/*
	functions.js
*/


/*****************************/
/* Größe Textfelder anpassen */
/*****************************/

var groesse_disabled=0;

function mehr(){
groesse_disabled=1;
document.getElementById("textfield").rows += 5; 
}

function weniger(){
groesse_disabled=1;
if (document.getElementById("textfield").rows > 5) document.getElementById("textfield").rows -= 5; 
}

function groesse(cols, rows){
if (groesse_disabled<1)
{
document.getElementById("textfield").cols = cols; 
document.getElementById("textfield").rows = rows; 
}
}


/************/
/* UBB-Code */
/************/

function insert(aTag, eTag, formname, textfield) {
  var input = document.forms[formname].elements[textfield];
  input.focus();
  /* für Internet Explorer */
  if(typeof document.selection != 'undefined') {
    /* Einfügen des Formatierungscodes */
    var range = document.selection.createRange();
    var insText = range.text;
    range.text = aTag + insText + eTag;
    /* Anpassen der Cursorposition */
    range = document.selection.createRange();
    if (insText.length == 0) {
      range.move('character', -eTag.length);
    } else {
      range.moveStart('character', aTag.length + insText.length + eTag.length);      
    }
    range.select();
  }
  /* für neuere auf Gecko basierende Browser */
  else if(typeof input.selectionStart != 'undefined')
  {
    /* Einfügen des Formatierungscodes */
    var start = input.selectionStart;
    var end = input.selectionEnd;
    var insText = input.value.substring(start, end);
    input.value = input.value.substr(0, start) + aTag + insText + eTag + input.value.substr(end);
    /* Anpassen der Cursorposition */
    var pos;
    if (insText.length == 0) {
      pos = start + aTag.length;
    } else {
      pos = start + aTag.length + insText.length + eTag.length;
    }
    input.selectionStart = pos;
    input.selectionEnd = pos;
  }
  /* für die übrigen Browser */
  else
  {
    /* Abfrage der Einfügeposition */
    var pos;
    var re = new RegExp('^[0-9]{0,3}$');
    while(!re.test(pos)) {
      pos = prompt("Einfügen an Position (0.." + input.value.length + "):", "0");
    }
    if(pos > input.value.length) {
      pos = input.value.length;
    }
    /* Einfügen des Formatierungscodes */
    var insText = prompt("Bitte geben Sie den zu formatierenden Text ein:");
    input.value = input.value.substr(0, pos) + aTag + insText + eTag + input.value.substr(pos);
  }
}

function insert_url(Tag, formname, textfield) {
  var input = document.forms[formname].elements[textfield];
  input.focus();
  
  if(Tag=='url') insText_url=prompt("Bitte gib die URL ein:","http://",true);
  if(Tag=='email') insText_url=prompt("Bitte gib die eMail-Adresse ein:","@",true);
  if(Tag=='img') insText_url=prompt("Bitte gib die URL des Bildes ein:","http://",true);
  
    if (insText_url==null) {
    	return true;
    }


  /* für Internet Explorer */
  if(typeof document.selection != 'undefined') {
    /* Einfügen des Formatierungscodes */
    var range = document.selection.createRange();
    var insText = range.text;
    if (insText.length==0)
    	{
    		insText = insText_url;
    		var notext = 1;
    	}
    if(Tag=='url' || Tag=='email')
    	{
    		range.text = '[' + Tag + '=' + insText_url + ']' + insText + '[/' + Tag+ ']';
    	}
    if(Tag=='img')
    	{
    		range.text = '[' + Tag + ']' + insText_url + '[/' + Tag+ ']';
    	}
    /* Anpassen der Cursorposition */
    range = document.selection.createRange();

	if (notext == 1) {
      range.moveStart('character', -(Tag.length + insText_url.length + 3));      
      range.moveEnd('character', -(Tag.length+3));
    } else {
      range.moveStart('character', Tag.length + insText_url.length + 3);      
      range.moveEnd('character', -(Tag.length+3));
    }
    range.select();
  }
  /* für neuere auf Gecko basierende Browser */
  else if(typeof input.selectionStart != 'undefined')
  {
    /* Einfügen des Formatierungscodes */
    var start = input.selectionStart;
    var end = input.selectionEnd;
    var insText = input.value.substring(start, end);
    if (insText.length==0) insText = insText_url;

    var pos;

    if(Tag=='url' || Tag=='email')
    	{
    		input.value = input.value.substr(0, start) + '[' + Tag + '=' + insText_url + ']' + insText + '[/' + Tag + ']' + input.value.substr(end);
		    pos = start + Tag.length + insText_url.length + 3;
		    input.selectionStart = pos;
		    input.selectionEnd = pos + insText.length;
    	}
    if(Tag=='img')
    	{
    		input.value = input.value.substr(0, start) + '[' + Tag + ']' + insText_url + '[/' + Tag + ']' + input.value.substr(end);
    		pos = start;
		    input.selectionStart = pos;
		    input.selectionEnd = pos + insText.length + Tag.length + 3 + Tag.length + 2;
	 	}
    /* Anpassen der Cursorposition */
    

