function TabView(id, current){ 
    if(typeof(TabView.cnt) == "undefined"){ 
        TabView.init(); 
    } 
    current = (typeof(current) == "undefined") ? 0 : current; 
    this.newTab(id, current); 
} 
TabView.init = function(){ 
    TabView.cnt = 0; 
    TabView.arTabView = new Array(); 
} 
TabView.switchTab = function(TabViewIdx, TabIdx){ 
    TabView.arTabView[TabViewIdx].TabView.switchTab(TabIdx); 
} 
TabView.prototype.newTab = function(id, current){ 
    var TabViewElem, idx = 0, el = '', elTabs = '', elPages = ''; 
    TabViewElem = document.getElementById(id); 
    TabView.arTabView[TabView.cnt] = TabViewElem; 
    this.TabElem = TabViewElem; 
    this.TabElem.TabView = this; 
    this.tabCnt = 0; 
    this.arTab = new Array(); 
    // Loop throught the elements till the object with 
    // classname 'Tabs' is obtained 
    elTabs = TabViewElem.firstChild; 
    while(elTabs.className != "Tabs" )elTabs = elTabs.nextSibling; 
    el = elTabs.firstChild; 
    do{ 
        if(el.tagName == "A"){ 
            el.href = "javascript:TabView.switchTab(" + TabView.cnt + "," + idx + ");"; 
            this.arTab[idx] = new Array(el, 0); 
            this.tabCnt = idx++; 
        } 
    }while (el = el.nextSibling);

    // Loop throught the elements till the object with 
    // classname 'Pages' is obtained 
    elPages = TabViewElem.firstChild; 
    while (elPages.className != "Pages")elPages = elPages.nextSibling; 
    el = elPages.firstChild; 
    idx = 0; 
    do{ 
        if(el.className == "Page"){ 
            this.arTab[idx][1] = el; 
            idx++; 
        } 
    }while (el = el.nextSibling); 
    this.switchTab(current); 
    // Update TabView Count 
    TabView.cnt++; 
} 
TabView.prototype.switchTab = function(TabIdx){ 
    var Tab; 
    if(this.TabIdx == TabIdx)return false; 
    for(idx in this.arTab){ 
        Tab = this.arTab[idx]; 
        if(idx == TabIdx){ 
            Tab[0].className = "ActiveTab"; 
            Tab[1].style.display = "block"; 
            Tab[0].blur(); 
        }else{ 
            Tab[0].className = "InactiveTab"; 
            Tab[1].style.display = "none"; 
        } 
    } 
    this.TabIdx = TabIdx; 
    
} 
function init(){ 
    t1 = new TabView('TabView1'); 
    //t2 = new TabView('TabView2', 1); 
}