// ÅǸ޴º °ü·Ã ½ºÅ©¸³Æ®
var dolphintabs={   
    subcontainers:[], last_accessed_tab:null,   
  
    revealsubmenu:function(curtabref){   
    this.hideallsubs()   
    if (this.last_accessed_tab!=null)   
        this.last_accessed_tab.className=""  
    if (curtabref.getAttribute("rel")) //If there's a sub menu defined for this tab item, show it   
    document.getElementById(curtabref.getAttribute("rel")).style.display="block"  
    curtabref.className="current"  
    this.last_accessed_tab=curtabref  
    },   
  
    hideallsubs:function(){   
    for (var i=0; i<this.subcontainers.length; i++)   
        document.getElementById(this.subcontainers[i]).style.display="none"  
    },   
  
    init:function(menuId, selectedIndex){   
    var tabItems=document.getElementById(menuId).getElementsByTagName("a")   
        for (var i=0; i<tabItems.length; i++){   
            if (tabItems[i].getAttribute("rel"))   
                this.subcontainers[this.subcontainers.length]=tabItems[i].getAttribute("rel") //store id of submenu div of tab menu item   
            if (i==selectedIndex){ //if this tab item should be selected by default   
                tabItems[i].className="current"  
                this.revealsubmenu(tabItems[i])   
            }   
        tabItems[i].onmouseover=function(){   
        dolphintabs.revealsubmenu(this)   
        }   
        } //END FOR LOOP   
    }   
}