var tamanho = false;

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

function mnUp( obj, bool ){
    var str = obj.src.split( ".gif" );
    var url = ( str[ 0 ].indexOf( "_on" ) != -1 )? str[ 0 ].split( "_on" )[ 0 ]: str[ 0 ];
    var div = url.split( "/imagens/" )[ 1 ];
    obj.src = ( bool )? url + "_on.gif" : url + ".gif";
    document.getElementById( div ).style.display = ( bool )? "block" : "none";    
}

function tamanhoTexto(obj,elem){
    var classe = document.getElementById(elem).className;

    if(classe == "txt1")
        document.getElementById(elem).className = "txt2";
    else
        document.getElementById(elem).className = "txt1";
	
	obj.src = "../imagens/tools/bt_int_tamanho_txt" + ( ( tamanho )? "":"_on" ) + ".gif";
	tamanho = !tamanho;
}