/*****************************************************************************
Default browsercheck - Leave this one
******************************************************************************/
function lib_bwcheck(){ //Browsercheck (needed)
	this.ver = navigator.appVersion;
	this.agent = navigator.userAgent;
	this.dom = document.getElementById?1:0;

	this.java = (navigator.javaEnabled() < 1);	
	this.screen_width = window.screen.width;
	this.screen_height = window.screen.height;	
	this.screen_colordepth = window.screen.colorDepth;
	this.appname = navigator.appName;
	this.appcodename = navigator.appcodename;
	this.platform = navigator.platform;		
	
	this.ie5 = (this.ver.indexOf("MSIE 5") >-1 && this.dom)?1:0;
	this.ie6 = (this.ver.indexOf("MSIE 6") >-1 && this.dom)?1:0;
	this.ie4 = (document.all && !this.dom)?1:0;
	this.ie = this.ie4 || this.ie5 || this.ie6
	this.mac = this.agent.indexOf("Mac")>-1
	this.opera5 = this.agent.indexOf("Opera 5")>-1
	this.ns6 = (this.dom && parseInt(this.ver) >= 5) ?1:0; 
	this.ns4 = (document.layers && !this.dom)?1:0;
	this.bw = (this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5 || this.dom)
	return this
}
var bw = new lib_bwcheck() //Making browsercheck object


function noline(ref) {
	if (navigator.appName == 'Microsoft Internet Explorer') { ref.blur(); }
}

function layerWrite(layer,nestref,text) {
	if (bw.ns4) {
		var lyr = (nestref)? eval('document.' + nestref + '.document.' + layer + '.document') : document.layers[layer].document
		lyr.open()
		lyr.write(text)
		lyr.close()
	}

	if (bw.ie4) { document.all[layer].innerHTML = text; }
	if (bw.dom) { document.getElementById(layer).innerHTML = text; }
}

function flipmo(id, pic) {
	if (document.images) { id.src = pic }
}

function textFlipmo(id, pic, text) {
	if (document.images) {
		id.src = pic;
		window.status = text;
		return true
	}
}

function flipmoFrames(framename, id, pic) {
	if ((document.images) && (self.parent.frames.length > 0)) {
		eval("parent." + framename + ".document.images['" + id + "'].src = '" + pic + "'")
	}
}

var oldimage = new Image();
var gid = ""

function activeFlipmo(id, pic) {
	if (document.images) {
		if (id != gid) {
			id.src = pic
		}
	}
}

function clickFlipmo(id, pic) {
	if (document.images) {
		gid = id
		id.src = pic
	}
}


function resize() {
	window.resizeTo(document.images[0].width + 40, document.images[0].height + 100);
}


function popupWindow(url, navn, width, height, scrollbars) {
	if (scrollbars) { var scrollbar_str = 'yes' }
	else { var scrollbar_str = 'no' }
	curwin = window.open(url, navn ,'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=' + scrollbar_str + ',resizable=yes,copyhistory=no,width=' + width + ',height=' + height + ',top=150,left=150')
}

function makeframes(makedouble) {
	if (parent.location.href == self.location.href) {
		if (makedouble == 1) { oldurl = "dk/default.asp?underside=" + document.location.pathname + document.location.search; }
		else { oldurl = document.location.pathname + document.location.search; }
		
		rep = /\?/g;
		resulturl = oldurl.replace(rep, ";");
		rep = /\&/g;
		resulturl = resulturl.replace(rep, "$");
	
		if (makedouble == 1) { window.location.href = "../default.asp?filnavn=" + resulturl; }
		else { window.location.href = "default.asp?underside=" + resulturl; }
	}
}



function makeframespro() {
	if (parent.location.href == self.location.href) {
		var oldurl = document.location.pathname + document.location.search
		rep = /\?/g;
		resulturl = oldurl.replace(rep, ";");
		rep = /\&/g;
		resulturl = resulturl.replace(rep, "$");
		window.location.href = "default.asp?filnavn=" + resulturl;
	}
}

