var debug = true;
// set console if not existing
if (typeof (console)=='undefined') {
    console = { };
	/*
	// for IE debug
	console.log	= function (msg) { alert (msg); }
	console.debug = function (msg) { alert (msg); }
	console.error = function (msg) { alert (msg); }
	*/
	console.log	= function (msg) { }
	console.debug = function (msg) { }
	console.error = function (msg) { }

}

if (!debug) {
    console = { };
	console.log	= function (msg) { }
	console.debug = function (msg) { }
	console.error = function (msg) { }
}


// empty function - does nothing
function noop ()
{
}

// --8<------------------------------------------------------------------------
/* Copyright (c) 2005 Scott S. McCoy
 * This was originally a non-object oriented interface
 * Function printf(format_string,arguments...)
 * Javascript emulation of the C printf function (modifiers and argument types 
 *    "p" and "n" are not supported due to language restrictions)
 *
 * Copyright 2003 K&L Productions. All rights reserved
 * http://www.klproductions.com 
 *
 * Terms of use: This function can be used free of charge IF this header is not
 *               modified and remains with the function code.
 * 
 * Legal: Use this code at your own risk. K&L Productions assumes NO resposibility
 *        for anything.
 ********************************************************************************/

String.prototype.sprintf = function () {
  var fstring = this.toString();

  var pad = function(str,ch,len) { var ps='';
      for(var i=0; i<Math.abs(len); i++) {
		  ps+=ch;
	  }
      return len>0?str+ps:ps+str;
  };
  var processFlags = function(flags,width,rs,arg) { 
      var pn = function(flags,arg,rs) {
          if(arg>=0) { 
              if(flags.indexOf(' ')>=0) {
				  rs = ' ' + rs;
			  } else if(flags.indexOf('+')>=0) {
				  rs = '+' + rs;
			  }
          } else {
              rs = '-' + rs;
		  }
          return rs;
      };
      var iWidth = parseInt(width,10);
      if(width.charAt(0) == '0') {
          var ec=0;
          if(flags.indexOf(' ')>=0 || flags.indexOf('+')>=0) {
			  ec++;
		  }
          if(rs.length<(iWidth-ec)) {
			  rs = pad(rs,'0',rs.length-(iWidth-ec));
		  }
          return pn(flags,arg,rs);
      }
      rs = pn(flags,arg,rs);
      if(rs.length<iWidth) {
          if(flags.indexOf('-')<0) {
			  rs = pad(rs,' ',rs.length-iWidth);
		  } else {
			  rs = pad(rs,' ',iWidth - rs.length);
		  }
      }    
      return rs;
  };
  var converters = [];
  converters.c = function(flags,width,precision,arg) { 
      if (typeof(arg) == 'number') {
		  return String.fromCharCode(arg);
	  } else if (typeof(arg) == 'string') {
		  return arg.charAt(0);
	  } else {
		  return '';
	  }
  };
  converters.d = function(flags,width,precision,arg) { 
      return converters.i(flags,width,precision,arg); 
  };
  converters.u = function(flags,width,precision,arg) { 
      return converters.i(flags,width,precision,Math.abs(arg)); 
  };
  converters.i =  function(flags,width,precision,arg) {
      var iPrecision=parseInt(precision, 10);
      var rs = ((Math.abs(arg)).toString().split('.'))[0];
      if(rs.length<iPrecision) {
		  rs=pad(rs,' ',iPrecision - rs.length);
	  }
      return processFlags(flags,width,rs,arg); 
  };
  converters.E = function(flags,width,precision,arg) {
      return (converters.e(flags,width,precision,arg)).toUpperCase();
  };
  converters.e = function(flags,width,precision,arg) {
      iPrecision = parseInt(precision, 10);
      if(isNaN(iPrecision)) {
		  iPrecision = 6;
	  }
      rs = (Math.abs(arg)).toExponential(iPrecision);
      if(rs.indexOf('.')<0 && flags.indexOf('#')>=0) {
		  rs = rs.replace(/^(.*)(e.*)$/,'$1.$2');
	  }
      return processFlags(flags,width,rs,arg);        
  };
  converters.f = function(flags,width,precision,arg) { 
      iPrecision = parseInt(precision, 10);
      if(isNaN(iPrecision)) {
		  iPrecision = 6;
	  }
      rs = (Math.abs(arg)).toFixed(iPrecision);
      if(rs.indexOf('.')<0 && flags.indexOf('#')>=0) {
		  rs = rs + '.';
	  }
      return processFlags(flags,width,rs,arg);
  };
  converters.G = function(flags,width,precision,arg) { 
      return (converters.g(flags,width,precision,arg)).toUpperCase();
  };
  converters.g = function(flags,width,precision,arg) {
      iPrecision = parseInt(precision, 10);
      absArg = Math.abs(arg);
      rse = absArg.toExponential();
      rsf = absArg.toFixed(6);
      if(!isNaN(iPrecision)) { 
          rsep = absArg.toExponential(iPrecision);
          rse = rsep.length < rse.length ? rsep : rse;
          rsfp = absArg.toFixed(iPrecision);
          rsf = rsfp.length < rsf.length ? rsfp : rsf;
      }
      if(rse.indexOf('.')<0 && flags.indexOf('#')>=0) {
		  rse = rse.replace(/^(.*)(e.*)$/,'$1.$2');
	  }
      if(rsf.indexOf('.')<0 && flags.indexOf('#')>=0) {
		  rsf = rsf + '.';
	  }
      rs = rse.length<rsf.length ? rse : rsf;
      return processFlags(flags,width,rs,arg);        
  };  
  converters.o = function(flags,width,precision,arg) { 
      var iPrecision=parseInt(precision, 10);
      var rs = Math.round(Math.abs(arg)).toString(8);
      if(rs.length<iPrecision) {
		  rs=pad(rs,' ',iPrecision - rs.length);
	  }
      if(flags.indexOf('#')>=0) {
		  rs='0'+rs;
	  }
      return processFlags(flags,width,rs,arg); 
  };
  converters.X = function(flags,width,precision,arg) { 
      return (converters.x(flags,width,precision,arg)).toUpperCase();
  };
  converters.x = function(flags,width,precision,arg) { 
      var iPrecision=parseInt(precision, 10);
      arg = Math.abs(arg);
      var rs = Math.round(arg).toString(16);
      if(rs.length<iPrecision) {
		  rs=pad(rs,' ',iPrecision - rs.length);
	  }
      if(flags.indexOf('#')>=0) {
		  rs='0x'+rs;
	  }
      return processFlags(flags,width,rs,arg); 
  };
  converters.s = function(flags,width,precision,arg) { 
      var iPrecision=parseInt(precision, 10);
      var rs = arg;
      if(rs.length > iPrecision) {
		  rs = rs.substring(0,iPrecision);
	  }
      return processFlags(flags,width,rs,0);
  };

