function getAllSheets() 
{
if( !window.ScriptEngine && navigator.__ice_version ) 
	{
    return document.styleSheets; 
    }

if( document.getElementsByTagName ) 
	{
    var Lt = document.getElementsByTagName('link');
    var St = document.getElementsByTagName('style');
  	} 
else 
if( document.styleSheets && document.all ) 
	{
    var Lt = document.all.tags('LINK'), St = document.all.tags('STYLE');
  	} 
else 
	{ 
	return []; 
	}

for( var x = 0, os = []; Lt[x]; x++ ) 
	{
    if( Lt[x].rel ) 
    	{ 
    	var rel = Lt[x].rel;
	    } 
	    else 
	if( Lt[x].getAttribute ) 
		{ 
		var rel = Lt[x].getAttribute('rel');
    	} 
    else 
    	{ 
    	var rel = ''; 
    	}
    if( typeof( rel ) == 'string' && rel.toLowerCase().indexOf('style') + 1 ) 
    	{
	    os[os.length] = Lt[x];
    	}
  	}

for( var x = 0; St[x]; x++ ) 
	{ 
	os[os.length] = St[x]; 
	} 
return os;
}

function changeStyle(newstyle) 
{
ss = getAllSheets();

for( var x = 0; ss[x]; x++ ) 
	{
    if( ss[x].title ) 
    	{
      	ss[x].disabled = true;
	    }
   
   	if (ss[x].title == newstyle ) 
   		{
        ss[x].disabled = false;
	    }
    }
}

function all(){
	changeStyle("Default");
	document.cookie="platform=all";
}

function mac(){
	changeStyle("Mac");
	document.cookie="platform=mac";
}

function win(){
	changeStyle("Win");
	document.cookie="platform=win";
}

function linux(){
	changeStyle("Linux");
	document.cookie="platform=linux";
}

function crossplatform(){
	changeStyle("Crossplatform");
	document.cookie="platform=crossplatform";
}

function Init()
{
s=document.cookie;

if (s=='platform=mac') mac();
if (s=='platform=win') win();
if (s=='platform=linux') linux();
if (s=='platform=all') all();
if (s=='platform=crossplatform') crossplatform();

if (s=='mac') mac();
if (s=='win') win();
if (s=='linux') linux();
if (s=='all') all();
if (s=='crossplatform') crossplatform();

}