// JavaScript Document
function hideall(id)
{
	for (r=0;r<20;r++)
	{
	 var tagi = 'tarvike' + r;
	 var vali = 'valikko' + r;
	 var e = document.getElementById(tagi);
	 var f = document.getElementById(vali);
	 if (tagi != id)
	    {
		var tagi = 'tarvike' + r;
		var e = document.getElementById(tagi);
		if (e) 
		{
			e.style.display='none';
			f.style.backgroundImage='url(/images/arrowa.gif)';
			
		}
            }
	}
}

function showthis(id,od) {
       var e = document.getElementById(id);
       var f = document.getElementById(od);
       if(e.style.display == 'block')
	{
          e.style.display = 'none';
	  f.style.backgroundImage='url(/images/arrowa.gif)';
	}
       else
	{
          e.style.display = 'block';
    	  f.style.backgroundImage='url(/images/arrowy.gif)';
	}
}

function setCookie(c_name,value,exdays)
{
	var exdate=new Date();
	exdate.setDate(exdate.getDate() + exdays);
	var c_value=escape(value) + ((exdays==null) ? "" : "; expires="+exdate.toUTCString());
	document.cookie=c_name + "=" + c_value;
}


function getCookie(c_name)
{
	var i,x,y,ARRcookies=document.cookie.split(";");
	for (i=0;i<ARRcookies.length;i++)
	{
	  x=ARRcookies[i].substr(0,ARRcookies[i].indexOf("="));
	  y=ARRcookies[i].substr(ARRcookies[i].indexOf("=")+1);
	  x=x.replace(/^\s+|\s+$/g,"");
	  if (x==c_name)
	    {
	    return unescape(y);
	    }
	}
}


function setbackground(vari)
{
	cvari = ' ';
	cvari = getCookie('tausta');
	if (window.cvari !== 'undefined') {
		if (cvari.substring(0, 1) == '#') {
			document.body.style.backgroundColor=cvari;	
		}
		else {
			document.body.style.backgroundColor=vari;	
		}
	}
	else {
			document.body.style.backgroundColor=vari;	
	}

}