// JavaScript Document

// Make sure the code in ShowHide also works for IE.
if(document.all && !document.getElementById) // TRUE om browser är IE
{
  document.getElementById = function(id) // Sätt även så att IE kan anropa getElementById (?)
  {
    return document.all[id];
  }
}

// Cache the images expanded and collapsed.
// Used in ShowHide.
var expanded = new Image();
expanded.src = "bilder/expanded.gif";
var collapsed = new Image();
collapsed.src = "bilder/collapsed.gif"

function MM_swapImgRestore() 
	{ //v3.0 återställer alla bilder! 
  		var i,x,a=document.MM_sr; 
		
		for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) 
			x.src=x.oSrc;
	}
	
	function MM_preloadImages() 
	{ //v3.0
  		var d=document; 
		
		if(d.images)//om jag kan manipulera bilder via javaskript
		{ 
			if(!d.MM_p) 
				d.MM_p=new Array(); //sparas i en array som heter Macromedia preload (MM_p)
				
    		var i,j=d.MM_p.length,a=MM_preloadImages.arguments; 
				
			for(i=0; i<a.length; i++)
    			if (a[i].indexOf("#")!=0)
				{ 
					d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];
				}
		}//if slut
	}//funktionen preload slut.
	
	function MM_findObj(n, d) 
	{ //v4.01
  		var p,i,x;  
		
		if(!d) 
			d=document; 
		
		if((p=n.indexOf("?"))>0&&parent.frames.length) 
		{
    		d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
		}
  		
		if(!(x=d[n])&&d.all) x=d.all[n]; 
		
		for (i=0;!x&&i<d.forms.length;i++) 
			x=d.forms[i][n];
		
  		for(i=0;!x&&d.layers&&i<d.layers.length;i++) 
			x=MM_findObj(n,d.layers[i].document);
			
  		if(!x && d.getElementById) 
			x=d.getElementById(n); 
		
		return x;
	}

	function MM_swapImage() { //v3.0
		var i,j=0,x,a=MM_swapImage.arguments; 
		
		document.MM_sr=new Array; 
		
		for(i=0;i<(a.length-2);i+=3)
			if ((x=MM_findObj(a[i]))!=null)
			{
				document.MM_sr[j++]=x; 
				
				if(!x.oSrc) 
				x.oSrc=x.src; 
				
			x.src=a[i+2];
			}
	}
	
// Redirect when the browser is not supported.
// This will happen when the browser is IE and the version is below 4 
// and for other browsers when the version is below 5.
function redirectNotSupportedBrowser() 
{
	var browserName	= navigator.appName;
	var browserVersion = parseInt(navigator.appVersion);
	if(browserName == "Microsoft Internet Explorer")
	{
		if(browserVersion < 4) location.href="simplified_site.html";
	}
	else
	{
		if(browserVersion < 5) location.href="simplified_site.html";
	}
}	

// Show/hide text and swap images between expanded and collapsed.
function showHide()
{
  if(showHide.arguments.length>0)  
  { 
    para=document.getElementById(showHide.arguments[0]);
	if(showHide.arguments.length>1)
	{
	  arrow=document.getElementById(showHide.arguments[1]);
	  arrow.src = (para.style.display=='') ? collapsed.src : expanded.src;
	}
    para.style.display = (para.style.display=='') ? 'none' : '';
  } 
  else  
  {
    for(i=0; i<document.all.tags("div").length; i++)
    {
      para=document.all.tags("div")[i];
      if(para.id.indexOf('layer')==0) para.style.display = 'none';
    }
  }
}