function str_confirmslet(str) {
		if (confirm('Er du sikker på du vil slette ' + str + '? \nDu kan IKKE fortryde.')) { return true }
		else { return false }
}


function testmaxlength(src, maxchars, title) {
	if (title == null) title = src.name;
	if (src.value.length > maxchars) {
		alert('Feltet ' + title + ' indeholder for mange tegn.\nDette felt må maximalt indeholde ' + maxchars + ' tegn');
		src.focus();
		return false;
	}
	
	else
		return true;
}


function changestate(src, state) { // enable or disable field: 0 = enable, 1 = disable
	if (state == 0) { src.disabled = false; }
	if (state == 1) { src.disabled = true; }
}


function testemail(src) { //check for valid email adress
	 if (src.value == '') { return true }
     var emailReg = "^[\\w-_\.]*[\\w-_\.]\@[\\w]\.+[\\w]+[\\w]$";
     var regex = new RegExp(emailReg);
     if (regex.test(src.value)==false)
	 {
	 	alert('Det er ikke en korrekt email');
		src.select();
		src.focus();
		return false;
	 }
	 else
		return true;
  }

function testint(src,title) { //check for valid integer
     var intReg = "^[0-9]*$";
     var regex = new RegExp(intReg);	 
     if (regex.test(src.value)==false)
	 {
		if (title == null) title = src.name;		 
	 	alert('Feltet '+title+' skal udfyldes som tal');
		src.select();
		src.focus();		
		return false;
	 }
	 else
		return true;
  }
  
function teststring(src,title) { //check for valid string
     var strReg = "^[A-ZÆØÅÁÄÃa-zæøåáäã ]*$";
     var regex = new RegExp(strReg);	 
     if (regex.test(src.value)==false)
	 {
		if (title == null) title = src.name;		 
	 	alert('Feltet '+title+' indeholder ugyldige tegn');
		src.select();	
		src.focus();		
		return false;
	 }
	 else
		return true;
  }

function testdato(src,title) { //check for valid date e.g. 24-12-1982
     var datoReg = "^[0-9]{1,2}[-|/][0-9]{1,2}[-|/][0-9]{4}$";
     var regex = new RegExp(datoReg);	 
     if (regex.test(src.value)==false && (src.value.length > 0))
	 {
		if (title == null) title = src.name;		 
	 	alert('Feltet '+title+' skal udfyldes som dato \n\n f.eks 24-12-1982');
		src.select();
		src.focus();		
		return false;
	 }
	 else
		return true;
  }  

function testcifre(src,talmin,talmax,title) { //check for valid number e.g. between 1 and 31
	 if (talmin==null) talmin = 0;
	 if (talmax==null) talmax = 0;	 
     var talReg = "^[0-9]+$";
     var regex = new RegExp(talReg);	 
     if ((regex.test(src.value)==false && (src.value.length > 0)) || ((src.value < talmin) || (src.value > talmax)))
	 {
		if (title == null) title = src.name;		 
	 	alert('Feltet '+title+' skal være et tal mellem '+talmin+' og '+talmax);
		src.select();
		src.focus();		
		return false;
	 }
	 else
		return true;
  }  
  
function testyear(src,title) { //check for valid year - before current year
     var datoReg = "^[0-9]{4}$";
     var regex = new RegExp(datoReg);	 
	 var today = new Date();
	 var year = today.getFullYear()

     if (regex.test(src.value)==false)
	 {
		if (title == null) title = src.name;		 
	 	alert('Feltet '+title+' skal udfyldes som årstal, f.eks 2002');
		src.select();
		src.focus();		
		return false;
	 }
     if (src.value > year || src.value < eval(year-100) || src.value == null)
	 {
		if (title == null) title = src.name;		 
	 	alert('Feltet '+title+' skal være mellem '+eval(year-100)+' og '+year);
		src.select();
		src.focus();		
		return false;
	 }
	 else
		return true;
  }    

function testnull(src,title) { //check for formfield not empty
     if (src.disabled == true) { return true }
     var intReg = "^.+$";
     var regex = new RegExp(intReg);	 
     if ((regex.test(src.value)==false) || (src.value == ""))
	 {
		if (title == null) title = src.name;	 
	 	alert('Feltet '+title+' må ikke være tomt');
		src.focus();		
		return false;
	 }
	 else
		return true;
  }

