// JScript File
var tab_Selected = "none";
var tab_obj_Selected;

function tab_handleRoll ( aObj, tabID ) {

    var objClass = aObj.className;
    
    
    if ( tab_Selected != tabID ) {
    
        if ( objClass != "Selected" ) {
        //swap to on
            
            aObj.className = "Selected";
            
        } else if ( objClass == "Selected"  ) { 
        // swap to off
            
            aObj.className = "Unselected";
        
        }
        
   }
   
}


function tab_handleClick ( cObj, tabID ) {
    
    document.getElementById ( tabID ).style.display = "block";
    
    if ( tab_Selected != "none" && tab_Selected != tabID ) {
        tab_handleRoll ( tab_obj_Selected, tabID );
        document.getElementById ( tab_Selected ).style.display = "none";
    } 
    
    
    
    tab_Selected = tabID;
    tab_obj_Selected = cObj;

}

function tab_SwapTabImg ( iObj, nSrc ) {

    iObj.src = nSrc;

}