// Höfundur : Arngrķmur Arnarson | aggi@rokk.is
	function innslattur(Formid)
  {
		if (Formid.frmName.value == "") {
		alert("Vinsamlegast slįšu inn nafn į flytjandanum");
		Formid.frmName.focus();
		return (false);
		}
		
		if (Formid.frmEmail.value == "") {
		alert("Vinsamlegast slįšu inn netfang flytjandans");
		Formid.frmEmail.focus();
		return (false);
		}

		if (Formid.frmGenre.value == "") {
		alert("Vinsamlegast slįšu inn stefnu flytjandans");
		Formid.frmGenre.focus();
		return (false);
		}

		if (Formid.frmLocation.value == "") {
		alert("Vinsamlegast slįšu inn hvar bandiš er stašsett į landinu");
		Formid.frmLocation.focus();
		return (false);
		}

		if (Formid.frmMembers.value == "") {
		alert("Vinsamlegast slįšu inn mešlimaskipan og hljóšfęri");
		Formid.frmMembers.focus();
		return (false);
		}

		if (Formid.frmAbout.value == "") {
		alert("Vinsamlegast slįšu inn stutta lżsingu į flytjandanum");
		Formid.frmAbout.focus();
	  return (false);
		}

		if (Formid.frmCName.value == "") {
		alert("Vinsamlegast slįšu inn nafn į tengiliši viš flytjanda");
		Formid.frmCName.focus();
		return (false);
		}
		
		if (Formid.frmCPhone.value == "") {
		alert("Vinsamlegast slįšu inn sķma tengilišs");
		Formid.frmCPhone.focus();
		return (false);
    }
    
    if (Formid.frmCUser.value == "") {
		alert("Vinsamlegast slįšu inn notendanafn tengilišs");
		Formid.frmCUser.focus();
		return (false);
    }
    
    if (Formid.frmCPAss.value == "") {
		alert("Vinsamlegast slįšu inn lykilorš tengilišs");
		Formid.frmCPass.focus();
		return (false);
		}
	}
  
  // Make sure that the pagebody block is at least equal height to 
// each of the side columns
var isChanged = false;
function fixPagebodyHeight()
{
  if (document.layers == null)
  {
    var hBody = document.getElementById('pagebody').offsetHeight;
    var hExtra1 = (document.getElementById('pageextra1') != null) ? document.getElementById('pageextra1').offsetHeight : 0;
    var hExtra2 = (document.getElementById('pageextra2') != null) ? document.getElementById('pageextra2').offsetHeight : 0;
    var hExtra3 = (document.getElementById('pageextra3') != null) ? document.getElementById('pageextra3').offsetHeight : 0;
    var hExtra4 = (document.getElementById('pageextra4') != null) ? document.getElementById('pageextra4').offsetHeight : 0;
    if (hExtra1 > hBody) { hBody = hExtra1; isChanged = true; }
    if (hExtra2 > hBody) { hBody = hExtra2; isChanged = true; }
    if (hExtra3 > hBody) { hBody = hExtra3; isChanged = true; }
    if (hExtra4 > hBody) { hBody = hExtra4; isChanged = true; }
    if (isChanged == true)
    {
      document.getElementById('pagebody').style.height = hBody + "px";
    }
  }
  disableCSSinStupidBrowsers()
}




/*
 Browser sniffing code borrowed from: http://www.webreference.com/tools/browser/javascript.html
 This program is Free Software[tm]. Licence: GNU/GPL v2.0 or later.
*/
var agt=navigator.userAgent.toLowerCase();
var appVer = navigator.appVersion.toLowerCase();

// *** BROWSER VERSION ***
var is_minor = parseFloat(appVer);
var is_major = parseInt(is_minor);

var iePos  = appVer.indexOf('msie');
if (iePos !=-1) {
  is_minor = parseFloat(appVer.substring(iePos+5,appVer.indexOf(';',iePos)))
  is_major = parseInt(is_minor);
}

var is_opera = agt.indexOf('opera') != -1;

var is_safari = ((agt.indexOf('safari')!=-1)&&(agt.indexOf('mac')!=-1))?true:false;
var is_konq = agt.indexOf('konqueror') != -1;
var is_khtml  = (is_safari || is_konq);

var is_ie   = ((iePos!=-1) && (!is_opera) && (!is_khtml));
var is_ie5dn = (is_ie && is_minor < 5.0);

// *** PLATFORM ***
var is_mac = (agt.indexOf("mac")!=-1);


/* Disable all CSS in stupid browsers */
function disableCSSinStupidBrowsers()
{
  if ((is_mac && is_ie) || is_ie5dn) 
  {
    var x = null;
    if (document.getElementsByTagName) 
    {
      x = document.getElementsByTagName('link');
    }
    else if (document.all) 
    {
      x = document.all.tags('link');
    }
    if (x != null)
    {
      x[0].disabled = true;
      x[1].disabled = true;
    }
  }
}