function toggle_to_option (radio){

    if(radio.value == 1){
       var attributes = {
          backgroundColor: { to:  '#eee' },
          borderTopColor: { to: '#777' },
          borderRightColor: { to: '#777' },
          borderBottomColor: { to: '#777' },
          borderLeftColor: { to: '#777' }
       };
       
       var to_div = new YAHOO.util.ColorAnim('invite_table', attributes);
       var contact_importer_button = new YAHOO.util.Anim("contact_importer_button_container", { opacity: {to:0}, height: {to: 0} }, 1, YAHOO.util.Easing.easeOut); 
       to_div.animate();
       contact_importer_button.animate();
    } else{

       YAHOO.util.Dom.setStyle("contact_importer_button_container","display","block");

       var attributes = {
          backgroundColor: { to:  '#fff' },
          borderTopColor: { to: '#fff' },
          borderRightColor: { to: '#fff' },
          borderBottomColor: { to: '#fff' },
          borderLeftColor: { to: '#fff' }
       };
       
        var to_div = new YAHOO.util.ColorAnim('invite_table', attributes);
        var contact_importer_button = new YAHOO.util.Anim("contact_importer_button_container", { opacity: {to:1}, height: {to: 40} }, 1, YAHOO.util.Easing.easeOut); 

        if(YAHOO.util.Dom.getStyle("invite_table","backgroundColor") != 'transparent')
            to_div.animate();

        contact_importer_button.animate();
    
    }

}