var tag = new Array('span', 'p','input','label','textarea','li','ul','a', 'select','td');
var sizeVar = new Array( '12px', '14px', '16px');
var startSize = '';
 

function setSize( tag, target, inc ) { 
      if (!document.getElementById) return;
      var d = document;
      var cel = null;
      var wielkosc,i,j,cTags;
      wielkosc = inc;
      if ( wielkosc < 0 ) wielkosc = 0;
      if ( wielkosc > 2 ) wielkosc = 2;

    if ( !( cel = d.getElementById( target ) ) ) cel = d.getElementsByTagName( target )[ 0 ];
      for ( i = 0 ; i < tag.length ; i++ ) {
            cTags = cel.getElementsByTagName( tag[ i ] );
            for ( j = 0 ; j < cTags.length ; j++ ){ 
                if(cTags[j].className == 'size3');
                else if(cTags[j].className == 'size2');
                else if(cTags[j].className == 'size1');
                else if(cTags[j].className == 'MenuTD');
                else
                      cTags[ j ].style.fontSize = sizeVar[ wielkosc ]; 
            }
      }
}

 

function setCoo(size)
{
    document.cookie='rozmiar_czcionki='+size+'; expires=Fri, 09-Mar-2050 00:00:01 GMT; path=/';
}

function getCoo(cookie)
{
    var position = cookie.indexOf("rozmiar_czcionki");
    if (position != -1) {
        return cookie.substr(position+17, 1);
    }
    return -1;
} 

function size(co)
{
    var position = getCoo(document.cookie);
    if (position != -1) {
        setSize(tag,co , position);
        return;
    }
    setCoo(0);
}