function mnu(obj,bool){    
    obj.src = ((obj.src.indexOf("_on") != -1)? obj.src.split("_on.gif")[0]:obj.src.split(".gif")[0]) + ((bool)? "_on.gif":".gif");
}

function goTo( url, target ){
    window.open( url, target );
}

var tgs = new Array( 'div' );
var szs = new Array('xx-small','x-small', '12px', 'small',  'medium','large','x-large','xx-large' );
var startSz = 2;

function ts( trgt,inc ) {
    if (!document.getElementById) return
    var d = document,cEl = null,sz = startSz,i,j,cTags;
    if(inc == "inc"){
        sz += 1;
        if ( sz < 0 ) sz = 0;
        if ( sz > 6 ) sz = 6;
        startSz = sz;

        if (startSz == 6)
          startSz = 0
        else
          if (sz < 6)
            startSz += 1;  

        sz = startSz;

        if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ];
            cEl.style.fontSize = szs[ sz ];
            for ( i = 0; i < tgs.length; i++ ) {
            cTags = cEl.getElementsByTagName( tgs[ i ] );
            for ( j = 0; j < cTags.length; j++ ) cTags[ j ].style.fontSize = szs[ sz ];
        }
    }else if(inc == "dec"){
        sz -= 1;
        if ( sz < 0 ) sz = 0;
        if ( sz > 6 ) sz = 6;
        startSz = sz;

        if (startSz == 6)
          startSz = 0
        else
          if (sz < 6)
            startSz -= 1;  

        sz = startSz;

        if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ];
            cEl.style.fontSize = szs[ sz ];
            for ( i = 0; i < tgs.length; i++ ) {
            cTags = cEl.getElementsByTagName( tgs[ i ] );
            for ( j = 0; j < cTags.length; j++ ) cTags[ j ].style.fontSize = szs[ sz ];
        }
    }
}