //       - On Nav 4.x and before you'll get plain "Windows" in userAgent.
    //       - On Mercury client, the 32-bit version will return "Win98", but
    //         the 16-bit version running on Win98 will still return "Win95".
    var is_win98 = ((agt.indexOf("win98")!=-1) || (agt.indexOf("windows 98")!=-1));
    var is_winnt = ((agt.indexOf("winnt")!=-1) || (agt.indexOf("windows nt")!=-1));
    var is_win32 = (is_win95 || is_winnt || is_win98 || 
                    ((is_major >= 4) && (navigator.platform == "Win32")) ||
                    (agt.indexOf("win32")!=-1) || (agt.indexOf("32bit")!=-1));

    var is_os2   = ((agt.indexOf("os/2")!=-1) || 
                    (navigator.appVersion.indexOf("OS/2")!=-1) ||   
                    (agt.indexOf("ibm-webexplorer")!=-1));

    var is_mac    = (agt.indexOf("mac")!=-1);
    // hack ie5 js version for mac
    if (is_mac && is_ie5up) is_js = 1.4;
    var is_mac68k = (is_mac && ((agt.indexOf("68k")!=-1) || 
                               (agt.indexOf("68000")!=-1)));
    var is_macppc = (is_mac && ((agt.indexOf("ppc")!=-1) || 
                                (agt.indexOf("powerpc")!=-1)));

    var is_sun   = (agt.indexOf("sunos")!=-1);
    var is_sun4  = (agt.indexOf("sunos 4")!=-1);
    var is_sun5  = (agt.indexOf("sunos 5")!=-1);
    var is_suni86= (is_sun && (agt.indexOf("i86")!=-1));
    var is_irix  = (agt.indexOf("irix") !=-1);    // SGI
    var is_irix5 = (agt.indexOf("irix 5") !=-1);
    var is_irix6 = ((agt.indexOf("irix 6") !=-1) || (agt.indexOf("irix6") !=-1));
    var is_hpux  = (agt.indexOf("hp-ux")!=-1);
    var is_hpux9 = (is_hpux && (agt.indexOf("09.")!=-1));
    var is_hpux10= (is_hpux && (agt.indexOf("10.")!=-1));
    var is_aix   = (agt.indexOf("aix") !=-1);      // IBM
    var is_aix1  = (agt.indexOf("aix 1") !=-1);    
    var is_aix2  = (agt.indexOf("aix 2") !=-1);    
    var is_aix3  = (agt.indexOf("aix 3") !=-1);    
    var is_aix4  = (agt.indexOf("aix 4") !=-1);    
    var is_linux = (agt.indexOf("inux")!=-1);
    var is_sco   = (agt.indexOf("sco")!=-1) || (agt.indexOf("unix_sv")!=-1);
    var is_unixware = (agt.indexOf("unix_system_v")!=-1); 
    var is_mpras    = (agt.indexOf("ncr")!=-1); 
    var is_reliant  = (agt.indexOf("reliantunix")!=-1);
    var is_dec   = ((agt.indexOf("dec")!=-1) || (agt.indexOf("osf1")!=-1) || 
           (agt.indexOf("dec_alpha")!=-1) || (agt.indexOf("alphaserver")!=-1) || 
           (agt.indexOf("ultrix")!=-1) || (agt.indexOf("alphastation")!=-1)); 
    var is_sinix = (agt.indexOf("sinix")!=-1);
    var is_freebsd = (agt.indexOf("freebsd")!=-1);
    var is_bsd = (agt.indexOf("bsd")!=-1);
    var is_unix  = ((agt.indexOf("x11")!=-1) || is_sun || is_irix || is_hpux || 
                 is_sco ||is_unixware || is_mpras || is_reliant || 
                 is_dec || is_sinix || is_aix || is_linux || is_bsd || is_freebsd);

    var is_vms   = ((agt.indexOf("vax")!=-1) || (agt.indexOf("openvms")!=-1));

//--> end hide JavaScript