function testnulltextarea(src,title) {
     if (src.disabled == true) { return true }
     if (src.value.length == 0) {
		if (title == null) title = src.name;	 
	 	alert('Feltet '+title+' må ikke være tomt');
		src.focus();		
		return false;
	 }
	 else { return true; }
}

  
function testradio(src,title) //check for radio button selected
{
	if (getSelectedCheckbox(src).length == 0)
	{
		if (title == null) title = src[0].name;
		alert('Der skal vælges et felt i '+title);
		src[0].focus();
		return false;
	}
	else
		return true;
}

function testselect(src,title) //check for select field selected
{
	if (src.selectedIndex == 0)
	{
		if (title == null) title = src.name;
		alert('Der skal foretages et valg i '+title);
		src.focus();
		return false;
	}
	else
		return true;
}
   
function testselectmultiple(src,title) //check for select field selected
{	
	if (src.selectedIndex == -1)
	{
		if (title == null) title = src.name;
		alert('Der skal foretages et valg i '+title);
		src.focus();
		return false;
	}
	else
		return true;
}   
   
/*
	herunder lidt funktioner taget fra 
	http://www.breakingpar.com/bkp/home.nsf/Doc!OpenNavigator&CA99375CC06FB52687256AFB0013E5E9
*/
  
  function getSelectedRadio(buttonGroup) {
   // returns the array number of the selected radio button or -1 if no button is selected
   if (buttonGroup[0]) { // if the button group is an array (one button is not an array)
      for (var i=0; i<buttonGroup.length; i++) {
         if (buttonGroup[i].checked) {
            return i
         }
      }
   } else {
      if (buttonGroup.checked) { return 0; } // if the one button is checked, return zero
   }
   // if we get to this point, no radio button is selected
   return -1;
} // Ends the "getSelectedRadio" function

function getSelectedRadioValue(buttonGroup) {
   // returns the value of the selected radio button or "" if no button is selected
   var i = getSelectedRadio(buttonGroup);
   if (i == -1) {
      return "";
   } else {
      if (buttonGroup[i]) { // Make sure the button group is an array (not just one button)
         return buttonGroup[i].value;
      } else { // The button group is just the one button, and it is checked
         return buttonGroup.value;
      }
   }
} // Ends the "getSelectedRadioValue" function

function getSelectedCheckbox(buttonGroup) {
   // Go through all the check boxes. return an array of all the ones
   // that are selected (their position numbers). if no boxes were checked,
   // returned array will be empty (length will be zero)
   var retArr = new Array();
   var lastElement = 0;
   if (buttonGroup[0]) { // if the button group is an array (one check box is not an array)
      for (var i=0; i<buttonGroup.length; i++) {
         if (buttonGroup[i].checked) {
            retArr.length = lastElement;
            retArr[lastElement] = i;
            lastElement++;
         }
      }
   } else { // There is only one check box (it's not an array)
      if (buttonGroup.checked) { // if the one check box is checked
         retArr.length = lastElement;
         retArr[lastElement] = 0; // return zero as the only array value
      }
   }
   return retArr;
} // Ends the "getSelectedCheckbox" function

function getSelectedCheckboxValue(buttonGroup) {
   // return an array of values selected in the check box group. if no boxes
   // were checked, returned array will be empty (length will be zero)
   var retArr = new Array(); // set up empty array for the return values
   var selectedItems = getSelectedCheckbox(buttonGroup);
   if (selectedItems.length != 0) { // if there was something selected
      retArr.length = selectedItems.length;
      for (var i=0; i<selectedItems.length; i++) {
         if (buttonGroup[selectedItems[i]]) { // Make sure it's an array
            retArr[i] = buttonGroup[selectedItems[i]].value;
         } else { // It's not an array (there's just one check box and it's selected)
            retArr[i] = buttonGroup.value;// return that value
         }
      }
   }
   return retArr;
} // Ends the "getSelectedCheckBoxValue" function