<!--

function preload()
	{
		size = readCookie('fontSize');
		setFontSize(size);
		contrast = readCookie('contrast');
		setContrast(contrast);
	}
	
function createCookie(name,value,days) 
	{
	  if (days) 
	  	{    
	  		var date = new Date();    
	  		date.setTime(date.getTime()+(days*24*60*60*1000));    
	  		var expires = '; expires='+date.toGMTString();  
	  	}  
	  else
	  	expires = '';  
	  	document.cookie = name+'='+value+expires+'; path=/';
	 }
	 
function readCookie(name) 
	{
	  var nameEQ = name + '=';  
	  var ca = document.cookie.split(';');  
	  for(var i=0;i < ca.length;i++) 
	  { 
	  	   var c = ca[i];    
	  	while (c.charAt(0)==' ') c = c.substring(1,c.length);
	  	if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	  }
	  return null;
	 }
	  
function setFontSize(size) 	
	{		
		var body = document.getElementsByTagName('body')[0];		var ProcentTal = "100%"; // default
				
		//sätter tillbaka allas färger till orginal
		document.getElementById("fontbox1").style.color = "#333333";
		document.getElementById("fontbox2").style.color = "#333333";
		document.getElementById("fontbox3").style.color = "#333333";
		
		if (size == null) size = 2; //sätter size till 2 som är standard om cookien ej hade information i sig eller inte fanns
	
		if (size == 1) ProcentTal = "80%";		if (size == 2) ProcentTal = "100%";		if (size == 3) ProcentTal = "130%"; 		body.style.fontSize = ProcentTal;
		
		if (size == 1) document.getElementById("fontbox1").style.color = "#aa22aa";		
		if (size == 2) document.getElementById("fontbox2").style.color = "#aa22aa";
		if (size == 3) document.getElementById("fontbox3").style.color = "#aa22aa";

		
		createCookie("fontSize",size,30); //cookie gäller 1 månad	
	}
			
function setContrast(contrast) 	
	{	//defaultvärden		var color = "url(bilder/besticbakgrund_halvskarp.png)";	
		var logo = "bilder/bestic250px_ffffff.gif";				
		var besticGron = "bilder/bestic_gron180px_ffffff.gif";	
		var besticSnettOvan = "bilder/bestic_snett_ovan_f8f8f8.gif";
		var bodyColor = "#f7f7f7"; 
		var textColor = "#000"; 									
		
		document.getElementById("bakgrund1").style.color = "#333333";
		document.getElementById("bakgrund2").style.color = "#333333";
		
		if (contrast == null) contrast = 1; //sätter contrast till 1 som är standard om cookien ej hade information i sig eller inte fanns
		
				if (contrast == 1) //ljus version
			{
			 	color = "url(bilder/besticbakgrund_halvskarp.png)";
			 	logo = "bilder/bestic250px_ffffff.gif";
			 	besticGron = "bilder/bestic_gron180px_ffffff.gif";
			 	besticSnettOvan = "bilder/bestic_snett_ovan_f8f8f8.gif";
			 	bodyColor = "#f7f7f7";
			 	textColor = "#000";
			 	document.getElementById("bakgrund1").style.color = "#aa22aa";
			}
					if (contrast == 2) //mörk version
			{
				color = "url(bilder/besticbakgrund_inv.png)";
				logo = "bilder/bestic250px_a7a7a7.gif";
				besticGron = "bilder/bestic_gron180px_a7a7a7.gif";
			 	besticSnettOvan = "bilder/bestic_snett_ovan_a2a2a2.gif";
				bodyColor = "#989898";
				textColor = "#333";
				document.getElementById("bakgrund2").style.color = "aa22aa";
			}

		//ändrar i html och css
		document.getElementById("bakgrund").style.backgroundImage= color;
		document["logo"].src=logo;
		document["bestic_gron"].src=besticGron;
		document["bestic_snett_ovan"].src=besticSnettOvan;
		document.getElementById("body").style.backgroundColor = bodyColor;
		document.getElementById("textbox").style.color = textColor;
	
		createCookie("contrast",contrast,30); //cookie gäller 1 månad	
	}
			
function HideContent(d)
	{		
		if(d.length < 1)
			{ 
		 		return;
			}		
		document.getElementById(d).style.display = "none";	
	}
	
function ShowContent(d)
	{		if(d.length < 1)
			{
				return;
			}		
		document.getElementById(d).style.display = "block";	
	}
	
function ReverseContentDisplay(d)
	{
		if(d.length < 1)
			{
				return;
			}		
		if(document.getElementById(d).style.display == "none")
			{
				document.getElementById(d).style.display = "block";
			}		
		else
			{
				document.getElementById(d).style.display = "none";
			}	
	}
	
//-->