  farr = fstring.split('%');
  retstr = farr[0];
  fpRE = /^([-+ #]*)(?:(\d*)\$|)(\d*)\.?(\d*)([cdieEfFgGosuxX])(.*)$/;
  for(var i = 1; i<farr.length; i++) { 
      fps=fpRE.exec(farr[i]);
      if(!fps) {
		  continue;
	  }
	  var my_i = fps[2] ? fps[2] : i;
      if(arguments[my_i-1]) {
          retstr+=converters[fps[5]](fps[1],fps[3],fps[4],arguments[my_i-1]);
      }
      retstr += fps[6];
  }
  return retstr;
}
// --8<------------------------------------------------------------------------

function toggleVisibility(id) {
	elem = document.getElementById(id);
	if (elem!=null) {
		if (elem.style.display=='none') {
			elem.style.display='block';
		} else {
			elem.style.display='none';
		}
	}
}


function addOnload(func)
{
	if (window.attachEvent) {
		window.attachEvent("onload",func);
	} else if (window.addEventListener) {
		window.addEventListener("load",func,false); 
	} 
}

// position helpers
function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft,curtop];
}

// displays the messagebox 'id' with the message msg
function showMessagebox(id, msg)
{
	var div = document.getElementById (id);
	if (typeof msg != 'undefined') {
		div.firstChild.innerHTML = msg;
	}
	div.style.display='block';
	// scroll to div - 100...
	pos = findPos(div);
	window.scrollTo (0, Math.max (pos[1]-100, 0));
}

// load in blank
/*
JSTarget function by Roger Johansson, www.456bereastreet.com
*/
var JSTarget = {
	init: function(att,val,warning) {
	if (document.getElementById && document.createElement && document.appendChild) {
		var strAtt = ((typeof att == 'undefined') || (att == null)) ? 'class' : att;
		var strVal = ((typeof val == 'undefined') || (val == null)) ? 'non-html' : val;
		var strWarning = ((typeof warning == 'undefined') || (warning == null)) ? ' (opens in a new window)' : warning;
		var oWarning;
		var arrLinks = document.getElementsByTagName('a');
		var oLink;
	var oRegExp = new RegExp("(^|\\s)" + strVal + "(\\s|$)");
	for (var i = 0; i < arrLinks.length; i++) {
		oLink = arrLinks[i];
		if ((strAtt == 'class') && (oRegExp.test(oLink.className)) || (oRegExp.test(oLink.getAttribute(strAtt)))) {
			oWarning = document.createElement("em");
			oWarning.appendChild(document.createTextNode(strWarning));
			oLink.appendChild(oWarning);
			oLink.onclick = JSTarget.openWin;
		}
	}
	oWarning = null;
	}
},
	openWin: function(e) {
	var event = (!e) ? window.event : e;
	if (event.shiftKey || event.altKey || event.ctrlKey || event.metaKey) return true;
	else {
	var oWin = window.open(this.getAttribute('href'), '_blank');
	if (oWin) {
	if (oWin.focus) oWin.focus();
	return false;
	}
	oWin = null;
	return true;
	}
	},
	/*
	addEvent function from http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html
	*/
	addEvent: function(obj, type, fn) {
	if (obj.addEventListener)
	obj.addEventListener(type, fn, false);
	else if (obj.attachEvent) {
	obj["e"+type+fn] = fn;
	obj[type+fn] = function() {obj["e"+type+fn]( window.event );}
	obj.attachEvent("on"+type, obj[type+fn]);
	}
	}
};

// add the stuff - use this code, only needed in IE
JSTarget.addEvent(window, 'load', function(){JSTarget.init("class","non-html","");});

// this function sends a request to verify javascript
function sendJsValidation()
{
	req = new Ajax.Request ();
	req.initialize (absUrl ("object_id=index&action=set_browser_cap&params[key]=javascript&params[value]=1"), {method:'get'});
}

function viewImageBrowser(article_id)
{
	var url = absUrl ('object_id=article&action=browse_images&params[article_id]='+article_id);
	window.open(url, 'Bilder','width=592,height=740,scrollbars=yes');
}