  }
  /* für die übrigen Browser */
  else
  {
    /* Abfrage der Einfügeposition */
    var pos;
    var re = new RegExp('^[0-9]{0,3}$');
    while(!re.test(pos)) {
      pos = prompt("Einfügen an Position (0.." + input.value.length + "):", "0");
    }
    if(pos > input.value.length) {
      pos = input.value.length;
    }
    /* Einfügen des Formatierungscodes */
    var insText = prompt("Bitte geben Sie den zu formatierenden Text ein:");
    input.value = input.value.substr(0, pos) + aTag + insText + eTag + input.value.substr(pos);
  }
}

function insert_var(Tag, formname, textfield) {
  var input = document.forms[formname].elements[textfield];
  input.focus();
  /* für Internet Explorer */
  if(typeof document.selection != 'undefined') {
    /* Einfügen des Formatierungscodes */
    var range = document.selection.createRange();
    var insText = range.text;
    range.text = Tag;
    /* Anpassen der Cursorposition */
    range = document.selection.createRange();
    if (insText.length == 0) {
      range.move('character', -Tag.length);
    } else {
      range.moveStart('character', Tag.length);      
    }
    range.select();
  }
  /* für neuere auf Gecko basierende Browser */
  else if(typeof input.selectionStart != 'undefined')
  {
    /* Einfügen des Formatierungscodes */
    var start = input.selectionStart;
    var end = input.selectionEnd;
    var insText = input.value.substring(start, end);
    input.value = input.value.substr(0, start) + Tag + input.value.substr(end);
    /* Anpassen der Cursorposition */
    var pos;
    if (insText.length == 0) {
      pos = start + Tag.length;
    } else {
      pos = start + Tag.length;
    }
    input.selectionStart = pos;
    input.selectionEnd = pos;
  }
  /* für die übrigen Browser */
  else
  {
    /* Abfrage der Einfügeposition */
    var pos;
    var re = new RegExp('^[0-9]{0,3}$');
    while(!re.test(pos)) {
      pos = prompt("Einfügen an Position (0.." + input.value.length + "):", "0");
    }
    if(pos > input.value.length) {
      pos = input.value.length;
    }
    /* Einfügen des Formatierungscodes */
    var insText = prompt("Bitte geben Sie den zu formatierenden Text ein:");
    input.value = input.value.substr(0, pos) + Tag + input.value.substr(pos);
  }
}


/**********************/
/* MouseOver UBB-Code */
/**********************/

function movepic(img_name,img_src) {
document[img_name].src=img_src;
}


function str_replace(search, replace, subject) {
    var f = search, r = replace, s = subject;
    var ra = r instanceof Array, sa = s instanceof Array, f = [].concat(f), r = [].concat(r), i = (s = [].concat(s)).length;
 
    while (j = 0, i--) {
        if (s[i]) {
            while (s[i] = (s[i]+'').split(f[j]).join(ra ? r[j] || "" : r[0]), ++j in f){};
        }
    };
 
    return sa ? s : s[0];
}

function get_qth(latDeg, longDeg)
	{
		p1 = Math.floor(latDeg); //47
		p2 = Math.floor((latDeg-Math.floor(latDeg))*60); //39
		p3 = Math.floor(((latDeg-Math.floor(latDeg))*60-p2)*60); //29
		p4 = Math.floor(longDeg); //47
		p5 = Math.floor((longDeg-Math.floor(longDeg))*60); //39
		p6 = Math.floor(((longDeg-Math.floor(longDeg))*60-p5)*60); //29
		
		alpha = "ABCDEFGHIJKLMNOPQRSTUVWX";
		bg = parseFloat(p1);
		bm = parseFloat(p2);
		bs = parseFloat(p3);
		lg = parseFloat(p4);
		lm = parseFloat(p5);
		ls = parseFloat(p6);
		breite = bg + bm/60 + bs/3600;

		laenge = lg + lm/60 + ls/3600
		
		b = (breite + 90) / 10
		loc2 = Math.floor(b)
		b = 10 * b - 10 * loc2
		
		loc4 = Math.floor(b)
		b = 24 * b - 24 * loc4
		loc6 = Math.floor(b)
		
		l = (laenge + 180) / 20
		loc1 = Math.floor(l)
		l =  10 * l - 10 * loc1
		loc3 = Math.floor(l)
		l =  24 * l - 24 * loc3
		loc5 = Math.floor(l)
		
		loc1 = alpha.charAt(loc1)
		loc2 = alpha.charAt(loc2)
		loc5 = alpha.charAt(loc5)
		loc6 = alpha.charAt(loc6)
		
		return "<br>N "+p1+"&deg; "+p2+"&quot; "+p3+"&#039;&nbsp;&nbsp;&nbsp;O "+p4+"&deg; "+p5+"&quot; "+p6+"&#039;<br>"+loc1+loc2+loc3+loc4+loc5+loc6;
		
	}

function swap_display()
	{
		if(document.getElementById('peilung').value=="new") {
			document.getElementById('new_peil_div').style.display='block';
		} else {
			document.getElementById('new_peil_div').style.display='none';
//			document.getElementById('load_peil').submit();
		}
	}

function openwindow(theURL,winName,features)
{
  OpenWin = window.open(theURL,winName,features);
  OpenWin.opener = self;
  OpenWin.focus();
}